Nissan Maxima Service and Repair Manual: Power supply and ground circuit

BCM

BCM : Diagnosis Procedure

Regarding Wiring Diagram information, refer to BCS-67, "Wiring Diagram".

1. CHECK FUSE AND FUSIBLE LINK

Check if the following BCM fuses or fusible link are blown.

Nissan Maxima. CHECK FUSE AND FUSIBLE LINK

Is the fuse or fusible link blown?

2. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM.
  3. Check voltage between BCM harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Is the measurement norma

3. CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

Does continuity exist?

DRIVER SEAT CONTROL UNIT

DRIVER SEAT CONTROL UNIT : Diagnosis Procedure

NOTE: Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is confirmed with CONSULT.

Regarding Wiring Diagram information, refer to ADP-150, "Wiring Diagram".

1. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect driver seat control unit.
  3. Check voltage between driver seat control unit harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Is the inspection result normal?

2. CHECK GROUND CIRCUIT

Check continuity between the driver seat control unit harness connector and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

Is the inspection result normal?

DRIVER SEAT CONTROL UNIT : Special Repair Requirement

1.PERFORM ADDITIONAL SERVICE

Perform additional service when removing battery negative terminal.

AUTOMATIC DRIVE POSITIONER CONTROL UNIT

AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure

NOTE: Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is confirmed with CONSULT.

Regarding Wiring Diagram information, refer to ADP-150, "Wiring Diagram".

1. CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect automatic drive positioner control unit.
  3. Check voltage between automatic drive positioner control unit harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Is the inspection result normal?

2. CHECK GROUND CIRCUIT

Check continuity between the automatic drive positioner control unit harness connector and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

Is the inspection result normal?

AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Special Repair Requirement

1.PERFORM ADDITIONAL SERVICE

Perform additional service when removing battery negative terminal.

    B2128 UART communication line
    Description Driver seat control unit performs UART communication with the automatic drive positioner control unit using 1 communication line. Driver seat control unit receives the operation signa ...

    Sliding switch
    Description Sliding switch is equipped to the power seat switch LH on the seat frame. The operation signal is input to the driver seat control unit when the sliding switch is operated. Component ...

    Other materials:

    Clearing the programmed information
    The following procedure clears the programmed information from both buttons. Individual buttons cannot be cleared. However, individual buttons can be reprogrammed. For additional information, refer to "Reprogramming a single HomeLink button" in this section. To clear all programming: 1. Press ...

    B2601 shift position
    Description BCM confirms the shift position with the following 2 signals.  CVT selector lever  P position signal from IPDM E/R (CAN) DTC Logic DTC DETECTION LOGIC NOTE: If DTC B2601 is displayed with DTC U1000, first perform the trouble diagnosis for DTC ...

    ICC system limitations
    WARNING Listed below are the system limitations for the ICC system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The ICC system is primarily intended for use on straight, dry, open roads with light traffic. It is ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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