Nissan Maxima Service and Repair Manual: HVAC branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
- Turn the ignition switch OFF.
- Disconnect the battery cable from the negative terminal.
- Check the terminals and connectors of the A/C auto amp. for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
- Disconnect the connector of A/C auto amp.
- Check the resistance between the A/C auto amp. harness connector
terminals.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the A/C auto amp. Refer to
the following.
- Models with color display: HAC-60, "A/C AUTO AMP. : Diagnosis Procedure"
- Models with monochrome display: HAC-165, "A/C AUTO AMP. : Diagnosis Procedure"
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the AV control unit for
d ...
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the steering angle sensor
...
Other materials:
Front fog lamp system
Wiring Diagram
...
Back-up lamp
Wiring Diagram
...
Audio unit
Removal and Installation
Audio unit brackets (LH/RH)
A/C auto amp.
Cluster lid C lower
Audio unit Clip
Pawl
REMOVAL
Disconnect the battery negative terminal. Refer to PG-67, "Removal
and Installation (Battery)".
Remove cluster lid D. Refer to IP-11, "Removal and In ...