Nissan Maxima Service and Repair Manual: AMP on signal circuit

Description

When the audio system is turned on, a voltage signal is supplied from the AV control unit to the BOSE speaker amp. When this signal is received, the BOSE speaker amp. will turn on.

Diagnosis Procedure

1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)

Nissan Maxima. CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)

  1. Turn audio system ON.
  2. Check voltage between BOSE speaker amp. harness connector B109 terminal 20 and ground.

Nissan Maxima. CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)

2.CHECK AMP ON SIGNAL (AV CONTROL UNIT)

Nissan Maxima. CHECK AMP ON SIGNAL (AV CONTROL UNIT)

Check voltage between AV control unit harness connector M157 terminal 110 and ground.

Nissan Maxima. CHECK AMP ON SIGNAL (AV CONTROL UNIT)

    Subwoofer
    Description The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the subwoofers using the audio signal circu ...

    Steering switch
    Description When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio control switch circuit changes, depending on which button is pushed. Diagn ...

    Other materials:

    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 for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPE ...

    P0845 transmission fluid pressure SEN/SW B
    Description The primary pressure sensor detects primary pressure of CVT and sends a signal to the TCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", always turn ignition switch OFF. Then wait at least 10 ...

    C1115 ABS sensor [abnormal signal]
    Description When the sensor rotor rotates, the magnetic field changes. It converts the magnetic field changes to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit). DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2020 Copyright www.nimainfo.com
    0.0161