DESCRIPTION
When the ignition switch is turned to ON, the IG power source circuit supplies positive (+) voltage to the power steering ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (POWER STEERING ECU ASSEMBLY - BATTERY AND BODY GROUND) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Back Door Entry Lock and Unlock Functions do not Operate
DESCRIPTION
When the back door entry lock and unlock functions do not operate, one of the
following may be malfunctioning: 1) the power door lock control system, 2) the electrical
key antenna (outside luggage) or 3) the certification ECU.
WIRING DIAGRAM
...
ECM Communication Circuit Malfunction (C1203)
DESCRIPTION
The circuit is used to send control information from the skid control ECU to
the ECM, and engine control information from the ECM to the skid control ECU via
the CAN communication system.
DTC Code
DTC Detection Condition ...