Honda TRX420TE/FE User Manual

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Summary of Contents

Page 1 - OWNER’S MANUAL

×Honda TRX420TE/FEFOURTRAX 420 ES/4 4OWNER’S MANUAL06/10/24 12:56:23 32HP4800_002

Page 2 - Introduction

−−2Important Safety InformationFollow the Age RecommendationAlways Wear a HelmetNever Carry a PassengerATV SafetyYour ATV can provide many years of se

Page 3

−−kmmiNOTENOTE 1NOTE 2NOTE 3NOTE 215010020IR1000600100CIIIRII20001200200IICIIIRIIFUEL LINETHROTTLE OPERATIONAIR CLEANERAIR CLEANER HOUSINGDRAIN TUBESP

Page 4 - A Few Words About Safety

−−−−−−kmmiNOTENOTE 3NOTE 1DRIVESHAFT BOOTSREAR FINAL GEARCASE OIL ANDDIFFERENTIAL OILREAR FINAL GEAR CASEOIL (TRX420TE only)2WD/4WD SELECTSYSTEM (TRX4

Page 5

94Maintenance RecordServicing Your HondaPerformedBy:Date NotesODO orHOURkm (Miles) orhoursKeeping an accurate maintenance record will help ensure that

Page 6 - Contents

fuel fill capfront brake leverthrottle leverrear brake lever/parking brake leverfront brake fluid reservoir95Servicing Your HondaMaintenance Component

Page 7

air cleanerair cleanerhousingdrain tubeengine oil filterrear brakelight switchrear brake pedaldifferential oil filler cap (TRX420FE only)differential

Page 8

clutchspark plugengine oil drain boltengine oil filler cap/dipstickowner’s manualbatterygear case oil drain boltgear case oil filler capspark arrester

Page 9

××REAR(1)(4)(3)(2)(1) tool kit(4) gear change tool(3) rubber strap(2) storage compartmentSEAT UNDERSIDE98Tool KitServicing Your HondaThe tool kit ( )

Page 10 - Important Safety Information

(3)(1) owner’s manual(2) seat(4)(1)(2)SEAT UNDERSIDE(3) air pressure gauge(4) plastic document bag99Owner’s Manual StorageServicing Your HondaYour ATV

Page 11

(1)(6)(5)(2)(3)(4)(1) seat latch(2) seat(3) front prongs(4) hooks(5) studs(6) grommets100Seat RemovalServicing Your HondaSaf ety PrecautionsRefer to o

Page 12

101Servicing Your HondaClip RemovalRemovalPress down on the center pin to release the lock.Pull the clip out of the hole.Push the bottom of the pin.In

Page 13 - Safety Labels

3Important Safety InformationATV SafetyRide Off-Road OnlyTake Time to Learn & PracticeBe Alert for Off-Road HazardsYour ATV is designed and manufa

Page 14

+unleaded91 (or higher)typeresearch octane number102Fuel RecommendationFuelServicing Your HondaSaf ety PrecautionsPetrol Containing Alcohol,Refer to o

Page 15

13.7 (3.62 US gal , 3.01 Imp gal)2.8(0.74 US gal , 0.62 Imp gal)(1) fuel fill cap(2) breather tube(1)(4)(3) handlebar cover hole(4) filler neck(2)(3)1

Page 16 - ATV Safety

Petrol is highly flammable and explosive. Youcan be burned or seriously injured whenhandling fuel.Stop the engine and keep heat, sparks andflame away.

Page 17 - Instruments & Controls

105Engine Oil & FilterServicing Your HondaEngine oil quality is a major factor that affects both the performanceand the service life of the engine

Page 18

**SE, SF or SGAPI classificationviscosity (weight)suggested oil Honda 4-stroke oil or an equivalentSAE 10W-40NOT RECOMMENDEDOK106Oil RecommendationEng

Page 19 - Operation Component Locations

(1)(2)(1) code number of the sales company of the oil(2) oil classification107Engine Oil & FilterServicing Your HondaOther viscosities shown in th

Page 20

−−LEFT SIDE(1)(1) left side cover108Checking & Adding OilEngine Oil & FilterServicing Your HondaSaf ety PrecautionsRefer to on page .Check the

Page 21

LEFT SIDE(2)(3)(4)(3) upper level mark(4) lower level mark(2) oil filler cap/dipstick109Engine Oil & FilterServicing Your HondaRunning the engine

Page 22 - Indicators & Displays

(1)UNDER ENGINE(2)(2) sealing washer(1) engine oil drain plug110Changing Engine Oil & FilterEngine Oil & FilterServicing Your HondaSaf ety Pre

Page 23

(1)RIGHT SIDE(1) right side cover111Engine Oil & FilterServicing Your HondaInstall a New Engine Oil Filter:Unsnap and remove the right side cover

Page 24

4Important Safety InformationATV SafetyRide within Your LimitsKeep Your Honda in Safe ConditionDon’t Drink and RidePushing limits is another major cau

Page 25

(2) (3)RIGHT SIDE(7)(6)(2) oil filter cover(3) bolts(4) oil filter(5) O-rings(6) spring(7) rubber seal(8) ‘‘OUTSIDE’’ mark(5)(4) (8)(3)(2)112Engine Oi

