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

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Check Sheet Results (Example)

Check Sheet Results (Example) Part 1:




Check Sheet Results (Example) Part 2:






NOTE: If "NG" is displayed on "CAN COMM" for the diagnosed control unit, replace the control unit.

INSPECTION
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 angle sensor. Refer to "CIRCUIT CHECK BETWEEN VDC/TCS/ABS CONTROL UNIT AND STEERING ANGLE SENSOR". Circuit Check VDC/TCS/ABS Control Unit & Steering Angle Sensor
Case 5: Check ECM circuit. Refer to "ECM CIRCUIT CHECK". ECM Circuit Check
Case 6: Check TCM circuit. Refer to "TCM CIRCUIT CHECK". TCM Circuit Check
Case 7: Check steering angle sensor circuit. Refer to "STEERING ANGLE SENSOR CIRCUIT CHECK" . Steering 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