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Diagnostic Trouble Code Chart

DTC chart of ABS: 

ABS DTC CHART

DTC Code Detection Item Trouble Area
C0200/31  (*1) Front Speed Sensor RH Circuit
  1. Front speed sensor RH
  2. Speed sensor circuit
  3. Speed sensor rotor
  4. Sensor installation
  5. Skid control ECU
C0205/32  (*1) Front Speed Sensor LH Circuit
  1. Front speed sensor LH
  2. Speed sensor circuit
  3. Speed sensor rotor
  4. Sensor installation
  5. Skid control ECU
C0210/33  (*1) Rear Speed Sensor RH Circuit
  1. Rear speed sensor RH
  2. Speed sensor circuit
  3. Speed sensor rotor
  4. Sensor installation
  5. Skid control ECU
C0215/34  (*1) Rear Speed Sensor LH Circuit
  1. Rear speed sensor LH
  2. Speed sensor circuit
  3. Speed sensor rotor
  4. Sensor installation
  5. Skid control ECU
C0226/21  SFR Solenoid Circuit
  1. SFRR or SFRH circuit
  2. Skid control ECU
C0236/22  SFL Solenoid Circuit
  1. SFLR or SFLH circuit
  2. Skid control ECU
C0246/23  SRR Solenoid Circuit
  1. SRRR or SRRH circuit
  2. Skid control ECU
C0256/24  SRL Solenoid Circuit
  1. SRLR or SRLH circuit
  2. Skid control ECU
C0273/13  (*1) Open in ABS Motor Relay Circuit
  1. ABS 1 fuse
  2. ABS MOTOR2 relay
  3. ABS MOTOR2 relay circuit
  4. Brake actuator assembly
  5. Skid control ECU
C0274/14  Short to B+ in ABS Motor Relay Circuit
  1. ABS1 fuse
  2. ABS MOTOR2 relay
  3. ABS MOTOR2 relay circuit
  4. Brake actuator assembly
  5. Skid control ECU
C0278/11  Open in ABS Solenoid Relay Circuit
  1. ABS3 fuse
  2. ABS solenoid relay
  3. ABS solenoid relay circuit
  4. Skid control ECU
C0279/12  Short to B+ in ABS Solenoid Relay Circuit
  1. ABS3 fuse
  2. ABS solenoid relay
  3. ABS solenoid relay circuit
  4. Skid control ECU
C1203/59  ECM Communication Circuit Malfunction ECM
C1225/25  SM Solenoid Circuit
  1. SM1 or SM2 circuit
  2. Skid control ECU
C1235/35  Foreign Object is Attached on Tip of Front Speed Sensor RH
  1. Front speed sensor RH
  2. Speed sensor rotor
  3. Sensor installation
  4. Skid control ECU
C1236/36  Foreign Object is Attached on Tip of Front Speed Sensor LH
  1. Front speed sensor LH
  2. Speed sensor rotor
  3. Sensor installation
  4. Skid control ECU
C1238/38  Foreign Object is Attached on Tip of Rear Speed Sensor RH
  1. Rear speed sensor RH
  2. Speed sensor rotor
  3. Sensor installation
  4. Skid control ECU
C1239/39  Foreign Object is Attached on Tip of Rear Speed Sensor LH
  1. Rear speed sensor LH
  2. Speed sensor rotor
  3. Sensor installation
  4. Skid control ECU
C1241/41  Low Battery Positive Voltage
  1. Battery
  2. Charging system
  3. Power source circuit
  4. Internal power supply circuit of the skid control ECU
C1243/43  (*1) Acceleration Sensor Stuck Malfunction
  1. Yaw rate and acceleration sensor
  2. Yaw rate and acceleration sensor circuit
C1244/44  Open or Short in Acceleration Sensor Circuit
  1. Yaw rate and acceleration sensor
  2. Yaw rate and acceleration sensor circuit
C1245/45  (*1) Acceleration Sensor Output Malfunction
  1. Yaw rate and acceleration sensor
  2. Yaw rate and acceleration sensor circuit
C1246/46  (*2) Master Cylinder Pressure Sensor Malfunction
  1. Master cylinder pressure sensor
  2. Master cylinder pressure sensor circuit
  3. Stop light switch circuit
  4. Skid control ECU
C1249/49  Open in Stop Light Switch Circuit
  1. STOP SW fuse
  2. Stop light switch
  3. Stop light switch circuit
  4. Stop light control relay
  5. Stop light control relay circuit
  6. Skid control ECU
C1251/51  (*1) Open in Pump Motor Circuit
  1. Brake actuator assembly (GND circuit)
  2. Brake actuator assembly (Motor circuit)
  3. Skid control ECU
C1267/67  Brake Pedal Load Sensing Switch
  1. Brake pedal load sensing switch
  2. Brake pedal load sensing switch circuit
C1300/62  Skid Control ECU Malfunction Skid control ECU
C1336/98  Zero Point Calibration of Acceleration Sensor Undone
  1. Skid control ECU
  2. Yaw rate and acceleration sensor
  3. Zero point calibration undone
C1361/91  Short Circuit in ABS Motor Fail Safe Relay Circuit
  1. ABS1 fuse
  2. ABS MOTOR1 (fail-safe) relay
  3. ABS MOTOR1 (fail-safe) relay circuit
  4. Brake actuator assembly
  5. Skid control ECU
C1381/97  Yaw Rate and / or Acceleration Sensor Power Supply Voltage Malfunction
  1. Yaw rate and acceleration sensor
  2. Yaw rate and acceleration sensor power source circuit
U0073/94  Control Module Communication Bus OFF CAN communication system
U0124/95  Lost Communication with Lateral Acceleration Sensor Module CAN communication system (Skid control ECU to yaw rate and acceleration sensor)
(*1, *2): Even after the trouble areas are repaired, the ABS warning light will not go off unless the following operations are performed:
  • (*1):
    1. Drive the vehicle at 12 mph (20 km/h) for 30 seconds or more and check that the ABS warning light goes off.
    2. Clear the DTC.
  • (*2):
    1. Keep the vehicle stationary for 5 seconds or more and depress the brake pedal lightly 2 or 3 times.
    2. Drive the vehicle at the vehicle speed of 31 mph (50 km/h) and keep depressing the brake pedal strongly for approximately 3 seconds.
    3. Repeat the above operation 3 times or more and check that the ABS warning light goes off.
    4. Clear the DTC.

