Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
SYSTEM DIAGRAM
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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:
DESCRIPTION
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that store a communication
stop history on the "Detail" screen.
CAN main
DESCRIPTION
The front center ultrasonic sensor (FLC sensor) is installed
on the front bumper. The clearance warning ECU assembly detects obstacles based
on signals it receives from the front center ultrasonic sensor (FLC sensor). If
an open circuit or other malfunction occurs in the front cen
System Description
Check Bus 6 Line
