Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
SYSTEM DIAGRAM

READ NEXT:
SYSTEM DESCRIPTION
HEATED STEERING WHEEL SYSTEM
(a) The steering heater warms up the steering wheel when the steering heater
switch is turned on.
(b) The steering heater uses a control thermostat
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the heated steering wheel system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
SEE MORE:
PARTS LOCATION ILLUSTRATION
*1 INVERTER WATER PUMP ASSEMBLY
*2 INVERTER WITH CONVERTER ASSEMBLY
*3 ECM
*4 COMPRESSOR WITH MOTOR ASSEMBLY
*5 HYBRID VEHICLE TRANSAXLE ASSEMBLY
*6 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSE
REMOVAL
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
Procedure
Part Name Code
1
PRECAUTION
-
-
-
2
DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTE