Nissan Maxima Service and Repair Manual: ECU diagnosis information

POWER STEERING CONTROL UNIT

Reference Value

TERMINA LAYOUT

Nissan Maxima. TERMINA LAYOUT

PHYSICAL VALUES

Nissan Maxima. PHYSICAL VALUES

CAUTION: When using circuit tester or oscilloscope to measure voltage for inspection, be sure not to extend forcibly any connector terminals.

Fail Saf

EPS system

  • EPS system enters the fail-safe mode (that allows the steering
    force to be controlled without impairing the drive ability) if any of
    the input/output signals to/from EPS system (power steering control
    unit) deviate from the standard.
    NOTE:
    The system enters the fail-safe mode if the engine speed remains
    at 1,500 RPM or more for over 10 seconds while the vehicle is
    stopped. This is normal.
  • The fail-safe function is cancelled when a vehicle speed signal of 2
    km/h (1.2 MPH) or more is inputted or the key switch is turned
    OFF→ ON. EPS system restores the normal operation at that time

Nissan Maxima. EPS system

Nissan Maxima. EPS system

    Vehicle speed signal circuit
    Description Combination meter sends vehicle speed signal to power steering control unit. Diagnosis Procedure 1.PERFORM COMBINATION METER SELF-DIAGNOSIS Perform combination meter self-diagnosis. 2 ...

    Wiring diagram
    ELECTRONICALLY CONTROLLED POWER STEERING SYSTEM Wiring Diagram ...

    Other materials:

    Maintenance under severe operating conditions
    Severe driving conditions The maintenance intervals shown on the preceding pages are for normal operating conditions. If the vehicle is mainly operated under severe driving conditions as shown below, more frequent maintenance must be performed on the following items as shown in the table. ...

    CVT fluid cooler system
    Cleaning Whenever an automatic transaxle is repaired, overhauled, or replaced, the CVT fluid cooler mounted in the radiator must be inspected and cleaned. Metal debris and friction material, if present, can be trapped or be deposited in the CVT fluid cooler. This debris can contaminate t ...

    Emission control system warranty
    Your NISSAN vehicle is covered by the following emission warranties: For USA 1. Emission Defects Warranty 2. Emissions Performance Warranty Details of this warranty may be found with other vehicle warranties in your Warranty Information Booklet which comes with your NISSAN vehicle. If you ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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