Nissan Sentra Service Manual: C1105, C1106, C1107, C1108 Wheel sensor

Description

When the sensor rotor rotates, the magnetic field changes. It converts the magnetic field changes to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit).

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.CHECK SELF DIAGNOSTIC RESULT

With CONSULT.

1. Start engine and drive vehicle at approximately 21 km/h (13 MPH) or more for approximately 5 minutes.

2. Perform self diagnostic result.

Is DTC C1105, C1106, C1107 or C1108 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-60, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

Regarding Wiring Diagram information, refer to BRC-44, "Wiring Diagram".

CAUTION:

Do not check between wheel sensor terminals.

1.CONFIRM DTC

With CONSULT

1. Perform self-diagnostic result of ABS and record all active DTCs.

2. Clear all DTCs.

3. Perform DTC confirmation procedure. Refer to BRC-60, "DTC Logic".

Does DTC C1105, C1106, C1107 or C1108 reset? YES >> GO TO 2.

NO >> Refer to GI-39, "Intermittent Incident".

2.CHECK TIRE PRESSURE AND TIRE WEAR

Check tires for excessive wear and proper inflation. Refer to WT-54, "Tire Air Pressure".

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace as necessary.

3.CHECK WHEEL SENSOR

Check wheel sensor for the following:

• Proper installation

• Physical damage

• Contamination

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace as necessary.

4.CHECK SENSOR ROTOR

Check sensor rotor for the following:

• Contamination

• Physical damage (missing teeth, cracks, etc.)

• Foreign material

• Looseness

Is the inspection result normal? YES >> Replace the wheel sensor. Refer to BRC-106, "FRONT WHEEL SENSOR : Removal and Installation" or BRC-107, "REAR WHEEL SENSOR : Removal and Installation" . Then, GO TO 5.

NO >> Repair or replace as necessary.

5.CONFIRM REPAIR

With CONSULT

1. Clear all DTCs.

2. Perform DTC confirmation procedure. Refer to BRC-60, "DTC Logic".

Does DTC C1105, C1106, C1107 or C1108 reset? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".

NO >> Inspection End.