Nissan Altima 2007-2012 Service Manual: Symptom diagnosis
- Air conditioner control
- Insufficient cooling
- Insufficient heating
- Noise
- Self-diagnosis cannot be performed
- Memory function does not operate
ECU diagnosis
AIR CONDITIONER CONTROL
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram - Air Conditioner Control (Auto) -
Coupe
Wiring D ...
Air conditioner control
Symptom Matrix Chart
SYMPTOM TABLE
...
Other materials:
Changing engine oil
QR25DE engine
1. Park the vehicle on a level surface and apply
the parking brake.
2. Start the engine and let it idle until it reaches
operating temperature, then turn it off.
3. Remove the oil filler cap A by turning it
counterclockwise.
4. Place a large drain pan under the drain plug
B . ...
B1023 passenger air bag off indicator
Description
DTC B1023 FRONT PASSENGER AIR BAG OFF INDICATOR
The front passenger air bag off indicator is wired to the air bag diagnosis
sensor unit. The air bag diagnosis
sensor unit monitors the front passenger air bag off indicator and circuit for
failures.
PART LOCATION
Refer to SRC-7, & ...
P0031, P0032 A/F Sensor 1 heater
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF duty control of the A/F sensor 1 heater corresponding
to the engine operating
condition to keep the temperature of A/F sensor 1 element at the specified
range.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITI ...