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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MONITOR DESCRIPTION While the engine is being cranked, positive auxiliary battery voltage is applied to terminal STA of the ECM. If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determines that there is a malfunction in the STA circuit. The ECM then illuminat
DESCRIPTION When the engine is started (high electrical load) from engine stopped by the stop and start control, the external backup boost converter (eco run vehicle converter assembly) supplements auxiliary battery voltage in order to prevent the function from being disabled due to decrease in powe