Page 26

−−10 N·m (1.0 kgf·m , 7 lbf·ft)2.7(2.9 US qt , 2.4 Imp qt)25 N·m (2.5 kgf·m , 18 lbf·ft)113Servicing Your HondaEngine Oil & FilterImproper disposa

Page 27

typeviscosity (weight)hypoid gear oilSAE 80114Changing OilOil RecommendationGear Case OilServicing Your HondaSaf ety PrecautionsRefer to on page .Chan

Page 28

12 N·m (1.2 kgf·m , 9 lbf·ft)75 cm(2.5 US oz , 2.6 Imp oz)(1)(2)REAR(4)(3)(1) oil drain plug(2) oil filler cap(3) oil level check bolt(4) oil level ch

Page 29

typeviscosity (weight)hypoid gear oilSAE 80116Oil RecommendationChanging OilDifferential Oil (TRX420FE only)Servicing Your HondaSaf ety PrecautionsRef

Page 30

12 N·m (1.2 kgf·m , 9 lbf·ft)230 cm(7.8 US oz , 8.1 Imp oz)(1) oil drain plug(2) oil filler capFRONT(2)(1)(3)(3) oil filler inspection hole117Servicin

Page 31

118Coolant RecommendationCoolantServicing Your HondaUsing coolant with silicate inhibitors may cause premature wear ofwater pump seals or blockage of

Page 32 - Controls & Features

(1)(1) reserve tank(2) UPPER level mark(2)(3)(3) LOWER level markRIGHT REAR119Checking & Adding CoolantCoolantServicing Your HondaSaf ety Precauti

Page 33

(4)(5)(6)(4) rubber strap(5) rear fender cover(6) reserve tank capREAR120CoolantServicing Your HondaAdd coolant to the reserve tank as required to bri

Page 34

Removing the radiator cap while the engine ishot can cause the coolant to spray out, seriouslyscalding you.Always let the engine and radiator cool dow

Page 35

5ATV SafetySafety LabelsThe labels should be considered permanent parts of the vehicle. If alabel comes off or becomes hard to read, contact your Hond

Page 36

(2)(1)(3)FRONT(1) tabs A(2) radiator grill under cover(3) clips(4) radiator grill covers(5) tabs B(6) couplers(5)(6)(4)(3)122Radiator CoreCoolantServi

Page 37

FRONT(7)(8)(7) radiator grill plate (8) radiator core123CoolantServicing Your HondaRemove the radiator grill plate ( ).Wash the radiator core ( ) and

Page 38

124Air CleanerServicing Your HondaSaf ety PrecautionsUsing the wrong air cleaner may result in premature engine damage.Improper or lack of proper air

Page 39

(1)(2)UNDER SEAT(1) retainer clips (2) air cleaner housing cover125CleaningAir CleanerServicing Your Honda(cont’d)Unlatch the retainer clips ( ).Remov

Page 40

−(6)(4)UNDER SEAT(7)(5)(3) screw(4) air cleaner assembly(5) clamp(6) air cleaner(7) air cleaner body(3)(3)126Servicing Your HondaAir CleanerLoosen the

Page 41

UNDER SEAT(8) (9)(9)(9) tab(8) FRONT mark127Air CleanerServicing Your HondaInstall the air cleaner on the air cleaner body.Apply a thin coat of grease

Page 42

(1) dust coverUNDER SEAT(2)(1)(2) breather joint128Dust CoverAir CleanerServicing Your HondaDo not push the dust cover ( ) too far into the breather j

Page 43

(1)(2)(3)(1) drain tube(2) clipREAR(3) air cleaner housing129Air Cleaner Housing Drain TubeAir CleanerServicing Your HondaThe air cleaner housing drai

Page 44

−−−−38mm(0.1 0.3 in)38mm(0.10.3in)(B)((AA))(3)(1) throttle lever(2) rubber sleeve(3) throttle cable adjusterRIGHT HANDLEBAR(2)(4) lock nut(A) decrease

Page 45 - Before Riding

131Throttle InspectionThrottleServicing Your HondaSaf ety PrecautionsRefer to on page .Check that the throttle assembly is positioned properly and the

Page 46 - Are You Ready to Ride?

6Safety LabelsATV Safety(TRX420TE)(TRX420FE)06/10/24 12:58:10 32HP4800_015

Page 47

(1)(2)(1) lock nutFRONT(2) clutch adjuster132Clutch AdjustmentClutch SystemServicing Your HondaSaf ety PrecautionsYour ATV’s shift-activated, wet, mul

Page 48

−−−−24mm(0.1 0.2 in)24mm(0.10.2in)(2)(4)LEFT HANDLEBAR(1)(3)(4) rubber sleeve(5) lock nut(6) adjusting nut(1) dust cover(2) reverse assist lever(3) re

Page 49

BKR5E-11 (NGK)K16PR-U11 (DENSO)orstandard spark plugLEFT SIDE(2)(1)(2) bolts(1) left tank side cover134Spark Plug RecommendationSpark Plug Replacement

Page 50

−−−−1.00 1.10 mm(0.039 0.043 in)1.00 1.10 mm (0.039 0.043 in)LEFT SIDE(3) spark plug cap(4) centre electrode(5) side electrode(6) spark plug gap(6)(4)

Page 51 - Is Your ATV Ready to Ride?

