Nissan Altima 2007-2012 Service Manual: Symptom diagnosis
- None of the power windows can be operated using any switch
- Driver side power window alone does not operate
- Passenger side power window alone does not operate
- Anti-pinch system does not operate normally (driver side)
- Auto operation does not operate but manual operates normally (driver side)
- Power window retained power operation does not operate properly
- Power window lock switch does not function
Precaution
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER ...
None of the power windows can be operated using any switch
Diagnosis Procedure
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to BCS-42, "Diagnosis Procedure".
Is the inspection result normal?
...
Other materials:
Auto light system
System Diagram
System Description
• BCM (Body Control Module) controls auto light operation according to
signals from optical sensor, lighting
switch and ignition switch.
• IPDM E/R (Intelligent Power Distribution Module Engine Room) operates parking,
license plate, tail, front fog ...
P0850 PNP Switch
Description
When the shift lever position is P or N (CVT), Neutral position (M/T),
park/neutral position (PNP) switch is ON.
ECM detects the position because the continuity of the line (the ON signal)
exists.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.INSPECTION START
...
ECU diagnosis
POWER STEERING CONTROL UNIT
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
CAUTION:
When using circuit tester or oscilloscope to measure voltage for inspection, be
sure not to extend forcibly any connector terminals.
Wiring Diagram — ELECTRONICALLY CONTROLLED
POWER STEERING SYSTEM ...