Nissan Maxima Service and Repair Manual: C1109 battery voltage [abnormal]

Nissan Maxima Service and Repair Manual / Brakes / Brake control system / DTC/circuit diagnosis / C1109 battery voltage [abnormal]

Description

Supplies electric power to the ABS actuator and electric unit (control unit).

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 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND GROUND CIRCUIT

Nissan Maxima. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND

  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 18 and ground

Nissan Maxima. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND

Nissan Maxima. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND

  1. Turn ignition switch OFF.
  2. Check continuity between ABS actuator and electric unit (control unit) connector E26 terminals 1, 4 and ground

Nissan Maxima. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND

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).

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