136Spark PlugServicing Your HondaAn improperly tightened spark plug can damage the engine. If a plug istoo loose, a piston may be damaged. If a plug i

Page 52

0.15 mm (0.006 in)0.23 mm (0.009 in)137Valve InspectionValvesServicing Your HondaSaf ety PrecautionsRefer to on page .Excessive clearance will cause n

Page 53

(1)(1) boltREAR138Spark ArresterServicing Your HondaSaf ety PrecautionsRefer to on page .Reinstall the bolt securely.Start the engine and rev it up ap

Page 54

DOT 4 Brake Fluidbrake fluid139Brake Fluid RecommendationBrakesServicing Your HondaThe hydraulic disc brakes (front) and single mechanical drum brake(

Page 55 - Load Limits & Guidelines

(1)RIGHT HANDLEBAR(1) LOWER level mark140Fluid Level InspectionBrakesServicing Your HondaSaf ety PrecautionsBrake f luid can damage plastic and painte

Page 56

141Other InspectionsBrakesServicing Your HondaWith the ATV in an upright position, check the fluid level.It should be above the LOWER level mark ( ).

Page 57

7ATV SafetySafety Labels(TRX420FE only)06/10/24 12:58:33 32HP4800_016

Page 58 - Accessories

(1)(2)(2) edge of reference mark(1) wear indicatorRIGHT FRONT (Left side similar)142Brake Pad WearBrakesServicing Your HondaSaf ety PrecautionsRefer t

Page 59 - Modifications

−−−−15 20 mm(0.6 0.8 in)15 20 mm (0.6 0.8 in)(1) rear brake pedalRIGHT SIDE(1)143Rear Brake Pedal FreeplayBrakesServicing Your HondaMeasure the distan

Page 60

(2)(3)(2) brake pedal adjusting nut(3) brake arm pinRIGHT REAR144BrakesServicing Your HondaAdjustmentTurn the brake pedal adjusting nut ( ), located o

Page 61 - Basic Operation & Riding

−−−−15 20 mm(0.6 0.8 in)15 20 mm (0.6 0.8 in)(1)LEFT HANDLEBAR(1) rear brake lever/parking brake lever145Rear Brake Lever FreeplayBrakesServicing Your

Page 62

(2)(3)(2) brake lever adjusting nut(3) brake arm pinRIGHT REAR146Other InspectionsBrakesServicing Your HondaAdjustmentTurn the brake lever adjusting n

Page 63 - Safe Riding Precautions

(1) arrow(2) brake arm(3) reference mark(1)(2)(3)RIGHT REAR147Brake Shoe WearBrakesServicing Your HondaSaf ety PrecautionsRefer to on page .The rear b

Page 64

(2)((AA))((BB))(1)RIGHT REAR(1) rear brakelight switch(2) adjusting nut148Brakelight Switch AdjustmentBrakesServicing Your HondaSaf ety PrecautionsRea

Page 65

(1)RIGHT REAR(1) rear brake drain bolt149Draining Water from BrakesBrakesServicing Your HondaSaf ety PrecautionsRefer to on page .Make sure the engine

Page 66

Using tyres that are excessively worn orimproperly inflated can cause a crash in whichyou can be seriously hurt or killed.Follow all instructions in t

Page 67

151Air PressureTyresServicing Your HondaSaf ety PrecautionsRefer to on page .Properly inflated tyres provide the best combination of handling, treadli

Page 68 - Preparation

8ATV Safety06/10/24 12:58:36 32HP4800_017

Page 69 - Starting Procedure

−−25 kPa(0.25 kgf/cm,3.6 psi)25 kPa(0.25 kgf/cm ,3.6 psi)25 kPa(0.25 kgf/cm,3.6 psi)25 kPa(0.25 kgf/cm ,3.6 psi)NOCARGOWITHCARGOFRONT REARRECOMMENDEDP

Page 70

Operating this ATV with improper tyres, or withuneven tyre pressure may cause loss of control,and you could be seriously injured or killed.Always use

Page 71 - How to Stop the Engine

ReplaceReplace4mm(0.16 in)4mm(0.16 in)NEWNEW4 mm (0.16 in)4 mm (0.16 in)rearfront(1) groove depth(2) wear indicator(1)(3)(2)FRONTREAR(3) wear indicato

Page 72 - Using the Recoil Starter

155Tyre RepairTyresServicing Your HondaSaf ety PrecautionsIf You Have a Flat Tyre,Refer to on page .A temporary repair can sometimes be made in an eme

Page 73 - Shifting Gears

×★★×★★AT24 8-12AT24 10-11MAXXIS M977MAXXIS M978Installing improper tyres on your ATV can affecthandling and stability. This can cause a crash inwhich

Page 74

(2)(1) engine guard(1)(2) skid plate157Engine Guard & Skid PlateServicing Your HondaSaf ety PrecautionsRefer to on page .The engine guard ( ) prot

Page 75

(1)FRONT(1) rubber driveshaft boots158Driveshaft Boots(TRX420FE only)Servicing Your HondaSaf ety PrecautionsRefer to on page .Check the rubber drivesh

Page 76 - Riding in Reverse

(1)(2)(1) rubber propeller shaft boots (TRX420FE only)(2) rubber yoke joint boot159Servicing Your HondaPropeller Shaft Boots &Yoke Joint BootSaf e

