Nissan Sentra 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 (lighting and turn signal switch) inspection
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 results normal? Yes >> go to 2
No >> repair or replace the malfunctioning part.
2.Check headlamp (hi) request signal input
Consult data monitor
- Select hl hi req of ipdm e/r data monitor item.
- While operating the lighting switch, check the monitor status.
Is the inspection results 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 (hi) circuit inspection
Check the headlamp (hi) circuit. Refer to exl-88, "diagnosis procedure".
Is the inspection results 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.
Exterior lighting system symptoms
Symptom Table
Caution:
Perform the self-diagnosis with consult before the symptom diagnosis.
Perform the trouble diagnosis
if any dtc is detected.
Normal operating condition
Description ...
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 ...
Other materials:
System description
Component parts
POWER DOOR LOCK SYSTEM
POWER DOOR LOCK SYSTEM : Component Parts Location
BCM (view with instrument panel removed)
Front door switch LH
Front door lock actuator LH
Front door lock assembly LH
Front door switch RH
Front door lock actuator RH
Rear door switch RH
...
Ignition switch (if so equipped)
WARNING
Never remove or turn the key to the
LOCK position while driving. The steering
wheel will lock (for models with a
steering lock mechanism). This may
cause the driver to lose control of the
vehicle and could result in serious vehicle
damage or personal injury ...
Precautions for refrigerant system service
WORKING WITH HFC-134a (R-134a)
CAUTION:
CFC-12 (R-12) refrigerant and HFC-134a (R-134a) refrigerant are
not compatible. Compressor malfunction
is likely to occur if the refrigerants are mixed, refer to “CONTAMINATED
REFRIGERANT”
below. To determine the purity of HFC-134a (R- ...