IN-8INTRODUCTION— PrecautionsWhenServicingFull-Time4WDVehicles
PRECAUTIONSWHENSERVICING
FULL-TIME4WDVEHICLES
Thefull-time4WDLandCruiserStationWagonisequipped
withthemechanicallocktypecenterdifferentialsystem.
Whencarryingoutanykindofservicingortestingona full-
time4WDinwhichthefrontorrearwheelsaremadetorotate
(brakingtest,speedometertest,on-vehiclewheelbalancing,
etc.),orwhentowingthevehicle,besuretoobservethepre-
cautionsgivenbelow.Ifincorrectpreparationsortestproce-
duresareused,thetestcannotbesuccessfullycarriedout,
andmaybedangerousaswell.Therefore,beforebeginning
anysuchservicingortest,besuretocheckthefollowing
items:
(1)Centerdifferentiallocktype
(2)Centerdifferentialmodeposition(FREEorLOCK)
(3)Whetherwheelsshouldbetouchinggroundorjackedup
(4)Transmissiongearposition
(5)Transfergearposition(HorL)
(6)Maximumtestingvehiclespeed
(7)Maximumtestingtime
Alsobesuretoobservethefollowingcautions:
(1)Neveraccelerateordeceleratethevehiclesuddenly.
(2)Observetheothercautionsgivenforeachindividualtest.
BEFOREBEGINNINGTEST
Duringtestswitha braketesterorchassisdynamometer,such
asbrakingforcetestsorspeedometertests,ifonlythefrontor
rearwheelsaretoberotated,itisnecessarytosettheposi-
tionofthecenterdifferentialtotheFREEpositionortothe
LOCKpositiondependingonthetypeoftestbeingperformed.
(1)Selectthepositionofthecenterdifferentialbypushing
thecenterdifferentiallockswitchwiththetransferselect
leverto"H"position.
(2)Afterselectingtheposition,confirmtheoperationofin-
dicatorlight.
HINT:
•Movethevehiclebackwardorforwardslightlyiftheindica-
torlightdoesnotoperatecorrectlywhenthecenterdiffer-
entiallockswitchisturnedONorOFF.
•Whenthetransferselectleverisputin"L"position,the
centerdifferentialisputinLOCKconditionregardlessofthe
positionofthecenterdifferentiallockswitch.
•TransfergearH L gearshiftingprocedure
Automatictransmission:
Whenshifting,alwaysputtheshiftleveroftheautomatic
transmissioninP orN range.Inotherranges,thegearsof
thetransferclash,andswitchingcannotoccur.
Manualtransmission:
Whenshifting,alwaysputtheshiftleverofthemanual
transmissioninneutral.
IndicatorLightCenterDifferential
LockSwitch
Transfer
SelectLeverH
N
L
IN0336
IN0337
A/T:P orN Range
M/T:NeutralH
N
L
IN0348