Page 77

160BatteryServicing Your HondaYour battery is a maintenance-f ree type and can be permanentlydamaged if the cap strip is removed.Battery Charging,Batt

Page 78

The battery gives off explosive hydrogen gasduring normal operation.A spark or flame can cause the battery toexplode with enough force to kill or seri

Page 79

9Instruments & ControlsInstruments & ControlsThis section shows the location of all indicators and controls you wouldnormally use before or wh

Page 80 - Riding Your ATV

−+−+UNDER SEAT(2)(1)(3)(4)(1) rubber band(2) negative ( ) terminal lead(3) battery(4) positive ( ) terminal lead162BatteryServicing Your HondaThe batt

Page 81

+−163BatteryServicing Your HondaCharge the battery (see following section), unless you have beenriding regularly.Store your battery in an easy-to-reac

Page 82

(1)(1) ‘‘trickle’’ charger164Battery ChargingBatteryServicing Your HondaSaf ety PrecautionsRefer to on page .Be sure to read the information that came

Page 83

−−−−165General RecommendationsAppearance CareServicing Your HondaSaf ety PrecautionsHigh pressure water (or air) can damage certain parts of your ATV.

Page 84

166Washing Your ATV with a Mild DetergentAppearance CareServicing Your HondaSaf ety PrecautionsRefer to on page .Rinse your ATV thoroughly with cool w

Page 85

Apply a spray cleaner/polish andwipe paint, chrome, glass, andclear plastic.Spray any difficult-to-reach or verydirty areas with a spray cleaner/degre

Page 86

168Finishing TouchesAppearance CareServicing Your HondaSaf ety PrecautionsRefer to on page .After washing your ATV, consider using a commercially-avai

Page 87

169TipsTipsHere’s helpful advice on how to prepare for an off-road adventure, howto transport and store your Honda, and how to be an environmentallyre

Page 88

170What to Take to the Riding AreaPreparing for a RideTipsTaking Care of the Unexpected,A safe and enjoyable ride begins with good planning and prepar

Page 89

171What to Take on the TrailPreparing for a RideTipsWhat you take with you during a ride depends on the kind of terrain,how long you expect to ride, h

Page 90

10Instruments & ControlsInstruments & Controls...Fuel Va

Page 91

172Transporting Your HondaTipsDo not tow your ATV behind a car or other vehicle.When you transport your ATV, we recommend that you carry thevehicle in

Page 92

(1) front cargo rack(2) rear cargo rack(3) trailer hitch(3)(2)(1)173Transporting Your HondaTipsSecure the vehicle with ‘‘tie-down straps’’ in the area

Page 93

174Storing Your HondaTipsIf you won’t be riding for an extended period, such as during the winter,thoroughly inspect your ATV and correct any problem

Page 94

−175Preparation for StorageStoring Your HondaTipsSaf ety PrecautionsRefer to on page .(cont’d)Change the engine oil and filter (page ).Make sure the c

Page 95 - The Importance of Maintenance

The battery gives off explosive hydrogen gasduring normal operation.A spark or flame can cause the battery toexplode with enough force to kill or seri

Page 96 - Maintenance Safety

−−177Removal from StorageStoring Your HondaTipsSaf ety PrecautionsRefer to on page .Uncover and clean your ATV.If your ATV has been stored for more th

Page 97

178Tread Lightly.Keep the Noise Down.Choose Sensible Cleaners.Recycle Wastes.You & the EnvironmentTipsOwning and riding an ATV can be enjoyable, b

Page 98

179Taking Care of the UnexpectedTaking Care of the UnexpectedPreparing f or a RideWith all the challenges you can encounter off-road, there’s a chance

Page 99

−−180General GuidelinesTaking Care of the UnexpectedTaking Care of the UnexpectedKeeping your ATV well-maintained is the best way to reduce thepossibi

Page 100 - Maintenance Schedule

181Taking Care of the UnexpectedTaking Care of the UnexpectedShould you ever have a problem while riding, please follow theseguidelines:Always put per

Page 101

start buttonengine stopswitchgearshiftswitchesparking brakelock leverrear brakelever/parkingbrake leverhorn button2WD/4WD select lever (TRX420FE only)

Page 102 - Maintenance Record

−−182Taking Care of the UnexpectedIf Your Engine Quits or Won’t StartStarter motor doesn’t operateStarter motor works, but the engine won’t startPrope

Page 103 - Servicing Your Honda

SYMPTOM:POSSIBLE CAUSEignition switch OFFWHAT TO DOTurn the ignition switch ON.Charge the battery (page ). Ifcharging doesn’t help, see yourHonda deal

Page 104

SYMPTOM:POSSIBLE CAUSE WHAT TO DOruns erratically,misfiresSee your Honda dealer.blubbers (rich fuelmixture)See your Honda dealer.sooty exhaust (richfu

Page 105

185If the Shift Switches Do Not FunctionTaking Care of the UnexpectedEmergency GearSelection & Operation,Emergency GearSelection & Operation,I

Page 106 - Tool Kit

186Emergency Gear Selection & OperationTaking Care of the UnexpectedHow to Shif t Gears ManuallyHow toShif t Gears ManuallyIf the shift switches d

Page 107 - Owner’s Manual Storage

((AA))((BB))(A) downshift (counterclockwise) (B) upshift (clockwise)187Emergency Gear Selection & OperationTaking Care of the UnexpectedHow to Shi

