Daytime Light Control Does Not Operate Properly (Normal Headlamps Operate Properly)
WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DAYTIME LIGHT RELAY POWER SUPPLY CIRCUIT
- Remove daytime light relay.
- Check voltage between daytime light relay harness connector E103 terminals 2 (G), 5 (G) and ground.
2 (G), 5 (G) - Ground: Battery voltage should exist .
OK or NG
- OK: GO TO 2.
- NG: Repair harness or connector.
- CHECK DAYTIME LIGHT RELAY
- Apply battery voltage to daytime light relay terminal 2 and ground terminal 1.
- Check continuity between terminals 3 and 5.
3 - 5: Continuity should exist .
OK or NG
- OK: GO TO 3.
- NG: Replace daytime light relay.
- CHECK DAYTIME LIGHT RELAY CIRCUIT
- Disconnect front combination lamp LH connector.
- Check continuity between daytime light relay connector E103 terminal 3 (Y/G) and front combination lamp LH harness connector E11 terminal 3 (Y/G).
3 (Y/G) - 3 (Y/G): Continuity should exist .
OK or NG
- OK: GO TO 4.
- NG: Repair harness or connector.
- CHECK INPUT SIGNAL
- Connect daytime light relay and front combination lamp LH connector.
- Start engine and release parking brake. Headlamp switch OFF.
- Select "IPDM E/R" on CONSULT-II. With data monitor, make sure "DTRL REQ" turns ON-OFF linked with operation of parking brake switch.
Parking brake ON: DTRL REQ ON
Parking brake OFF: DTRL REQ OFF
OK or NG
- OK: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".
- NG: GO TO 5.
- CHECKING CAN COMMUNICATIONS
Select "BCM" on CONSULT-II and perform self-diagnosis for BCM.
Displayed self-diagnosis results
- NO DTC >> Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".
- CAN COMM CIRCUIT >> Check BCM CAN communication system. Refer to "CAN COMMUNICATION INSPECTION USING CONSULT-II (SELF-DIAGNOSIS) ".