Nissan Maxima Service and Repair Manual: Unexpected pedal reaction

Diagnosis Procedure

1.CHECK BRAKE PEDAL STROKE

Check brake pedal stroke.

2.CHECK FUNCTION

Disconnect ABS actuator and electric unit (control unit) connector to deactivate ABS. Check if braking force is normal in this condition.Connect connector after inspection.

3.CHECK WHEEL SENSOR AND SENSOR ROTOR

Check the following:

  • Wheel sensor installation for damage.
  • Sensor rotor installation for damage.
  • Wheel sensor connector connection.
  • Wheel sensor harness inspection.

4.CHECK ABS WARNING LAMP DISPLAY

Make sure that the ABS warning lamp is turned off after the ignition switch is turned ON or when driving.

    Excessive ABS function operation frequency
    Diagnosis Procedure 1.CHECK START Check front and rear brake force distribution using a brake tester. 2.CHECK FRONT AND REAR AXLE Make sure that there is no excessive play in the front and rear ax ...

    The braking distance is long
    Diagnosis Procedure CAUTION: The stopping distance on slippery road surfaces might be longer with the ABS operating than when the ABS is not operating. 1.CHECK FUNCTION Turn ignition switch O ...

    Other materials:

    Spark Plug
    Exploded View Ignition coil Spark plug Rocker cover (RH) Rocker cover (LH) Removal and Installation REMOVAL Remove the ignition coil. Refer to EM-42, "Removal and Installation (LH)" and EM-42, "Removal and Installation (RH)". Remove the spark plug with a suitable spark p ...

    P2122, P2123 APP sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometer which t ...

    C1729 vehicle speed signal
    Description The vehicle speed signal is not being detected by the BCM. DTC Logic NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.  Activate and display TPMS transmitter IDs &nb ...

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    Nissan Maxima Service and Repair Manual

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