Page 108 - Seat Removal

188If You Have a Flat TyreTaking Care of the UnexpectedHow you handle a flat tyre on the trail depends on how serious the tyredamage is, and what tool

Page 109 - Clip Removal

(1)(1) wheel nuts (2) wheel rim(2)(1)189Emergency Wheel Removal/InstallationIf You Have a Flat TyreTaking Care of the UnexpectedSaf ety PrecautionsRef

Page 110 - Fuel Recommendation

64 N·m (6.5 kgf·m , 47 lbf·ft)190If You Have a Flat TyreTaking Care of the UnexpectedInstallationPosition the wheel.Position the wheel nuts so that th

Page 111 - Refueling Procedure

191If the High Coolant TemperatureIndicator LightsTaking Care of the UnexpectedContinuing to ride with high coolant temperature or an overheatedengine

Page 112

−IntroductionIntroductionCongratulations on choosing your Honda ATV.When you own a Honda, you’re part of a worldwide family of satisfiedcustomers peop

Page 113 - Engine Oil & Filter

rear cargo rackrear brake pedalseat latchfront cargo rackrecoil starterfuel valve12Instruments & ControlsOperation Component Locations06/10/24 12:

Page 114

−192If the High Coolant TemperatureIndicator LightsTaking Care of the UnexpectedCheck for an oil leak.Check the oil level. If necessary, add the recom

Page 115

×30 A30 A15 A10 A 3main fuseshift motor fuseother fuse(1)(1) blown fuse193If a Fuse BlowsTaking Care of the UnexpectedAll of the electrical circuits o

Page 116

UNDER SEAT(2)(3)(5)(4) fuse box cover(5) spare main fuse(2) main fuse(3) shift motor fuse(4)194If a Fuse BlowsTaking Care of the UnexpectedMain Fuse A

Page 117

(7)(6)(7) spare fuses(6) circuit fuses195If a Fuse BlowsTaking Care of the UnexpectedReplacing a f use with one that has a higher rating greatly incre

Page 118

196If a Fuse BlowsTaking Care of the UnexpectedIf you do not have a spare fuse and you cannot ride the ATV withoutfixing the problem, take a fuse of t

Page 119

197If You CrashTaking Care of the UnexpectedPersonal safety is your first priority after an accident. If you or anyoneelse has been injured, take time

Page 120

(1) key number(1)198If You Lose Your KeyTaking Care of the UnexpectedBe sure to record your key number ( ) at following space. You’ll needthis number

Page 121

199If the Battery Is Low (or Dead)Taking Care of the UnexpectedHow to Shif t Gears ManuallyYour ATV will operate even if the battery is low (or dead),

Page 122 - Gear Case Oil

200If a Component FailsTaking Care of the UnexpectedThe brake levers or pedal, control cables, and other components can bedamaged as you ride in dense

Page 123

201Technical InformationTechnical InformationThis section contains dimensions, capacities, and other technical data,plus information on government req

Page 124 - Changing Oil

trailer hitchflag pole bracket13Instruments & ControlsOperation Component Locations06/10/24 12:59:20 32HP4800_022

Page 125

(1)(2)(2) engine numberFRONTLEFT SIDE(1) VIN202Serial NumbersVehicle IdentificationTechnical InformationThe VIN ( ) is stamped on the front of the fra

Page 126 - Coolant Recommendation

UNDER SEAT(1)(1) colour label203Colour Label & CodeVehicle IdentificationTechnical InformationThe colour code is helpful when ordering replacement

Page 127 - Checking & Adding Coolant

2,055 mm (80.9 in)1,172 mm (46.1 in)1,148 mm (45.2 in)1,146 mm (45.1 in)1,256 mm (49.4 in)1,249 mm (49.2 in)165 mm (6.5 in)unleaded petrol, research o

Page 128

××−−±K16PR-U11 (DENSO)BKR5E-11 (NGK)9.8 : 186.5 71.5 mm (3.41 2.81 in)420 cm(25.6 cu-in)operator only220 kg (485 lbs)1.00 1.10 mm (0.039 0.043 in)1,40

Page 129 - Coolant Replacement

×★★×★★°°2.1031.8183.2313.1543.8572.2351.5711.1780.8484.831shaftMAXXIS M978AT24 10-11AT24 8-1225 kPa (0.25 kgf/cm, 3.6 psi)25.1 mm (0.99 in)6.349.5 mm

Page 130 - Radiator Core

−××12 V 12 Ah0.343 kW/5,000 min(rpm)12 V 30/30 W 2LEDLEDLEDLED15 A10 A 330 A30 ALEDLED64 N·m (6.5 kgf·m , 47 lbf·ft)12 N·m (1.2 kgf·m , 9 lbf·ft)12 N·

Page 131

208Break-in GuidelinesTechnical InformationHelp assure your ATV’s future reliability and performance by payingextra attention to how you ride during t

Page 132 - Air Cleaner

209Petrol Containing AlcoholTechnical InformationIf you decide to use a petrol containing alcohol (gasohol), be sure itsoctane rating is at least as h

Page 133

210...ATV SAFETY . 1...

Page 134

211...BEFORE RIDING . 37Table of ContentsTable of Contents...

