Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM

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ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT
CAUTION:
When working near the engine room while the engine has started or the power source mode is ignition switch to ON, do not touch the fan and
InspectionINSPECTION PROCEDURE
1. INSPECT FUEL TANK CAP ASSEMBLY
(a) Visually check that the fuel tank cap assembly and gasket are not deformed or damaged.
If the fuel tank cap assembly or
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE
1. INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
(a) Check the PCV valve (ventilation valve sub-assembly) operation.
(1) Start the
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DESCRIPTION If the communication line (IMI - EFIO) between the hybrid vehicle control ECU and ID code box (immobiliser code ECU) is stuck high, the hybrid vehicle control ECU will store this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
Note B279A12
E
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 STEERING WHEEL SWITCH HOUSING
84319
- -
2 TURN SIGNAL SWITCH
84329 -
- -
3 WINDSHIELD WIPER SWITCH ASSEMBLY
84650 -