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Diagnostic Trouble Code Chart

NOTE:

Turn the engine switch off before removing any parts.

HINT: 

ABS DTC

DTC Code Detection Item Trouble Area Refer to
C0226 SFR Solenoid Circuit 1. SFRR or SFRH circuit
2. Brake actuator assembly
Refer to DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit
C0236 SFL Solenoid Circuit 1. SFLR or SFLH circuit
2. Brake actuator assembly
Refer to DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit
C0246 SRR Solenoid Circuit 1. SRRR or SRRH circuit
2. Brake actuator assembly
Refer to DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit
C0256 SRL Solenoid Circuit 1. SRLR or SRLH circuit
2. Brake actuator assembly
Refer to DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit
C0273*1 Open in ABS Motor Relay Circuit 1. ABS1 fuse
2. ABS motor relay circuit
3. Brake actuator assembly (ABS motor relay)
Refer to DTC C0273: Open in ABS Motor Relay Circuit; DTC C0274: Short in ABS Motor Relay Circuit; DTC C1361: Short in ABS Motor Fail Safe Relay Circuit
C0274 Short in ABS Motor Relay Circuit 1. ABS motor relay circuit
2. Brake actuator assembly (ABS motor relay)
Refer to DTC C0273: Open in ABS Motor Relay Circuit; DTC C0274: Short in ABS Motor Relay Circuit; DTC C1361: Short in ABS Motor Fail Safe Relay Circuit
C0278 Open in ABS Solenoid Relay Circuit 1. ABS2 fuse
2. ABS solenoid relay circuit
3. Brake actuator assembly (ABS solenoid relay)
Refer to DTC C0278: Open in ABS Solenoid Relay Circuit; DTC C0279: Short in ABS Solenoid Relay Circuit
C0279 Short in ABS Solenoid Relay Circuit 1. ABS solenoid relay circuit
2. Brake actuator assembly (ABS solenoid relay)
Refer to DTC C0278: Open in ABS Solenoid Relay Circuit; DTC C0279: Short in ABS Solenoid Relay Circuit
C1203 ECM Communication Circuit Malfunction ECM Refer to DTC C1203: ECM Communication Circuit Malfunction; DTC C1270: Initialization Incomplete (Test Mode DTC)
C1225 SM Solenoid Circuit 1. SM1 or SM2 circuit
2. Brake actuator assembly
Refer to DTC C0226: SFR Solenoid Circuit; DTC C0236: SFL Solenoid Circuit; DTC C0246: SRR Solenoid Circuit; DTC C0256: SRL Solenoid Circuit; DTC C1225: SM Solenoid Circuit
C1232 Acceleration Sensor Stuck Malfunction 1. Sensor installation
2. Yaw rate and acceleration sensor
Refer to DTC C1232: Acceleration Sensor Stuck Malfunction; DTC C1243: Acceleration Sensor Stuck Malfunction; DTC C1245: Acceleration Sensor Output Malfunction
C1240 Yaw Rate Sensor Discrimination Yaw rate and acceleration sensor Refer to DTC C1240: Yaw Rate Sensor Discrimination
C1241 Low Power Supply Voltage Malfunction 1. ECU-IG RH fuse
2. Battery
3. Charging system
4. Power source circuit
5. Internal power supply circuit of the skid control ECU
Refer to DTC C1241: Low Power Supply Voltage Malfunction
C1243*1 Acceleration Sensor Stuck Malfunction 1. Sensor installation
2. Yaw rate and acceleration sensor
Refer to DTC C1232: Acceleration Sensor Stuck Malfunction; DTC C1243: Acceleration Sensor Stuck Malfunction; DTC C1245: Acceleration Sensor Output Malfunction
C1245*1 Acceleration Sensor Output Malfunction 1. Sensor installation
2. Yaw rate and acceleration sensor
Refer to DTC C1232: Acceleration Sensor Stuck Malfunction; DTC C1243: Acceleration Sensor Stuck Malfunction; DTC C1245: Acceleration Sensor Output Malfunction
C1336 Zero Point Calibration of Acceleration Sensor Undone Yaw rate and acceleration sensor Refer to DTC C1210: Zero Point Calibration of Yaw Rate Sensor Undone; DTC C1336: Zero Point Calibration of Acceleration Sensor Undone
C1361 Short in ABS Motor Fail Safe Relay Circuit 1. ABS1 fuse
2. ABS motor fail safe relay circuit
3. Brake actuator assembly (ABS motor fail safe relay)
Refer to DTC C0273: Open in ABS Motor Relay Circuit; DTC C0274: Short in ABS Motor Relay Circuit; DTC C1361: Short in ABS Motor Fail Safe Relay Circuit
