Nissan Altima (L32) 2007-2012 Service Manual ≻ Exterior lighting system ≻ Symptom diagnosis ≻ Both side headlamps do not switch to high beam

Nissan Altima (L32) 2007-2012 Service Manual: Both side headlamps do not switch to high beam

Description

The headlamps (both sides) do not switch to high beam when the lighting switch is in the HI or PASS setting.

Diagnosis Procedure

1.COMBINATION SWITCH INSPECTION

Check the combination switch. Refer to BCS-10, "System Description".

Is the combination switch normal? YES >> GO TO 2

NO >> Repair or replace the malfunctioning part.

2.CHECK HEADLAMP (HI) REQUEST SIGNAL INPUT

1. Select "HL HI REQ" of IPDM E/R DATA MONITOR item.

2. With operating the lighting switch, check the monitor status.

Is the item status normal? YES >> GO TO 3

NO >> Replace BCM. Refer to BCS-96, "Removal and Installation" .

3.HEADLAMP (HI) CIRCUIT INSPECTION

Check the headlamp (HI) circuit. Refer to EXL-40, "Description".

Is the headlamp (HI) circuit normal? YES >> Replace IPDM E/R. Refer to PCS-48, "Removal and Installation" .

NO >> Repair or replace the malfunctioning part.

Normal operating condition

Description XENON HEADLAMP • The brightness and color of the light may vary slightly immediately after turning the headlamp ON. This condition will remain until the xenon bulb becomes stable. T ...

Both side headlamps (LO) are not turned on

Description The headlamps (both sides) do not turn ON in any lighting switch setting. Diagnosis Procedure 1.CHECK COMBINATION SWITCH Check the combination switch. Refer to BCS-10, "System De ...

Other materials:

Engine cooling system
The engine cooling system is filled at the factory with a pre-diluted mixture of 50% Genuine NISSAN Long Life Antifreeze/ Coolant (blue) and 50% water to provide year-round antifreeze and coolant protection. The antifreeze solution contains rust and corrosion inhibitors. Additional engine cooling s ...

Programming trouble-diagnosis
If the HomeLink does not quickly learn the hand-held transmitter information: Replace the hand-held transmitter batteries with new batteries. Position the hand-held transmitter with its battery area facing away from the HomeLink surface. Press and hold both the HomeLink and hand-held transmi ...

How to park with predicted course lines
WARNING If the tires are replaced with different sized tires, the predicted course lines may be displayed incorrectly. On a snow-covered or slippery road, there may be a difference between the predicted course line and the actual course line. If the battery is disconnected or becomes disch ...