Nissan Altima 2007-2012 Service Manual: ECU diagnosis
AIR CONDITIONER CONTROL Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram - Air Conditioner Control (Manual) - Coupe
Wiring Diagram - Air Conditioner Control (Manual) - Sedan
Power supply and ground circuit for front air control
Description
FRONT AIR CONTROL
The front air control has a built-in microcomputer which processes
information sent from temperature control dial and various switches
needed for air conditioner ope ...
Other materials:
Diagnosis system (IPDM E/R)
Diagnosis Description
AUTO ACTIVE TEST
Description
In auto active test mode, the IPDM E/R sends a drive signal to the following
systems to check their operation.
• Oil pressure warning lamp
• Front wiper (LO, HI)
• Parking lamps
• License plate lamps
• Tail lamps
• Front fog ...
IPDM-E 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 IPDM E/R for damage, bend and loose
connection (unit side
and connector side).
Is the in ...
Microphone signal circuit (sedan)
Description
Voice signals are transmitted from the microphone to the Bluetooth control
unit using the microphone signal
circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector an ...