HINT:

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

DTC chart of VSC: 

VSC DTC CHART

DTC Code Detection Item Trouble Area
C1201/51  Engine Control System Malfunction Engine control system
C1210/36  Zero Point Calibration of Yaw Rate Sensor Undone
  1. Skid control ECU
  2. Yaw rate and acceleration sensor
  3. Zero point calibration undone
C1223/43  ABS Control System Malfunction ABS control system
C1231/31  Steering Angle Sensor Circuit Malfunction
  1. Steering angle sensor
  2. Steering angle sensor circuit
  3. Steering angle sensor power supply
  4. Skid control ECU
C1234/34  Yaw Rate Sensor Malfunction
  1. Yaw rate and acceleration sensor
  2. Yaw rate and acceleration sensor circuit
C1290/66  Steering Angle Sensor Zero Point Malfunction
  1. Yaw rate and acceleration sensor zero point calibration incomplete
  2. Poor adjustment of the centered position of the steering wheel
  3. Poor adjustment of front wheel alignment
C1305/21  Solenoid Identification Circuit
  1. Internal solenoid identification circuit of the brake actuator assembly
  2. Skid control ECU
C1380/64  Stop Light Control Relay Malfunction
  1. STOP SW fuse
  2. Stop light switch
  3. Stop light switch circuit
  4. Stop light control relay
  5. Stop light control relay circuit
  6. Skid control ECU
U0100/65  Lost Communication with ECM / PCM CAN communication system (Skid control ECU to ECM)
U0123/62  Lost Communication with Yaw Rate Sensor Module CAN communication system (Skid control ECU to yaw rate and acceleration sensor)
U0126/63  Lost Communication with Steering Angle Sensor Module CAN communication system (Skid control ECU to steering angle sensor)

HINT:

In some cases, the intelligent tester cannot be used when the VSC warning (multi-information display and master caution indicator light) light remains on.

Test Mode DTC of ABS: 

TEST MODE DTC CHART OF ABS

DTC Code Detection Item Trouble Area
C1270/88  Initialization Incomplete (Test Mode DTC)
  1. ECM
  2. CAN communication system (Skid control ECU to ECM)
  3. Skid control ECU
C1271/71  Low Output Signal of Front Speed Sensor RH (Test Mode DTC)
  1. Front speed sensor RH
  2. Sensor installation
  3. Speed sensor rotor
C1272/72  Low Output Signal of Front Speed Sensor LH (Test Mode DTC)
  1. Front speed sensor LH
  2. Sensor installation
  3. Speed sensor rotor
C1273/73  Low Output Signal of Rear Speed Sensor RH (Test Mode DTC)
  1. Rear speed sensor RH
  2. Sensor installation
  3. Speed sensor rotor
C1274/74  Low Output Signal of Rear Speed Sensor LH (Test Mode DTC)
  1. Rear speed sensor LH
  2. Sensor installation
  3. Speed sensor rotor
C1275/75  Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC) Speed sensor rotor
C1276/76  Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC) Speed sensor rotor
C1277/77  Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC) Speed sensor rotor
C1278/78  Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC) Speed sensor rotor
C1279/79  Acceleration Sensor Output Voltage Malfunction (Test Mode DTC)
  1. Yaw rate and acceleration sensor
  2. Sensor installation
C1281/81  Master Cylinder Pressure Sensor Output Malfunction (Test Mode DTC)
  1. Stop light switch
  2. Brake pedal load sensing switch
  3. Master cylinder pressure sensor

Test mode DTC of VSC: 

TEST MODE DTC CHART OF VSC

DTC Code Detection Item Trouble Area
C0371/71  Yaw Rate Sensor (Test Mode DTC) Yaw rate and acceleration sensor
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