2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 108
4. Perform erase self-diagnosis results. .
5. Stop vehicle and turn ignition switch "OFF".
6. Turn ignition switch "ON".
7. Perform self-diagnosis.
Is the "ABS SYSTEM [C1203]" displayed?
YES - GO TO 3.
NO - INSPECTION END
3.CHECK AWD CONTROL UNIT
Check AWD control unit input/output signal. .
OK or NG
OK - GO TO 4.
NG - Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace
damaged parts.
4.CHECK DTC
Perform the self-diagnosis, after driving a vehicle for a while.
OK or NG
OK - INSPECTION END
NG - Perform self-diagnosis with ABS actuator and electric unit (control unit) again. See: Brakes and Traction Control/Antilock Brakes /
Traction Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Trouble Diagnosis.
C1204
TROUBLE DIAGNOSIS FOR SYSTEM
DTC C1204 AWD SOLENOID
CONSULT-III REFERENCE VALUE IN DATA MONITOR MODE
DIAGNOSTIC PROCEDURE
- Check the following if "4WD SOLENOID [C1204]" is displayed in self-diagnosis results of CONSULT-III.
1.CHECK AWD SOLENOID SIGNAL
With CONSULT-III
1. Start engine.
2. Select "DATA MONITOR" mode for "ALL MODE AWD/4WD" with CONSULT-III.
3. Read out the value of "ETS SOLENOID".
OK or NG
OK - GO TO 6.
NG - GO TO 2.
2.CHECK POWER SUPPLY
1. Turn ignition switch "OFF".
2. Disconnect AWD control unit harness connector.
3. Turn ignition switch "ON". (Do not start engine.)
4. Check voltage between AWD control unit harness connector terminal 9 and ground.
OK or NG
OK - GO TO 3.
NG - Check the following. If any items are damaged, repair or replace damaged parts.
- 10A fuse [No. 33, located in the fuse block (J/B)]
- Harness for short or open between battery and AWD control unit harness connector terminal 9
