Work Flow: Inspection

WARNING: This page is about a different car, the 2002 Infiniti Q45. However, it is still accessible from the selected car via links, so may be relevant.

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 "

Case 5:Check Harness between steering wheel angle sensor and combination meter. Refer to "CIRCUIT CHECK BETWEEN STEERING WHEEL ANGLE SENSOR AND COMBINATION METER "

Case 6:Check ECM Circuit. Refer to "ECM CIRCUIT CHECK "

Case 7:Check VDC/TCS/ABS control unit Circuit. Refer to "VDC/TCS/ABS CONTROL UNIT CIRCUIT CHECK "

Case 8:Check Steering wheel angle sensor Circuit. Refer to "STEERING WHEEL ANGLE SENSOR CIRCUIT CHECK "

Case 9:Check Combination meter Circuit. Refer to "COMBINATION METER CIRCUIT CHECK "

Case 10:Check TCM Circuit. Refer to "TCM CIRCUIT CHECK "

Case 11:Check CAN communication Circuit. Refer to "CAN COMMUNICATION CIRCUIT CHECK "