C1381 Acceleration Sensor Power Supply Voltage Malfunction 1. Yaw rate and acceleration sensor power source circuit
2. Yaw rate and acceleration sensor
Refer to DTC C1381: Acceleration Sensor Power Supply Voltage Malfunction
C1401*1 Front Speed Sensor RH Malfunction 1. Front speed sensor RH
2. Speed sensor rotor
Refer to DTC C1401: Front Speed Sensor RH Malfunction; DTC C1402: Front Speed Sensor LH Malfunction
C1402*1 Front Speed Sensor LH Malfunction 1. Front speed sensor LH
2. Speed sensor rotor
Refer to DTC C1401: Front Speed Sensor RH Malfunction; DTC C1402: Front Speed Sensor LH Malfunction
C1403*1 Rear Speed Sensor RH Malfunction 1. Rear speed sensor RH
2. Speed sensor rotor
Refer to DTC C1403: Rear Speed Sensor RH Malfunction; DTC C1404: Rear Speed Sensor LH Malfunction
C1404*1 Rear Speed Sensor LH Malfunction 1. Rear speed sensor LH
2. Speed sensor rotor
Refer to DTC C1403: Rear Speed Sensor RH Malfunction; DTC C1404: Rear Speed Sensor LH Malfunction
C1405*1 Open or Short in Front Speed Sensor RH Circuit 1. Front speed sensor RH
2. Speed sensor circuit
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1405: Open or Short in Front Speed Sensor RH Circuit; DTC C1406: Open or Short in Front Speed Sensor LH Circuit
C1406*1 Open or Short in Front Speed Sensor LH Circuit 1. Front speed sensor LH
2. Speed sensor circuit
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1405: Open or Short in Front Speed Sensor RH Circuit; DTC C1406: Open or Short in Front Speed Sensor LH Circuit
C1407*1 Open or Short in Rear Speed Sensor RH Circuit 1. Rear speed sensor RH
2. Speed sensor circuit
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1407: Open or Short in Rear Speed Sensor RH Circuit; DTC C1408: Open or Short in Rear Speed Sensor LH Circuit
C1408*1 Open or Short in Rear Speed Sensor LH Circuit 1. Rear speed sensor LH
2. Speed sensor circuit
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1407: Open or Short in Rear Speed Sensor RH Circuit; DTC C1408: Open or Short in Rear Speed Sensor LH Circuit
C1409*1 Front Speed Sensor RH Performance Front speed sensor RH Refer to DTC C1409: Front Speed Sensor RH Performance; DTC C1410: Front Speed Sensor LH Performance
C1410*1 Front Speed Sensor LH Performance Front speed sensor LH Refer to DTC C1409: Front Speed Sensor RH Performance; DTC C1410: Front Speed Sensor LH Performance
C1411*1 Rear Speed Sensor RH Performance Rear speed sensor RH Refer to DTC C1411: Rear Speed Sensor RH Performance; DTC C1412: Rear Speed Sensor LH Performance
C1412*1 Rear Speed Sensor LH Performance Rear speed sensor LH Refer to DTC C1411: Rear Speed Sensor RH Performance; DTC C1412: Rear Speed Sensor LH Performance
C1413*1 Front Speed Sensor RH Output Malfunction 1. Front speed sensor RH
2. Speed sensor circuit
3. Speed sensor rotor
4. Brake actuator assembly (Skid control ECU)
Refer to DTC C1413: Front Speed Sensor RH Output Malfunction; DTC C1414: Front Speed Sensor LH Output Malfunction
C1414*1 Front Speed Sensor LH Output Malfunction 1. Front speed sensor LH
2. Speed sensor circuit
3. Speed sensor rotor
4. Brake actuator assembly (Skid control ECU)
Refer to DTC C1413: Front Speed Sensor RH Output Malfunction; DTC C1414: Front Speed Sensor LH Output Malfunction
C1415*1 Rear Speed Sensor RH Output Malfunction 1. Rear speed sensor RH
2. Speed sensor circuit
3. Speed sensor rotor
4. Brake actuator assembly (Skid control ECU)
Refer to DTC C1415: Rear Speed Sensor RH Output Malfunction; DTC C1416: Rear Speed Sensor LH Output Malfunction
C1416*1 Rear Speed Sensor LH Output Malfunction 1. Rear speed sensor LH
2. Speed sensor circuit
3. Speed sensor rotor
4. Brake actuator assembly (Skid control ECU)
Refer to DTC C1415: Rear Speed Sensor RH Output Malfunction; DTC C1416: Rear Speed Sensor LH Output Malfunction
C1417 High Power Supply Voltage Malfunction 1. ECU-IG RH fuse
2. Battery
3. Charging system
4. Power source circuit
