Nissan Maxima Service and Repair Manual: Power steering solenoid valve

Description

Power steering solenoid valve controls the power steering oil pressure in the gear housing assembly.

Diagnosis Procedure

1.CHECK POWER STEERING SOLENOID VALVE SIGNAL

Nissan Maxima. CHECK POWER STEERING SOLENOID VALVE SIGNAL

  1. Start engine.
  2. Check voltage between power steering control unit connector
    M59 terminal 1 and ground

Nissan Maxima. CHECK POWER STEERING SOLENOID VALVE SIGNAL

2.CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR OPEN

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR OPEN

  1. Turn ignition switch OFF.
  2. Disconnect power steering solenoid valve connector.
  3. Disconnect power steering control unit connector.
  4. Check continuity between power steering solenoid valve connector
    E14 (A) terminals 1, 2 and power steering control unit
    connector M59 (B) terminal 1, 5.

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR OPEN

3.CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO

  1. Check continuity between power steering solenoid valve connector
    E14 terminals 1, 2 and ground.
  2. Turn ignition switch ON.
  3. Check voltage between power steering solenoid valve connector
    E14 terminals 1, 2 and ground.

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO

Nissan Maxima. CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT FOR SHO

4.CHECK POWER STEERING SOLENOID VALVE

Perform power steering solenoid valve component inspection.

5.CHECK TERMINALS AND HARNESS CONNECTORS

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

Component Ins

1.POWER STEERING SOLENOID VALVE RESISTANCE CHECK

Nissan Maxima. POWER STEERING SOLENOID VALVE RESISTANCE CHECK

  1. Turn ignition switch OFF.
  2. Disconnect power steering solenoid valve connector.
  3. Check resistance between power steering solenoid valve terminals
    1 and 2

Nissan Maxima. POWER STEERING SOLENOID VALVE RESISTANCE CHECK

Nissan Maxima. POWER STEERING SOLENOID VALVE RESISTANCE CHECK

Check power steering solenoid valve by listening for its operation
sound while applying battery voltage to power steering solenoid
valve terminal 1 (positive) and battery ground to terminal 2 (negative).

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