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

Description

EPS system functions by ignition power supply.

Diagnosis Procedure

1.CHECK POWER SUPPLY

Nissan Maxima. CHECK POWER SUPPLY

  1. Turn the ignition switch OFF.
  2. Disconnect power steering control unit connector.
  3. Turn the ignition switch ON.
  4. Check voltage between power steering control unit connector
    M59 terminal 3 and ground.

Nissan Maxima. CHECK POWER SUPPLY

2.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

  1. Turn the ignition switch OFF.
  2. Check continuity between power steering control unit connector
    M59 terminal 6 and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

3.CHECK TERMINALS AND HARNESS CONNECTORS

Check power steering control unit pin terminals for damage or loose connection with harness connector.

    DTC/circuit diagnosis
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    The trunk can be accessed from the passenger side of the rear seat. The rear seat can be locked using the mechanical key to prevent unauthorized access. For additional information, refer to "Keys" in this section. 1. Move the front passenger seat to the most forward position. 2. Open th ...

    Intelligent key system/engine start function
    Wiring Diagram                     ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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