Page 135

(1) (2) (3) (4) (5)(6)(7)(1) reverse indicator(2) neutral indicator(3) 4WD indicator (TRX420FE only)(4) high coolant temperatureindicator(5) PGM-FI in

Page 136

212BEFORE RIDING (cont’d)...BASIC OPERATION & RIDING . 53Table of ContentsTable of Contents...

Page 137

213...SERVICING YOUR HONDA . 85Table of ContentsTable of ContentsService PreparationsBef ore Y

Page 138 - Throttle

214...TIPS . 169...TAK

Page 139

215...TECHNICAL INFORMATION . 201...TA

Page 140 - Clutch System

216IndexIndexAB...battery .160...

Page 141 - Reverse Lock System

217IndexIndexC...braking . 70...

Page 142 - Spark Plug

218IndexIndexDE...differential oil (TRX420FE only) . 116...

Page 143

219IndexIndexF...final gear case oil . 114...

Page 144

220IndexIndexGH...gap, spark plug . 135...

Page 145 - Valve Inspection

221IndexIndexIKkey,...lost . 198...

Page 146 - Spark Arrester

(1)(1) multi-function display15Indicators & DisplaysInstruments & ControlsDisplay Check.When applicable, the reverse or neutral indicators com

Page 147 - Brake Fluid Recommendation

222IndexIndexLM...labels, safety . 5...

Page 148 - Fluid Level Inspection

223IndexIndexNO...neutral indicator . 14, 16...

Page 149 - Other Inspections

224IndexIndexPR...rear final gear case oil . 114...

Page 150 - Brake Pad Wear

225IndexIndexSriding,...basic operations . 53...

Page 151 - Rear Brake Pedal Freeplay

226IndexIndexstarting,...engine . 60...

Page 152

227IndexIndexTthrottle,...cable . 131...

Page 153 - Rear Brake Lever Freeplay

228IndexIndexWV...valve, fuel . 24...

Page 154

16Indicators & DisplaysInstruments & ControlsLamp CheckLamp CheckLamp Check.Lamp Check.Lamp CheckReverse indicator Lights when the transmissio

Page 155 - Brake Shoe Wear

17Indicators & DisplaysInstruments & ControlsDisplay Check.Multi-functiondisplayThe display includes the followingfunctions.Gear positionindic

Page 156 - Brakelight Switch Adjustment

(1) multi-function display(2) gear position indicator(3) reverse indicator(4) neutral indicator(8) PGM-FI indicator(9) speedometer(10) odometer/tripme

Page 157 - Draining Water from Brakes

−−−−(1)(1) gear position indicator19Gear Position IndicatorIndicators & DisplaysInstruments & ControlsThe indicator displays: N for neutral, R

Page 158

(1)(2) (3)ON(1) oil change indicator(2) hourmeter/odometer/tripmeter select button(3) ignition switch ON20Oil Change IndicatorInstruments & Contro

Page 159 - Air Pressure

(1) odometer(2)(1)(2)(2) hourmeter/odometer/tripmeterselect button(2) hourmeter/odometer/tripmeterselect button(1) tripmeter(1)21OdometerTripmeterIndi

Page 160

IntroductionIntroductionHappy riding!If you have any questions, or if you ever need special service or repairs,remember that your Honda dealer knows y

Page 161 - Inspection

(1)(2)(3)(3) hourmeter mark(1) hourmeter(2) hourmeter/odometer/tripmeterselect button22HourmeterIndicators & DisplaysInstruments & ControlsWhe

Page 162

13.7 (3.62 US gal , 3.01 Imp gal)3.4(0.90 US gal , 0.75 Imp gal)(2)(3)(3) red band(1) fuel gauge(2) gauge needle(1)23Fuel GaugeIndicators & Displa

Page 163 - Tyre Repair

−−−ON OFF RES(1)(1) fuel valveRIGHT SIDE24Fuel ValveControls & FeaturesInstruments & ControlsFor complete information about fueling your ATV,

Page 164 - Tyre Replacement

OFF ( )ON ( )No electrical circuits function.Electrical circuits on.(1) ignition switch(1)ONOFFCENTRE OF HANDLEBAROFF ONFunctionKey Position25Ignition

Page 165 - Engine Guard & Skid Plate

(1) (2)(2) 4WD indicator4WD MODE 2WD MODE4WD MODE2WD MODE(1) 2WD/4WD select lever262WD/4WD Select Lever ( only)Controls & FeaturesInstruments &

Page 166 - (TRX420FE only)

LEFT HANDLEBAR(1) start button(2) engine stop switch(1)(2)STARTOFFRUN27Start ButtonEngine Stop SwitchControls & FeaturesInstruments & Controls

Page 167 - Yoke Joint Boot

ONOFFLEFT HANDLEBAR(2)(1)(3)(1) headlight switch(2) headlight dimmer switch(3) horn buttonHILO28Headlight SwitchHeadlight Dimmer SwitchHorn ButtonCont

Page 168

(1)RIGHT SIDE(1) recoil starter29Recoil StarterControls & FeaturesInstruments & ControlsUsing the Recoil Starter,The recoil starter ( ) is use

Page 169 - Battery Storage

(1)(A)RIGHT HANDLEBAR(1) throttle lever (A) to open the throttle30Throttle LeverControls & FeaturesInstruments & ControlsThe throttle controls

