Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Inspection

CAN Communication / For VDC Models

Proceed trouble diagnosis according to the check sheet results (example).

Case 1: Replace ECM.
Case 2: Replace VDC/TCS/ABS control unit.
Case 3: Replace TCM.
Case 4: Check harness between VDC/TCS/ABS control unit and steering wheel angle sensor. Refer to "CIRCUIT CHECK BETWEEN VDC/TCS/ABS CONTROL UNIT AND STEERING WHEEL ANGLE SENSOR".
...Circuit Check VDC/TCS/ABS and Steering Wheel Angle Sensor

Case 5: Check ECM circuit. Refer to "ECM CIRCUIT CHECK".
Case 6: Check TCM circuit. Refer to "TCM CIRCUIT CHECK".
Case 7: Check steering wheel angle sensor circuit. Refer to "STEERING WHEEL ANGLE SENSOR CIRCUIT CHECK".
...Steering Wheel Angle Sensor Circuit Check

Case 8: Check VDC/TCS/ABS control unit circuit. Refer to "VDC/TCS/ABS CONTROL UNIT CIRCUIT CHECK".
...VDC/TCS/ABS Control Unit Circuit Check

Case 9: Check CAN communication circuit. Refer to "CAN COMMUNICATION CIRCUIT CHECK".
...CAN Communication circuit Check