Nissan Sentra Service Manual: 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 (lighting and turn signal switch)
Check the combination switch (lighting and turn signal switch). Refer to BCS-72, "Symptom Table" (with Intelligent Key system) or BCS-125, "Symptom Table" (without Intelligent Key system).
Is the inspection result normal? YES >> GO TO 2
No >> repair or replace the malfunctioning part
2.Check headlamp (lo) request signal input
Consult data monitor
- Select hl lo req of ipdm e/r data monitor item.
- While operating the lighting switch, check the monitor status.
Is the inspection result normal? Yes >> go to 3
No >> replace bcm. Refer to bcs-73, "removal and installation" (with intelligent key system) or bcs- 126, "removal and installation" (without intelligent key system).
3.Headlamp (lo) circuit inspection
Check the headlamp (lo) circuit. Refer to exl-90, "diagnosis procedure".
Is the inspection result normal? Yes >> replace ipdm e/r. Refer to pcs-30, "removal and installation" (with intelligent key system) or pcs-58, "removal and installation" (without intelligent key system).
No >> repair or replace the malfunctioning part.
Daytime light system inoperative
Description
The daytime light system is inoperative even though the combination switch
(lighting and turn signal switch)
and parking brake switch are in the normal setting, also whenever engine is ...
Parking, license plate and tail
lamps are not turned on
Description
The parking, license plate and tail lamps do not turn on in with any lighting
switch setting.
Diagnosis procedure
1.Combination switch (lighting and turn signal switch) inspection
Ch ...
Other materials:
Diagnosis system (bcm) (without intelligent key system)
Common item
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
ECU identification
The BCM part number is displayed.
Self Diagnostic Result
...
ECU diagnosis information
EPS control unit
Reference Value
VALUES ON THE DIAGNOSIS TOOL
The following table includes information (items) inapplicable to
this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.
CAUTION:
The output signal indicates the EPS control unit
calcula ...
Wiring diagram
BCM
Wiring diagram
...
