Toyota Corolla Cross: M20a-fxs Auxiliary Battery
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REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
PRECAUTION
-
INSTALLATION
CAUTION / NOTICE / HINT
COMPONENTS (INSTALLATION)
Procedure
Part Name Code
1
AUXILIARY BATTERY
Components
COMPONENTS
ILLUSTRATION
*1
REAR ENGINE UNDER COVER LH
*2
RADIATOR CAP SUB-ASSEMBLY
*3
RADIATOR DRAIN COCK PLUG
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INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 NO. 1 TRACTION BATTERY DEVICE BOX
G384B
- -
2 FLOOR WIRE
82161
- -
3 FLOOR UNDER WIRE
DESCRIPTION A backup boost converter is built into the engine stop and start ECU.
The backup boost converter helps maintain auxiliary battery voltage to prevent various functions from failing if power source voltage supplied from the backup boost converter drops due to the high electrical load whe