5. Internal power supply circuit of the skid control ECU
Refer to DTC C1417: High Power Supply Voltage Malfunction
C1419 Acceleration Sensor Internal Circuit Yaw rate and acceleration sensor Refer to DTC C1419: Acceleration Sensor Internal Circuit; DTC C1435: Yaw Rate Sensor Internal Circuit
C1420 Acceleration Sensor Malfunction 1. Sensor installation
2. Yaw rate and acceleration sensor
Refer to DTC C1420: Acceleration Sensor Malfunction
C1421*2 Open or Short in Master Cylinder Pressure Sensor Brake actuator assembly (Master cylinder pressure sensor) Refer to DTC C1421: Open or Short in Master Cylinder Pressure Sensor; DTC C1423: Master Cylinder Pressure Sensor Zero Point Low Malfunction; DTC C1424: Master Cylinder Pressure Sensor Output Malfunction
C1422*2 Master Cylinder Pressure Sensor Zero Point High Malfunction 1. Stop light switch
2. Stop light switch circuit
3. Master cylinder pressure sensor circuit
4. Brake actuator assembly (Master cylinder pressure sensor)
Refer to DTC C1422: Master Cylinder Pressure Sensor Zero Point High Malfunction
C1423*2 Master Cylinder Pressure Sensor Zero Point Low Malfunction Brake actuator assembly (Master cylinder pressure sensor) Refer to DTC C1421: Open or Short in Master Cylinder Pressure Sensor; DTC C1423: Master Cylinder Pressure Sensor Zero Point Low Malfunction; DTC C1424: Master Cylinder Pressure Sensor Output Malfunction
C1424*2 Master Cylinder Pressure Sensor Output Malfunction Brake actuator assembly (Master cylinder pressure sensor) Refer to DTC C1421: Open or Short in Master Cylinder Pressure Sensor; DTC C1423: Master Cylinder Pressure Sensor Zero Point Low Malfunction; DTC C1424: Master Cylinder Pressure Sensor Output Malfunction
C1425*3 Open in Stop Light Switch Circuit 1. STOP SW fuse
2. Stop light switch
3. Stop light switch circuit
4. Stop light control (BRK-LP) relay
5. Stop light control (BRK-LP) relay circuit
6. Brake actuator assembly (Skid control ECU)
Refer to DTC C1425: Open in Stop Light Switch Circuit
C1426 Stop Light Switch OFF Stuck Malfunction 1. STOP SW fuse
2. Stop light switch
3. Stop light switch circuit
4. Stop light control (BRK-LP) relay
5. Stop light control (BRK-LP) relay circuit
6. Brake actuator assembly (Skid control ECU)
Refer to DTC C1426: Stop Light Switch OFF Stuck Malfunction
C1427*1 Motor Malfunction 1. Brake actuator assembly (Ground circuit)
2. Brake actuator assembly (Motor circuit)
Refer to DTC C1427: Motor Malfunction
C1428*1 Motor Circuit Malfunction Brake actuator assembly (Motor circuit) Refer to DTC C1428: Motor Circuit Malfunction
C1429 Open or Short in Brake Pedal Load Sensing Switch 1. Brake pedal load sensing switch
2. Brake pedal load sensing switch circuit
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1429: Open or Short in Brake Pedal Load Sensing Switch
C1430 Brake Pedal Load Sensing Switch OFF Stuck Malfunction 1. Brake pedal load sensing switch
2. Brake pedal load sensing switch circuit
Refer to DTC C1430: Brake Pedal Load Sensing Switch OFF Stuck Malfunction; DTC C1431: Brake Pedal Load Sensing Switch ON Stuck Malfunction
C1431 Brake Pedal Load Sensing Switch ON Stuck Malfunction 1. Brake pedal load sensing switch
2. Brake pedal load sensing switch circuit
Refer to DTC C1430: Brake Pedal Load Sensing Switch OFF Stuck Malfunction; DTC C1431: Brake Pedal Load Sensing Switch ON Stuck Malfunction
C1442 Invalid Data Received from Acceleration Sensor Yaw rate and acceleration sensor Refer to DTC C1442: Invalid Data Received from Acceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor
U0073 Control Module Communication Bus OFF CAN communication system Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module
U0124 Lost Communication with Lateral Acceleration Sensor Module CAN communication system
(Skid control ECU to yaw rate and acceleration sensor)
Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module

