Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
Both side headlamps (LO) are not turned ON in any condition.
- CHECK LIGHTING SWITCH
Check lighting switch. Refer to Symptom Table .
Is the inspection result normal?
YES
GO TO 2 .
NO
Repair or replace the malfunctioning part.
- CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT
With CONSULT
- Select "HL LO REQ" in "Data Monitor" mode of "IPDM E/R".
- While operating the lighting switch, check the monitor status.
Monitor item
Condition
Monitor status
HL LO REQ
Lighting switch
2ND
On
OFF
Off
Is the inspection result normal?
YES
Replace IPDM E/R. Refer to Removal and Installation of IPDM E/R .
NO
Replace BCM. Refer to Removal and Installation of IPDM E/R .