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 |
Trouble Area |
---|---|---|
C1203 |
The engine/drivetrain specification and/or destination information from the ECM does not match the skid control ECU data. |
ECM |
PROCEDURE
1. |
CHECK DTC (ENGINE CONTROL SYSTEM) |
(a) Check if any DTC is recorded for the engine control system (See page
).
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
A | ![]() |
REPLACE ECM |
B | ![]() |
GO TO ENGINE CONTROL SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) |
Parking Brake Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
N ...
Air Inlet Damper Control Servo Motor Circuit (B1442/42)
DESCRIPTION
The recirculation damper servo sub-assembly sends pulse signals to inform the
No. 1 air conditioning amplifier assembly of the damper position. The No. 1 air
conditioning amplifier assembly activates the motor (normal or reverse) based on
th ...