*1 to *3:

Even after the trouble areas are repaired, the ABS warning light will not go off unless the following operations are performed:

HINT: 

In some cases, the Techstream cannot be used when the ABS warning light remains on.

VSC DTC

DTC Code Detection Item Trouble Area Refer to
C1201 Engine Control System Malfunction Engine control system Refer to DTC C1201: Engine Control System Malfunction
C1210 Zero Point Calibration of Yaw Rate Sensor Undone Yaw rate and acceleration sensor Refer to DTC C1210: Zero Point Calibration of Yaw Rate Sensor Undone; DTC C1336: Zero Point Calibration of Acceleration Sensor Undone
C1290 Steering Angle Sensor Zero Point Malfunction 1. Yaw rate and acceleration sensor zero point calibration incomplete
2. Poor adjustment of the center position of the steering wheel
3. Poor adjustment of front wheel alignment
Refer to DTC C1290: Steering Angle Sensor Zero Point Malfunction
C1380 Stop Light Control Relay Malfunction 1. Stop light switch
2. Stop light switch circuit
3. Stop light control (BRK-LP) relay
4. Stop light control (BRK-LP) relay circuit
5. Brake actuator assembly (Skid control ECU)
Refer to DTC C1380: Stop Light Control Relay Malfunction
C1432 Steering Angle Sensor Power Source Voltage Malfunction 1. Steering angle sensor power supply
2. Steering angle sensor
Refer to DTC C1432: Steering Angle Sensor Power Source Voltage Malfunction
C1433 Steering Angle Sensor Internal Circuit Steering angle sensor Refer to DTC C1433: Steering Angle Sensor Internal Circuit
C1434 Steering Angle Sensor Output Malfunction 1. Steering angle sensor power supply
2. Steering angle sensor
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1434: Steering Angle Sensor Output Malfunction
C1435 Yaw Rate Sensor Internal Circuit Yaw rate and acceleration sensor Refer to DTC C1419: Acceleration Sensor Internal Circuit; DTC C1435: Yaw Rate Sensor Internal Circuit
C1436 Yaw Rate Sensor Malfunction Yaw rate and acceleration sensor Refer to DTC C1436: Yaw Rate Sensor Malfunction
C1437 Lost Communication with ECM 1. CAN communication system
(Skid control ECU to ECM)
2. Brake actuator assembly (Skid control ECU)
Refer to DTC C1437: Lost Communication with ECM
C1439 Steering Angle Sensor Initialization Incomplete 1. Steering angle sensor
2. Yaw rate and acceleration sensor
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1439: Steering Angle Sensor Initialization Incomplete; DTC C1445: Vehicle Driven with Steering Angle Sensor not Initialized
C1440 Unusual Bank Angle Detected Yaw rate and acceleration sensor Refer to DTC C1440: Unusual Bank Angle Detected
C1443 Invalid Data Received from Yaw Rate Sensor Yaw rate and acceleration sensor Refer to DTC C1442: Invalid Data Received from Acceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor
C1445 Vehicle Driven with Steering Angle Sensor not Initialized 1. Steering angle sensor
2. Yaw rate and acceleration sensor
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1439: Steering Angle Sensor Initialization Incomplete; DTC C1445: Vehicle Driven with Steering Angle Sensor not Initialized
U0100 Lost Communication with ECM / PCM CAN communication system
(Skid control ECU to ECM)
Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module
U0123 Lost Communication with Yaw Rate Sensor Module CAN communication system
(Skid control ECU to yaw rate and acceleration sensor)
Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module
U0126 Lost Communication with Steering Angle Sensor Module CAN communication system
(Skid control ECU to steering angle sensor)
Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module

