Nissan Maxima Service and Repair Manual: C1147, C1148, C1149, C1150 USV/HSV line

Description

USV1, USV2 (CUT VALVE)

The cut valve shuts off the normal brake fluid path from the master cylinder, when VDC/TCS is activated.

HSV1, HSV2 (SUCTION VALVE)

The suction valve supplies the brake fluid from the master cylinder to the pump, when VDC/TCS is activated.

DTC Logic

DTC DETECTION LOGIC

Nissan Maxima. DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.CHECK SELF-DIAGNOSIS RESULTS

Check the self-diagnosis results

Nissan Maxima. CHECK SELF-DIAGNOSIS RESULTS

Diagnosis Procedure

1.CONNECTOR INSPECTION

  1. Turn ignition switch OFF.
  2. Disconnect ABS actuator and electric unit (control unit) connector.
  3. Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or replace terminals.
  4. Reconnect connector and perform self-diagnosis

2.CHECK SOLENOID AND ACTUATOR RELAY POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK SOLENOID AND ACTUATOR RELAY POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect ABS actuator and electric unit (control unit) connector.
  3. Check voltage between ABS actuator and electric unit (control unit) connector E26 terminal 3 and ground.

Nissan Maxima. CHECK SOLENOID AND ACTUATOR RELAY POWER SUPPLY CIRCUIT

3. CHECK SOLENOID AND ACTUATOR RELAY GROUND CIRCUIT

Nissan Maxima. CHECK SOLENOID AND ACTUATOR RELAY GROUND CIRCUIT

Check continuity between ABS actuator and electric unit (control unit) connector E26 terminals 1, 4 and ground.

Nissan Maxima. CHECK SOLENOID AND ACTUATOR RELAY GROUND CIRCUIT

Component Inspection

1.CHECK ACTIVE TEST

  1. Select each test menu item on "ACTIVE TEST".
  2. On the display, touch "Up", "ACT UP", and "ACT KEEP", and check that the system operates as shown in the table below.

Nissan Maxima. CHECK ACTIVE TEST

Nissan Maxima. CHECK ACTIVE TEST

Special Repair Requirement

1.ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actuator and electric unit (control unit).

    C1145, C1146 yaw rate/side/decel G sensor
    Description The yaw rate/side/decel G sensor detects the yaw rate/side/decel G affecting the vehicle, and transmits the data to the ABS actuator and electric unit (control unit) as an analog volt ...

    C1154 PNP switch
    Description The transmission range switch signal is transmitted to the ABS actuator and electric unit (control unit) using the CAN communication lines. DTC Logic DTC DETECTION LOGIC DTC CO ...

    Other materials:

    Headlamp
    System Diagram System Description Control of the headlamp system is dependent upon the position of the combination switch (lighting and turn signal switch). When the lighting switch is placed in the 2nd position, the BCM (body control module) receives input requesting the headlamps and par ...

    Wiring diagram
    CAN SYSTEM Wiring Diagram               ...

    AV control unit
    Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES DTC Index Self-diagnosis results display item ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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