C1115 WHEEL SENSORBRC-83
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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3. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
4. Start the engine.
5. Drive the vehicle at approx. 50 km/h ( 31 MPH) or more for approx. 2 minutes.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
6. Stop the vehicle.
7. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
8. Start the engine. NOTE:
Wait at least 10 seconds after starting the engine.
9. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C 111 5” detected?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Inspection End.
Revision: August 2015 2016 Versa Note
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BRC-96
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1142 PRESS SENSOR
C1142 PRESS SENSOR
DTC DescriptionINFOID:0000000012430877
DTC DETECTION LOGIC
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear
the DTC. Do not replace the
ABS actuator and electric unit (control unit) for a PAST DTC.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
With CONSULT
1. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine. NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1142” detected?
YES-1 >> “C1142” is displayed as “CRNT”: Proceed to BRC-96, "Diagnosis Procedure".
YES-2 >> “C1142” is displayed as “PAST”: Inspection End (Erase “Self Diagnostic Result” of “ABS”).
NO-1 >> To check malfunction symptom before repair: Refer to GI-42, "
Intermittent Incident".
NO-2 >> Confirmation after repair: Inspection End.
Diagnosis ProcedureINFOID:0000000012430878
1.STOP LAMP SWITCH SYSTEM
Check the stop lamp switch system. Refer to BRC-85, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace stop lamp switch system.
2.CHECK BRAKE FLUID LEAKAGE
DTC Display Item
(Trouble diagnosis content) Malfunction detected condition
C1142 PRESS SEN CIRCUIT
(Pressure sensor circuit) When a malfunction is detected in pressure sensor.
PAST DTC
CRNT DTC
• Harness or connector
• Air inclusion in the brake piping
• Stop lamp switch system
• ABS actuator and electric unit (control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery • Stop lamp switch system
• ABS actuator and electric unit (control unit)
• Brake system
• ABS actuator and electric unit
(control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery
• Air inclusion in the brake piping
Revision: August 2015 2016 Versa Note
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C1142 PRESS SENSORBRC-97
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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Check the brake fluid leakage. Refer to BR-12, "Inspection".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace brake fluid leakage part.
3.CHECK BRAKE PIPING
Check the brake piping. Refer to BR-12, "
Inspection".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace brake piping. • Front: Refer to BR-23, "
FRONT : Removal and Installation".
• Rear: Refer to BR-26, "
REAR : Removal and Installation".
4.CHECK BRAKE PEDAL
Check the brake pedal.
• Brake pedal height: Refer to BR-9, "
Inspection and Adjustment".
• Brake pedal assembly: Refer to BR-20, "
Exploded View".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Adjust the brake pedal height or replace brake pedal assembly. • Adjust the brake pedal: Refer to BR-9, "
Inspection and Adjustment".
• Replace the brake pedal: Refer to BR-20, "
Removal and Installation".
5.CHECK BRAKE MASTER CYLINDER
Check the brake master cylinder. Refer to BR-14, "
Inspection".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace brake master cylinder. Refer to BR-28, "
Removal and Installation".
6.CHECK BRAKE BOOSTER
Check the brake booster. Refer to BR-15, "
Inspection".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace brake booster. Refer to BR-31, "
Removal and installation".
7.CHECK VACUUM PIPING
Check the vacuum piping. Refer to BR-33, "
Inspection".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace vacuum piping. Refer to BR-33, "
Removal and Installation".
8.CHECK FRONT DISC BRAKE
Check the front disc brake caliper. Refer to BR-36, "
BRAKE CALIPER ASSEMBLY : Exploded View".
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair or replace front disc brake caliper. Refer to BR-37, "
BRAKE CALIPER ASSEMBLY :
Removal and Installation".
9.CHECK REAR BRAKE
Check the rear brake. Refer to BR-41, "
Exploded View".
Is the inspection result normal?
YES >> GO TO 10.
NO >> Repair or replace rear brake. Refer to BR-41, "
Removal and Installation".
10.CHECK ABS ACTUATOR AND ELECTRIC UNIT (C ONTROL UNIT) POWER SUPPLY AND GROUND
CIRCUIT
Revision: August 2015 2016 Versa Note
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BRC-98
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1142 PRESS SENSOR
Check the ABS actuator and electric unit (contro
l unit) power supply and ground circuits. Refer to BRC-121,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 11.
NO >> Repair / replace harness, connector, fuse, or fusible link.
11 .CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
With CONSULT
1. Erase “Self Diagnostic Result” of “ABS”.
2. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
3. Start the engine. NOTE:
Wait at least 10 seconds after starting the engine.
4. Start the engine and drive the vehicle for a short period of time. NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
5. Stop the vehicle.
6. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1142” detected?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Check the ABS actuator and electric unit (c ontrol unit) harness connector and terminal for dam-
age, looseness and disconnection. Repair / r eplace harness, connector, or terminal.
Revision: August 2015 2016 Versa Note
cardiagn.com
C1143 STEERING ANGLE SENSORBRC-99
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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C1143 STEERING ANGLE SENSOR
DTC DescriptionINFOID:0000000012430879
DTC DETECTION LOGIC
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear
the DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
With CONSULT
1. Turn the ignition switch OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1143” detected?
YES-1 >> “C1143” is displayed as “CRNT”: Proceed to BRC-99, "Diagnosis Procedure".
