Nissan Altima (L32) 2007-2012 Service Manual: AV 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 AV control unit for damage, bend
and loose connection (unit
side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of AV control unit.
2. Check the resistance between the AV control unit harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the AV control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer
to AV-315, "AV CONTROL UNIT :
Diagnosis Procedure".
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to AV-437, "Removal and
Installation".
YES (Past error)>>Error was detected in the AV control unit branch line.
NO >> Repair the power supply and the ground circuit.
Diagnosis Procedure
1.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".
Is the inspection result normal?
YES >> Replace t ...
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 ...
Other materials: Vehicle information display warnings
and indicators
The following messages may appear in
your vehicle information display.
Place the key near the start
switch
This indicator appears when the battery of
the Intelligent Key is low and when the Intelligent
Key system and the vehicle are not
communicating normally.
If this appears, touch the ignition s ...
Tire Pressure Monitoring System
(TPMS)
This vehicle is equipped with the Tire Pressure
Monitoring system (TPMS). It monitors
tire pressure of all tires except the spare.
When the low tire pressure warning light is lit,
and the "Tire Pressure Low - Add Air" warning
appears in the vehicle information display,
one or more of your tires is ...
System malfunction
If the AEB with Pedestrian Detection system
malfunctions, it will be turned off automatically,
a chime will sound, the AEB with
Pedestrian Detection system warning light
(yellow) will illuminate and the warning
message [Malfunction] will appear in the
vehicle information display.
Action to take
If ...
A-BAG branch line circuit
BCM branch line circuit