Nissan Altima 2007-2012 Service Manual: AV control unit
Diagnosis Procedure
1.CHECK FUSE
Check that the following fuses of the AV control unit are not blown.
Are the fuses OK? YES >> GO TO 2
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between AV control unit harness connector and ground.
Are the voltage tests as specified? YES >> GO TO 3
NO >> Check harness between AV control unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AV control unit connectors.
3. Check continuity between AV control unit harness connector M47 terminal 19 and ground.
Does continuity exist? YES >> Inspection End.
NO >> Repair harness or connector.
Rear view camera control unit
Diagnosis Procedure
1.CHECK FUSE
Check that the following fuses of the rear view camera control unit are not
blown.
Are the fuses OK?
YES >> GO TO 2
NO >> Be sure to eliminate cau ...
Other materials:
ABS 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 ABS actuator and electric unit
(control unit) for damage, bend
and loose connection (unit ...
Electric ignition system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: This signal is sent to the ECM through CAN communication line.
*2: ECM determines the start signal status by the signals of engine speed and
battery voltage.
SYSTEM DESCRIPTION
Firing order: 1 - 3 - 4 - 2
The ignition tim ...
Reprogramming a single HomeLink® button
To reprogram a HomeLink® Universal Transceiver
button, complete the following:
1. Press and hold the desired HomeLink® button.
DO NOT release the button.
2. The indicator light will begin to flash after
20 seconds. Without releasing the
HomeLink® button, proceed with “Programming
HomeL ...