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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INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 LOOSEN NO. 1 EGR PIPE SUB-ASSEMBLY
25601
- -
2 LOOSEN EGR VALVE ASSEMBLY
25620
- -
3 NO. 1 EGR COOLER GAS
DESCRIPTION
If a malfunction in the power source circuit occurs, or a malfunction in communication
between the skid control ECU (brake actuator assembly) and 4WD ECU assembly occurs,
the 4WD ECU assembly will detect a decreased supply voltage malfunction.
DTC No.
Detectio