2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 96
OK or NG
OK - 1. Perform "ENGINE" self-diagnosis. See: Diagnostic Trouble Code Descriptions/DTC Index/EC (for VQ35HR) or , "CONSULT-
III Function" (for VK45DE).
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NG - 1. Replace spiral cable.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
C1A12
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
C1A12 LASER BEAM OFFCNTR
1.ADJUST LASER BEAM AIMING
1. Adjust laser beam aiming. See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Programming and Relearning/Laser Beam Aiming Adjustment/Outline.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
3. Check if "C1A12: LASER BEAM OFFCNTR" (DTC 12) is indicated in self-diagnosis item in the display.
Is it indicated?
YES - 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
NO - INSPECTION END
C1A13
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
C1A13 STOP LAMP RLY FIX
1.PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if "U1000: CAN COMM CIRCUIT" (DTC 100) other than "C1A13: STOP LAMP RLY FIX" (DTC 13) is indicated in self-diagnosis
item in the display.
Is it indicated?
YES - 1. CAN communication inspection. See: U Code Charts/U1000/ACS/ICC.
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NO - GO TO 2.
2. CHECK CONNECTOR FOR ECM
1. Turn ignition switch OFF.
2. Disconnect ECM connector, and connect it securely again.
3. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
4. Check if "C1A13: STOP LAMP RLY FIX" (DTC 13) is indicated in self-diagnosis item in the display.
Is it indicated?
YES - GO TO 3.
NO - Poor connector connection
1. Check connector. (Check connector housing for disconnected, loose, bent, and collapsed terminals. If any malfunction is detected, repair
applicable part.)
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
3.CHECK STOP LAMP SWITCH WITH ICC DATA MONITOR
With CONSULT-III
With "ICC" "Data Monitor", check if "STOP LAMP SW" operates normally.
OK or NG
OK - GO TO 11.
NG - GO TO 4.
4.CHECK STOP LAMP SWITCH INSTALLATION AND ADJUSTMENT
Check stop lamp switch for proper installation, and adjust the switch if necessary. See: Brakes and Traction Control/Brake Pedal Assy/Service
and Repair/Inspection and Adjustment.
OK or NG
OK - GO TO 5.
NG - 1. Adjust stop lamp switch.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
5.CHECK STOP LAMP SWITCH