HINT: 

In some cases, the Techstream cannot be used when the slip indicator light remains on.

ABS TEST MODE DTC

DTC Code Detection Item Trouble Area Refer to
C1270 Initialization Incomplete (Test Mode DTC) 1. ECM
2. CAN communication system
(Skid control ECU to ECM)
3. Brake actuator assembly (Skid control ECU)
Refer to DTC C1203: ECM Communication Circuit Malfunction; DTC C1270: Initialization Incomplete (Test Mode DTC)
C1271 Low Output Signal of Front Speed Sensor RH (Test Mode DTC) 1. Front speed sensor RH
2. Sensor installation
3. Speed sensor rotor
Refer to DTC C1271: Low Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1272: Low Output Signal of Front Speed Sensor LH (Test Mode DTC); DTC C1275: Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1276: Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC)
C1272 Low Output Signal of Front Speed Sensor LH (Test Mode DTC) 1. Front speed sensor LH
2. Sensor installation
3. Speed sensor rotor
Refer to DTC C1271: Low Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1272: Low Output Signal of Front Speed Sensor LH (Test Mode DTC); DTC C1275: Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1276: Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC)
C1273 Low Output Signal of Rear Speed Sensor RH (Test Mode DTC) 1. Rear speed sensor RH
2. Sensor installation
3. Speed sensor rotor
Refer to DTC C1273: Low Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1274: Low Output Signal of Rear Speed Sensor LH (Test Mode DTC); DTC C1277: Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1278: Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC)
C1274 Low Output Signal of Rear Speed Sensor LH (Test Mode DTC) 1. Rear speed sensor LH
2. Sensor installation
3. Speed sensor rotor
Refer to DTC C1273: Low Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1274: Low Output Signal of Rear Speed Sensor LH (Test Mode DTC); DTC C1277: Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1278: Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC)
C1275 Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC) Speed sensor rotor Refer to DTC C1271: Low Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1272: Low Output Signal of Front Speed Sensor LH (Test Mode DTC); DTC C1275: Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1276: Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC)
C1276 Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC) Speed sensor rotor Refer to DTC C1271: Low Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1272: Low Output Signal of Front Speed Sensor LH (Test Mode DTC); DTC C1275: Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1276: Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC)
C1277 Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC) Speed sensor rotor Refer to DTC C1273: Low Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1274: Low Output Signal of Rear Speed Sensor LH (Test Mode DTC); DTC C1277: Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1278: Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC)
C1278 Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC) Speed sensor rotor Refer to DTC C1273: Low Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1274: Low Output Signal of Rear Speed Sensor LH (Test Mode DTC); DTC C1277: Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1278: Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC)
C1279 Acceleration Sensor Output Voltage Malfunction (Test Mode DTC) 1. Sensor installation
2. Yaw rate and acceleration sensor
Refer to DTC C1279: Acceleration Sensor Output Voltage Malfunction (Test Mode DTC)
C1281 Master Cylinder Pressure Sensor Output Malfunction (Test Mode DTC) 1. Stop light switch
2. Brake pedal load sensing switch
3. Master cylinder pressure sensor
Refer to DTC C1281: Master Cylinder Pressure Sensor Output Malfunction (Test Mode DTC)