C1106
C1105, C1106, C1107, C1108 WHEEL SENSOR
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1. PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.
2. CHECK DTC DETECTION
With CONSULT
1.Start the engine.
2.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
3.Stop the vehicle.
4.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- Proceed to .
NO- INSPECTION END
Diagnosis Procedure
CAUTION:
Never check the between wheel sensor harness connector terminals.
1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY SYSTEM
Check the ABS actuator and electric unit (control unit) power supply system. Power Supply And Ground Circuit.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.
2. CHECK TIRE
1.Turn the ignition switch OFF.
2.Check the tire air pressure, wear and size. [1][2]Specifications.
Is the inspection result normal?
YES- GO TO 5.
NO- Adjust air pressure or replace tire and GO TO 3.
3. CHECK DATA MONITOR (1)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the ignition switch OFF, and wait 10 seconds or more.
3.Start the engine.
4.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
5.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 4.
NO- GO TO 5.
4. PERFORM SELF-DIAGNOSIS (1)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 5.
NO- INSPECTION END
5. CHECK WHEEL SENSOR
1.Turn the ignition switch OFF.
2.Check the wheel sensor for damage.
3.Remove dust and foreign matter adhered to the sensor rotor with a vacuum dust collector through the wheel sensor mounting hole.
CAUTION:
Install wheel sensor with no backlash and float, and tighten the mounting bolt to the specified torque.
- Front: Exploded View.
- Rear: Exploded View.
Is the inspection result normal?
YES- GO TO 8.
NO- GO TO 6.
6. REPLACE WHEEL SENSOR (1)
With CONSULT
1.Replace wheel sensor.
-Front: Removal And Installation.
-Rear: Removal And Installation.
2.Erase self-diagnosis result for "ABS".
3.Turn the ignition switch OFF, and wait 10 seconds or more.
4.Start the engine.
5.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
6.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 7.
NO- GO TO 19.
7. PERFORM SELF-DIAGNOSIS (2)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 19.
NO- INSPECTION END
8. CHECK CONNECTOR
1.Turn the ignition switch OFF.
2.Check the ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.
3.Check the wheel sensor harness connector for disconnection or looseness.
Is the inspection result normal?
YES- GO TO 11.
NO- Repair or replace error-detected parts, securely lock the harness connector, and GO TO 9.
9. CHECK DATA MONITOR (2)
With CONSULT
1.Erase self-diagnosis result for "ABS".
2.Turn the ignition switch OFF, and wait 10 seconds or more.
3.Start the engine.
4.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
5.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 10.
NO- GO TO 11.
10. PERFORM SELF-DIAGNOSIS (3)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 11.
NO- INSPECTION END
11. CHECK TERMINAL
1.Turn the ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector and then check the ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with harness connector.
3.Disconnect wheel sensor harness connector and check the each wheel sensor pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES- GO TO 14.
NO- Repair or replace error-detected parts and GO TO 12.
12. CHECK DATA MONITOR (3)
With CONSULT
1.Connect ABS actuator and electric unit (control unit) harness connector.
2.Connect wheel sensor harness connector.
3.Erase self-diagnosis result for "ABS".
4.Turn the ignition switch OFF, and wait 10 seconds or more.
5.Start the engine.
6.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
7.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 13.
NO- GO TO 14.
13. PERFORM SELF-DIAGNOSIS (4)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 14.
NO- INSPECTION END
14. CHECK WHEEL SENSOR HARNESS
1.Turn the ignition switch OFF.
2.Disconnect ABS actuator and electric unit (control unit) harness connector.
3.Disconnect wheel sensor harness connector.
4.Check the continuity between ABS actuator and electric unit (control unit) harness connector and the ground.
Is the inspection result normal?
YES- GO TO 15.
NO- Repair or replace error-detected parts and GO TO 15.
15. CHECK DATA MONITOR (4)
With CONSULT
1.Connect ABS actuator and electric unit (control unit) harness connector.
2.Connect wheel sensor harness connector.
3.Erase self-diagnosis result for "ABS".
4.Turn the ignition switch OFF, and wait 10 seconds or more.
5.Start the engine.
6.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
7.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 16.
NO- GO TO 17.
16. PERFORM SELF-DIAGNOSIS (5)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 17.
NO- INSPECTION END
17. REPLACE WHEEL SENSOR
With CONSULT
1.Replace wheel sensor.
-Front: Removal And Installation.
-Rear: Removal And Installation.
2.Erase self-diagnosis result for "ABS".
3.Turn the ignition switch OFF, and wait 10 seconds or more.
4.Start the engine.
5.Select "ABS" and "DATA MONITOR", check the "FR LH SENSOR", "FR RH SENSOR", "RR LH SENSOR"
and "RR RH SENSOR".
NOTE:
Set the "DATA MONITOR" recording speed to "10 msec".
6.Read a value (wheel speed) of both normal wheel sensors and error-detecting wheel sensor.
Regarding the deference at 30 km/h (19 MPH) between the wheel speed detected by the error detecting wheel sensor and the maximum/minimum wheel speed detected by the normal wheel sensors, is the difference within 5%, respectively?
YES- GO TO 18.
NO- GO TO 19.
18. PERFORM SELF-DIAGNOSIS (6)
With CONSULT
1.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
2.Stop the vehicle.
3.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- GO TO 19.
NO- INSPECTION END
19. REPLACE SENSOR ROTOR (2)
With CONSULT
1.Replace sensor rotor.
-Front: Removal And Installation.
-Rear: Removal And Installation.
2.Erase self-diagnosis result for "ABS".
3.Turn the ignition switch OFF, and wait 10 seconds or more.
4.Start the engine.
5.Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.
6.Stop the vehicle.
7.Perform self-diagnosis for "ABS".
Is DTC "C1105", "C1106", "C1107" or "C1108" detected?
YES- Replace ABS actuator and electric unit (control unit). Removal And Installation.
NO- INSPECTION END