Page 170

(1)(2)LEFT HANDLEBAR(1) upshift switch(2) downshift switch31Gearshift SwitchControls & FeaturesInstruments & ControlsShif ting Gears,These swi

Page 171

A Few Words About SafetySafety LabelsSafety MessagesDANGER, WARNING, CAUTIONA Few Words About Safety–– on the ATV.–– preceded by a safety alert symbol

Page 172 - Battery Charging

(2)LEFT HANDLEBAR(3)(3) downshift switch(1)(1) reverse selector knob(2) rear brake lever/parking brake lever32Reverse Selector KnobControls & Feat

Page 173 - Appearance Care

33Rear Brake PedalFront Brake LeverRear Brake LeverControls & FeaturesInstruments & ControlsThe front brake lever is used to slow or stop your

Page 174

(A)LEFT HANDLEBAR(2)(1)(A) to lock(1) lock lever(2) rear brake lever/parking brake lever34Parking BrakeControls & FeaturesInstruments & Contro

Page 175

(1)(1) flag pole bracketRIGHT REAR35Flag Pole BracketControls & FeaturesInstruments & ControlsFlag poles are optional equipment available from

Page 176

(1)(1) trailer hitch (2) ball(2)REAR36Trailer HitchControls & FeaturesInstruments & ControlsThe trailer hitch ( ) is located on the rear axle

Page 177

37Before RidingBefore RidingBefore each ride, you need to make sure you and your Honda are bothready to ride. To help get you prepared, this section d

Page 178 - Preparing for a Ride

38Protective ApparelAre You Ready to Ride?Before RidingBefore you ride your ATV for the first time, we urge you to:Read this owner’s manual and the la

Page 179

Operating this ATV without wearing anapproved motorcycle helmet, eye protection,and protective clothing could increase yourchances of severe injury or

Page 180 - Transporting Your Honda

Operating this ATV without proper instructioncould increase your risk of an accident whichcould lead to serious injury or death.Beginning and inexperi

Page 181

A child using an ATV that is not recommendedfor their age could lose vehicle control whileriding, resulting in severe injury or death.A child under 16

Page 182 - Storing Your Honda

YouWILLbeKILLEDorSERIOUSLY HURT if you don’tfollow instructions.You CAN be KILLED or SERIOUSLYHURT if you don’t followinstructions.You CAN be HURT if

Page 183

−−Operating this ATV after consuming alcohol ordrugs can seriously affect your judgement,cause you to react more slowly, affect yourbalance and percep

Page 184

Improperly maintaining this ATV or failing tocorrect a problem before riding can cause acrash in which you can be seriously hurt orkilled.Always perfo

Page 185

44Is Your ATV Ready to Ride?Before RidingFuelPropeller Shaf t Boots& Yoke Joint BootDriveshaf t BootsTyresLeaks, Loose PartsAir Cleaner HousingDra

Page 186 - You & the Environment

45Is Your ATV Ready to Ride?Before RidingReverse Assist LeverBrakesThrottleCargoLoading LimitsLightsCableCheck the freeplay and adjust if needed (page

Page 187 - Taking Care of the Unexpected

46Is Your ATV Ready to Ride?Before RidingHeadlight andHeadlight DimmerSwitchEngine StopSwitchSteeringCheck for proper function (page ).Check for prope

Page 188

Overloading, improper loading, or carrying apassenger can cause a crash and you can beseriously hurt or killed.Follow all load limits and other loadin

Page 189

{}{}rear cargo rack weight limitfront cargo rack weight limitmaximum weight capacitytow weight limittongue weighttongue and rear cargo weight30 kg (66

Page 190

49Loading GuidelinesLoad Limits & GuidelinesBefore RidingCarrying cargo or pulling a trailer will affect how your ATV handlesand greatly reduce it

Page 191 - Flooded Engine

Improper accessories or modifications cancause a crash in which you can be seriouslyhurt or killed.Follow all instructions in this owner’s manualregar

Page 192 - If the High

51ModificationsAccessories & ModificationsBefore RidingWe strongly advise you not to remove any original equipment or modifyyour ATV in any way th

Page 193

ContentsContents...ATV Safety ...

Page 194

52Before Riding06/10/24 13:05:13 32HP4800_061

Page 195

53Basic Operation & RidingBasic Operation & RidingThis section gives basic riding instructions, including how to start andstop your engine, an

Page 196 - If You Have a Flat Tyre

54Basic Operation & RidingBasic Operation & Riding...

Page 197

Operating this ATV on paved surfaces mayseriously affect handling and control of the ATV,and may cause the vehicle to go out of control.Never operate

Page 198

Operating this ATV on public streets, roads orhighways could cause you to collide withanother vehicle.Never operate this ATV on any public street,road

Page 199 - Indicator Lights

Operating this ATV at excessive speedsincreases your chances of losing control of theATV, which can result in an accident.Always go at a speed that is

Page 200

Failure to use extra care when operating thisATV on unfamiliar terrain could result in the ATVoverturning or going out of control.Go slowly and be ext

Page 201 - If a Fuse Blows

Failure to use extra care when operating onexcessively rough, slippery or loose terraincould cause loss of traction or vehicle control,which could res

Page 202

(1)(1) fuel valve(2) ignition switch(2)(3)(4)(3) neutral indicator(4) engine stop switch60PreparationStarting & Stopping the EngineBasic Operation

Page 203

61Starting ProcedureStarting & Stopping the EngineBasic Operation & RidingThis vehicle has a fuel-injected with an automatic choke.Follow the

Page 204

ContentsContents...Servicing Your Honda ...

