I35 V6-3.5L (VQ35DE) (2003)
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". See: Non-Trouble Code Procedures/Circuit Check VDC/TCS/ABS Control Unit & Steering
Angle Sensor
Case 5: Check ECM circuit. Refer to "ECM CIRCUIT CHECK". See: Non-Trouble Code Procedures/ECM Circuit Check
Case 6: Check TCM circuit. Refer to "TCM CIRCUIT CHECK". See: Non-Trouble Code Procedures/TCM Circuit Check
Case 7: Check steering angle sensor circuit. Refer to "STEERING ANGLE SENSOR CIRCUIT CHECK" . See: Non-Trouble Code
Procedures/Steering Angle Sensor Circuit Check
Case 8: Check VDC/TCS/ABS control unit circuit. Refer to "VDC/TCS/ABS CONTROL UNIT CIRCUIT CHECK". See: Non-Trouble Code
Procedures/VDC/TCS/ABS Control Unit Circuit Check
Case 9: Check CAN communication circuit. Refer to "CAN COMMUNICATION CIRCUIT CHECK" . See: Non-Trouble Code Procedures/CAN
Communication circuit Check
CAN Communication circuit Check