2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 94
3. Check continuity between stop lamp switch harness connector
(A) and ABS actuator and electric unit (control unit) harness connector (B).
4. Check continuity between stop lamp switch harness connector
(A) and ground.
OK or NG
OK - 1. Perform "ABS" self-diagnosis. See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Trouble Diagnosis.
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. Repair or replace harness between stop lamp switch and ABS actuator and electric unit (control unit).
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
C1A06
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
C1A06 OPERATION SW CIRC
1.PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if "U1000: CAN COMM CIRCUIT" (DTC 100) other than "C1A06: OPERATION SW CIRC" (DTC 6) 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 "C1A06: OPERATION SW CIRC" (DTC 6) 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 ICC STEERING SWITCH
1. Turn ignition switch OFF.
2. Check ICC steering switch. See: Cruise Control/Testing and Inspection/Component Tests and General Diagnostics/ICC Steering Switch.
OK or NG
OK - GO TO 4.
NG - 1. Replace ICC steering switch.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
4.CHECK ICC STEERING SWITCH SIGNAL CIRCUIT
1. Disconnect spiral cable connector and ECM connector.