Page 205 - If You Crash

−62Flooded EngineBank Angle Sensor Ignition Cut-off SystemStarting & Stopping the EngineBasic Operation & RidingIf Your Engine Quits or Won’tS

Page 206 - If You Lose Your Key

63Stalled EngineHow to Stop the EngineStarting & Stopping the EngineBasic Operation & RidingYou can restart the engine while the vehicle is st

Page 207

RIGHT SIDE(1)(1) starter grip64Using the Recoil StarterStarting & Stopping the EngineBasic Operation & RidingThe recoil starter is used to sta

Page 208 - If a Component Fails

(1)(2)(A)(A)UPSHIFTING SEQUENCEDOWNSHIFTING SEQUENCE(1) upshift switch(2) downshift switch(A) press65Shifting GearsBasic Operation & Riding(cont’d

Page 209 - Technical Information

66Shifting GearsBasic Operation & RidingEmergency Gear Selection & Operation,Upshift to a higher gear or reduce throttle before engine rpm (sp

Page 210 - Vehicle Identification

67Shifting GearsBasic Operation & RidingDownshift to a lower gear before you feel the engine laboring(lugging) at low rpm.Avoid downshifting to he

Page 211

Improperly operating in reverse could cause youto hit an obstacle or person behind you,resulting in serious injury.Make sure there are no obstacles or

Page 212 - Specifications

Applying only the rear brake abruptly whenoperating in reverse gear could cause the frontwheels to lift off the ground and the ATV couldoverturn backw

Page 213

70BrakingBasic Operation & RidingYour ATV is equipped with disc brakes on both front wheels which arehydraulically activated by operating the righ

Page 214

71BrakingBasic Operation & RidingRiding Your ATVYour ability to brake in a turn and to brake hard in an emergencysituation are important riding sk

Page 215

06/10/24 12:57:10 32HP4800_009

Page 216 - Break-in Guidelines

Turning improperly can make the ATV go out ofcontrol, causing a collision or overturn.Always follow proper procedures for turningas described in this

Page 217 - Petrol Containing Alcohol

Lean your body to the inside of a turn and forward.73Riding Your ATVBasic Operation & RidingTo make a turn from a full stop: Apply the throttle gr

Page 218 - Table of Contents

Skidding or sliding improperly may cause you tolose control of this ATV. You may also regaintraction unexpectedly, which may cause theATV to overturn.

Page 219

Operating on excessively steep hills can causethe vehicle to overturn more easily thanoperating on level surfaces or small hills.Never operate the ATV

Page 220

Shift weight forward when climbing hills.76Riding Your ATVBasic Operation & RidingNever climb hills with excessively slippery or loose surfaces.Al

Page 221

Stalling, rolling backwards or improperlydismounting while climbing a hill could result inthe ATV overturning.Always follow proper procedures for clim

Page 222

Be sure your legs areclear of the wheels.Body position forbacking down a hill.78Riding Your ATVBasic Operation & RidingIf the hill is too steep or

Page 223

On downhills, shift your weight back.Going down a hill improperly could cause lossof control or cause the ATV to overturn.Always follow proper procedu

Page 224

Improperly crossing hills or turning on hills couldcause loss of control or cause the ATV tooverturn.Always follow proper procedures for crossing ortu

Page 225

Shift weight uphill when crossing slopes.81Riding Your ATVBasic Operation & RidingCrossing Hills or SlopesTo maintain balance and stability when r

Page 226

1ATV SafetyATV SafetyThis section presents some of the most important information andrecommendations to help you ride your ATV safely. Please take a f

Page 227

Improperly operating over obstacles couldcause loss of control or a collision and couldcause the ATV to overturn.When you go over obstacles, always fo

Page 228

The ATV tyres have some ability to float.Operating this ATV through deep or fast-flowingwater may cause a loss of traction and loss ofcontrol, which c

Page 229

84ParkingBasic Operation & RidingParking on a Steep Incline or a Loose or Slippery SurfaceLook for level parking area. Make sure the ground surfac

Page 230

85Servicing Your HondaServicing Your HondaService PreparationsBef ore You Service Your HondaFor information about replacing fuses, see page .(cont’d)T

Page 231

86Servicing Your HondaServicing Your HondaService ProceduresEngineFluids & Filters...

Page 232

Improperly maintaining this ATV or failing tocorrect a problem before you ride can cause acrash in which you can be seriously hurt orkilled.Always fol

Page 233

Failure to properly follow maintenanceinstructions and precautions can cause you tobe seriously hurt or killed.Always follow the procedures and precau

Page 234

89Important Safety PrecautionsMaintenance SafetyServicing Your HondaCarbon monoxide poisoning from engine exhaust.Burns from hot ATV parts.Injury from

Page 235

90Maintenance ScheduleServicing Your HondaThe required Maintenance Schedule that follows specifies how oftenyou should have your ATV serviced, and wha

Page 236

******91Maintenance ScheduleServicing Your HondaSummary of Maintenance Schedule Notes & Procedures:Perform the pre-ride inspection (page ) and own

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