Nissan Sentra Service Manual: Trunk room lamp circuit
Description
Controls the trunk room lamp (ground side) to turn the trunk room lamp on and off.
Diagnosis Procedure
Regarding wiring diagram information, refer to inl-17, "wiring diagram".
Caution:
Before performing the diagnosis, check that the following are normal.
- Interior room lamp power supply
- Trunk room lamp bulb
1.Check trunk room lamp output
- Turn ignition switch OFF.
- Remove the trunk room lamp bulb.
- Check continuity between bcm harness connector and ground.
Is the inspection result normal? Yes >> trunk room lamp control circuit is operating normally.
Fixed on>>go to 3.
Fixed off>>go to 2.
2.Check trunk room lamp open circuit
Check continuity between bcm harness connector and trunk room lamp harness connector.
Is the inspection result normal? Yes >> check trunk room lamp for an open. If ng, replace lamp. Refer to inl-56, "removal and installation".
If ok, replace bcm. Refer to bcs-73, "removal and installation" (with intelligent key), bcs-126, "removal and installation" (without intelligent key).
No >> repair or replace harness or connector.
3.Check trunk room lamp short to ground
- Disconnect bcm harness connector.
- Check continuity between BCM harness connector and ground.
Is the inspection result normal? Yes >> check trunk room lamp for an internal short to ground. If ng, replace lamp. Refer to inl-56, "removal and installation". If ok, replace bcm. Refer to bcs-73, "removal and installation" (with intelligent key), bcs-126, "removal and installation" (without intelligent key).
No >> repair or replace harness or connector.
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by pwm signal.
Note:
Pwm signal control period is approximately 250 hz (in the gradual
brightening/dimming).
Component function check
...
Push-button ignition switch illumination circuit
Description
Provides the power supply and the ground to control the push-button ignition
switch illumination.
Component function check
1.Check push-button ignition switch illumination operation ...
Other materials:
Rocker cover
Exploded View
Oil filler cap
Rocker cover protector
Oil filler tube
O-ring
Rocker cover
Rocker cover gasket
Refer to INSTALLATION
Removal and Installation
REMOVAL
Remove intake manifold. Refer to EM-27, "Exploded View".
Remove rocker cover protector.
Re ...
Unexpected pedal reaction
Diagnosis Procedure
1.CHECK BRAKE PEDAL STROKE
Check brake pedal stroke. Refer to BR-15, "Adjustment".
Is the stroke too big?
YES >>
Bleed air from brake line and hose. Refer to BR-17,
"Bleeding Brake System".
Check brake pedal, brake booster, and maste ...
Dtc/circuit diagnosis
U1000 can comm circuit
Description
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description".
Dtc logic
DTC DETECTION LOGIC
NOTE:
U1000 can be set if a module harness was disconnected and reconnected,
perhaps during a repair. Confirm
that there are actual CAN diagnostic sym ...