Nissan Altima 2007-2012 Service Manual: Function diagnosis
INTERIOR ROOM LAMP CONTROL SYSTEM
System Diagram
System Description
OUTLINE
• Interior room lamps* are controlled by interior room lamp timer control function of BCM.
*:Front room/map lamps and personal lamps (when lamp switch is in DOOR position).
• Trunk room lamp is controlled by trunk room lamp control function of BCM.
• Step lamps are controlled by step lamp control function of BCM.
ILLUMINATION
Wiring Diagram - Coupe
Wiring Diagram - Sedan
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
>> GO TO 2
2.SYMPTOM CHECK
Verify the sy ...
ECU diagnosis
BCM (BODY CONTROL MODULE)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Terminal Layout
Physical Values
1: Sedan only
2: With LH front window anti ...
Other materials:
Vehicle Dynamic Control (VDC) system
The Vehicle Dynamic Control (VDC) system uses
various sensors to monitor driver inputs and vehicle
motion. Under certain driving conditions,
the VDC System helps to perform the following
functions:
● Controls brake pressure to reduce wheel
slip on one slipping drive wheel so power is
tr ...
BCM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspec ...
B1145 – B1148 side curtain air bag
module RH
Description
DTC B1145 – B1148 RH SIDE CURTAIN AIR BAG MODULE
The RH side curtain air bag module is wired to the air bag diagnosis sensor
unit. The air bag diagnosis sensor
unit will monitor for opens and shorts in detected lines to the RH side curtain
air bag module.
PART LOCATION
Refer ...