Toyota
Nissan Versa
 Sedan Service Manual
Driver controls » Exterior lighting system (EXL) » Headlamp (HI) circuit
Diagnosis Procedure

Regarding Wiring Diagram information, refer to EXL "Wiring Diagram".

1.CHECK HEADLAMP (HI) FUSES

1. Turn the ignition switch OFF.

2. Check that the following fuses are not blown.

Is the fuse blown?

YES >> Replace the fuse after repairing the affected circuit.

NO >> GO TO 2.

2.CHECK HIGH BEAM BULB

Check the applicable high beam bulb to be sure the proper bulb standard is in use and the bulb is not open.

Is the bulb OK?

YES >> GO TO 3.

NO >> Replace the bulb.

3.CHECK HEADLAMP (HI) OUTPUT VOLTAGE

1. Turn the ignition switch OFF.

2. Disconnect the front combination lamp connector E25 or E26.

3. Turn the ignition switch ON.

4. Turn the high beam headlamps ON.

5. With the high beam headlamps ON, check the voltage between the combination lamp connector and ground.             

Is the inspection result normal?

YES >> GO TO 5.

NO >> GO TO 4.

4.CHECK HEADLAMP (HI) CIRCUIT FOR OPEN

1. Turn the ignition switch OFF.

2. Disconnect IPDM E/R connector E45.

3. Check continuity between the IPDM E/R harness connector E45 and the front combination lamp harness connector E25 or E26.

Is the inspection result normal?

YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation" (with Intelligent Key) or PCS "Removal and Installation" (without Intelligent Key).

NO >> Repair or replace the harness or connector.

5.CHECK FRONT COMBINATION LAMP (HI) GROUND CIRCUIT

Check continuity between the front combination lamp harness connector and ground.

Is the inspection result normal?

YES >> Replace malfunctioning lamp.

NO >> Repair or replace the harness or connector (without daytime light system).

>> GO TO 6 (with daytime light system).

6.CHECK FRONT COMBINATION LAMP LH TO DAYTIME LIGHT RELAY 1 GROUND CIRCUIT

1. Disconnect daytime light relay 1 connector E37.

2. Check continuity between the daytime light relay 1 harness connector E37 and the front combination lamp LH harness connector E25.

Is the inspection result normal?

YES >> GO TO 7.

NO >> Repair or replace the harness or connector.

7.CHECK DAYTIME LIGHT RELAY 1 GROUND CIRCUIT

Check continuity between the daytime light relay 1 harness connector E37 and ground.

Is the inspection result normal?

YES >> Replace daytime light relay 1.

NO >> Repair or replace the harness or connector.

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