S-AWC (Super All Wheel Control)

DTC C2205: Steering Wheel Sensor System (Internal Malfunction)

CAUTION:

- If there is any problem in the CAN bus lines, an incorrect diagnostic trouble code may be set. Prior to this diagnosis, diagnose the CAN bus lines.
- Whenever the ECU is replaced, ensure that the CAN bus lines are normal.
- When the steering wheel sensor is replaced, calibrate the steering wheel sensor (refer to On-vehicle Service Testing and Inspection ), and initialize the steering angle correction amount stored in AWC-ECU. (Item No.1: Steering angle correction amount initialization Actuator Test Reference Table .)

OPERATION

AWC-ECU receives the self-diagnosis status of steering wheel sensor.

DTC SET CONDITIONS

The code is set when abnormality is detected by the self-diagnosis of the steering wheel sensor.

PROBABLE CAUSES

- Malfunction of steering wheel sensor
- Malfunction of AWC-ECU

DIAGNOSTIC PROCEDURE

STEP 1. Scan tool CAN bus diagnostics

Using scan tool MB991958, diagnose the CAN bus lines.

Q. Is the check result normal?

YES Go to Step 3.
NO Repair the CAN bus lines. CAN Bus Diagnostics Chart.) After repairing the CAN bus line, go to Step 2.
STEP 2. Check whether the DTC is reset.

Q. Is DTC No. C2205 set?

YES Go to Step 3.
NO This diagnosis is complete.
STEP 3. Scan tool service data

Item 13: Steering wheel sensor (refer to Data List Reference Table.)

Q. Is the check result normal?

YES Go to Step 4.
NO Replace the steering wheel sensor. Service and Repair.) Then go to Step 5.
STEP 4. Check whether the DTC is reset.

Q. Is DTC No. C2205 set?

YES Replace the AWC-ECU.(Refer to Active Center Differential (ACD).) Then go to Step 5.
NO Intermittent malfunction. How to Cope With Intermittent Malfunctions.)
STEP 5. Check whether the DTC is reset.

Q. Is DTC No. C2205 set?

YES Return to Step 1.
NO This diagnosis is complete.