Nissan Altima (L32) 2007-2012 Service Manual: Symptom diagnosis
- Rear window defogger and door mirror defogger do not operate
- Rear window defogger does not operate but both of door mirror defogger operate
- Both doors mirror defogger don’t operate but rear window defogger operates
- Driver side door mirror defogger does not operate
- Passenger side door mirror defogger does not operate
- Rear window defogger switch does not light, but rear window defogger operates
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 ant ...
Rear window defogger and door
mirror defogger do not operate
Diagnosis Procedure
1. CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch.
Refer to DEF-13, "Component Function Check".
Is the inspection result normal?
YES >&g ...
Other materials:
P0603 ECM Power supply
Description
Battery voltage is supplied to the ECM even when the ignition switch
is turned OFF for the ECM memory function of the DTC memory, the
air-fuel ratio feedback compensation value memory, the idle air volume
learning value memory, etc.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMAT ...
Collision diagnosis
For Frontal Collision
Check the SRS components using the following table.
• After the work is completed, perform self-diagnosis to check that no
malfunction is detected. Refer to SRC-
12, "SRS Operation Check".
SRS INSPECTION (FOR FRONTAL COLLISION)
For Side and Rollover Co ...
Vehicle Dynamic Control (VDC) off switch
The vehicle should be driven with the Vehicle
Dynamic Control (VDC) system on for most driving
conditions.
If the vehicle is stuck in mud or snow, the VDC
system reduces the engine output to reduce
wheel spin. The engine speed will be reduced
even if the accelerator is depressed to the flo ...
