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:
P0222, P0223 TP Sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0222 or P0223 is displayed with DTC P0643, first perform the
trouble diagnosis for DTC P0643.
Refer to EC-353, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible caus ...
Periodic maintenance
Introduction of periodic maintenance
The following tables show the normal maintenance schedule. Depending upon
weather and atmospheric conditions,
varying road surfaces, individual driving habits and vehicle usage, additional
or more frequent maintenance
may be required.
Periodic maintenan ...
System
Tire pressure monitoring system
TIRE PRESSURE MONITORING SYSTEM : System Diagram
TIRE PRESSURE MONITORING SYSTEM : System Description
The BCM has pressure judgment and trouble diagnosis functions. When the
BCM detects low inflation pressure
or another unusual symptom, the low tire pr ...