YES-2 >> “C1143” is displayed as “PAST”: Inspecti on End (Erase “Self Diagnostic Result” of “ABS”).
NO-1 >> To check malfunction symptom before repair: Refer to GI-42, "
Intermittent Incident".
NO-2 >> Confirmation after repair: Inspection End.
Diagnosis ProcedureINFOID:0000000012430880
1.ADJUST THE NEUTRAL POSITION OF STEERING ANGLE SENSOR
With CONSULT
Perform neutral position adjustment of steering angle sensor. Refer to BRC-55, "
ADJUSTMENT OF STEER-
ING ANGLE SENSOR NEUTRAL POSITION : Description".
DTCDisplay Item
(Trouble diagnosis content) Malfunction detected condition
C1143 ST ANG SEN CIRCUIT
(Steering angle sensor circuit) When a malfunction is detected in steering angle sensor.
PAST DTC
CRNT DTC
• Harness or connector
• ABS actuator and electric unit (control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery
• CAN communication line
• Incomplete neutral position adjustment of steering angle sensor
• Improper installation of steering angle sensor • Harness or connector
• Steering angle sensor
• ABS actuator and electric unit (control unit)
• IPDM E/R
• CAN communication line
• Wheel alignment
• Incomplete neutral position adjustment of steering angle sensor
• ABS actuator and electric unit
(control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery
Revision: August 2015 2016 Versa Note
cardiagn.com
BRC-100
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1143 STEERING ANGLE SENSOR
>> GO TO 2.
2.PERFORM SELF-DIAGNOSIS (1)
With CONSULT
1. Turn the ignition switch OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1143” detected?
YES-1 >> “C1143” is displayed as “CRNT”: GO TO 3.
YES-2 >> “C1143” is displayed as “PAST”: Inspection End (Erase “Self Diagnostic Result” of “ABS”).
NO >> Inspection End.
3.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
3. Check the steering angle sensor harnes s connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 4.
4.PERFORM SELF-DIAGNOSIS (2)
With CONSULT
1. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1143” detected?
YES >> GO TO 5.
NO >> Inspection End.
5.CHECK STEERING ANGLE SENSOR POWER SUPPLY
1. Turn the ignition switch OFF.
2. Disconnect steering angle sensor harness connector.
3. Check the voltage between steering angle sensor harness connector and ground.
4. Turn the ignition switch ON. NOTE:
Start the engine.
5. Check the voltage between steering angle sensor harness connector and ground.
Is the inspection result normal?
Steering angle sensor —Vo l ta g e
(Approx.)
Connector Terminal
M64 4Ground 0 V
Steering angle sensor
—Vo l ta g e
(Approx.)
Connector Terminal
M64 4GroundBattery voltage
Revision: August 2015 2016 Versa Note
cardiagn.com
C1143 STEERING ANGLE SENSORBRC-101
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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YES >> GO TO 7.
NO >> GO TO 6.
6.CHECK STEERING ANGLE SENSOR POWER SUPPLY CIRCUIT
1. Turn the ignition switch OFF.
2. Check fuse 50 (10A).
3. Disconnect IPDM E/R harness connector.
4. Check the continuity between steering angle sens or harness connector and IPDM E/R harness connector.
5. Check the continuity between steeri ng angle sensor harness connector and ground.
Is the inspection result normal?
YES >> Perform trouble diagnosis for ignition power supply.
NO >> Repair / replace harness, connector, or fuse.
7.CHECK STEERING ANGLE SENSOR GROUND CIRCUIT
1. Turn the ignition switch OFF.
2. Check the continuity between steeri ng angle sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair / replace harness or connector.
8.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-
CUIT Check the ABS actuator and electr ic unit (control unit) power supply and ground circuits. Refer to BRC-121,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair / replace harness, connector, fuse, or fusible link.
9.CHECK TERMINAL
1. Check the steering angle sensor pin terminals for damage or loose connection with harness connector.
2. Check the IPDM E/R pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES >> GO TO 10.
NO >> Repair / replace harness, connector, or terminal.
10.CHECK CAN COMMUNICATION LINE
Check the CAN communication line. Refer to LAN-16, "
Trouble Diagnosis Flow Chart".
Is the inspection result normal?
YES >> GO TO 11.
NO >> Repair / replace harness or connector.
11 .CHECK DATA MONITOR
Steering angle sensor IPDM E/R
Continuity
Connector TerminalConnector Terminal
M64 4E45 20Yes
Steering angle sensor
—Continuity
Connector Terminal
M64 4Ground No
Steering angle sensor
—Continuity
Connector Terminal
M64 1Ground Yes
Revision: August 2015 2016 Versa Note
cardiagn.com
BRC-102
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1143 STEERING ANGLE SENSOR
With CONSULT
1. Select “DATA MONITOR” of “ABS”, check “STR ANGLE SIG”.
2. Check that the indication changes with the steering angl e when the steering wheel is turned left/right from
the neutral position. Refer to BRC-36, "
Reference Value".
Is the inspection result normal?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Replace the steering angle sensor. Refer to BRC-147, "
Removal and Installation".
Revision: August 2015 2016 Versa Note
cardiagn.com