Nissan Maxima Service and Repair Manual: HVAC branch line circuit

Diagnosis 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 A/C auto amp. for damage, bend and loose connection (unit side and connector side).

2.CHECK HARNESS FOR OPEN CIRCUIT

  1. Disconnect the connector of A/C auto amp.
  2. 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"
    AV 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 AV control unit for d ...

    STRG 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 steering angle sensor ...

    Other materials:

    Power window lock switch
    Component Function Check 1. CHECK POWER WINDOW LOCK Activate the power window lock switch and verify that the front power window RH, rear power window LH and rear power window RH are inoperative. Component Inspection 1. CHECK POWER WINDOW LOCK SWITCH Disconnect main power window and door ...

    Power steering fluid
    Check the fluid level in the reservoir. The fluid level should be checked when the fluid is cold at fluid temperatures of 32 to 86ºF (0 to 30ºC). The fluid level can be checked with the level gauge which is attached to the cap. To check the fluid level, remove the cap. The fluid ...

    Steering wheel
    Removal and Installation REMOVAL NOTE: When removing spiral cable, use tape so that the case and rotating part keep aligned. This will prevent neutral position alignment procedure during spiral cable installation. Set steering wheel to the straight-ahead position. Remove driver air bag m ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.0074