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Diagnostic Trouble Code Chart: Notes

NOTE: Turn the ignition switch to OFF before removing parts.

HINT:

DTC chart of ABS: 

DTC CHART OF ABS

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. Brake actuator assembly (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. Brake actuator assembly (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. Brake actuator assembly (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. Brake actuator assembly (Skid control ECU)
C0226/21  SFR Solenoid Circuit
  1. SFRR or SFRH circuit
  2. Brake actuator assembly
C0236/22  SFL Solenoid Circuit
  1. SFLR or SFLH circuit
  2. Brake actuator assembly
C0246/23  SRR Solenoid Circuit
  1. SRRR or SRRH circuit
  2. Brake actuator assembly
C0256/24  SRL Solenoid Circuit
  1. SRLR or SRLH circuit
  2. Brake actuator assembly
C0273/13  (*1) Open in ABS Motor Relay Circuit
  1. ABS NO. 1 fuse
  2. ABS motor relay circuit
  3. Brake actuator assembly (ABS motor relay)
C0274/14  Short to B+ in ABS Motor Relay Circuit
  1. ABS motor relay circuit
  2. Brake actuator assembly (ABS motor relay)
C0278/11  Open in ABS Solenoid Relay Circuit
  1. ABS NO. 3 fuse
  2. ABS solenoid relay circuit
  3. Brake actuator assembly (ABS solenoid relay)
C0279/12  Short to B+ in ABS Solenoid Relay Circuit
  1. ABS solenoid relay circuit
  2. Brake actuator assembly (ABS solenoid relay)
C1225/25  SM Solenoid Circuit
  1. SM1 or SM2 circuit
  2. Brake actuator assembly
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. Brake actuator assembly (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. Brake actuator assembly (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. Brake actuator assembly (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. Brake actuator assembly (Skid control ECU)
C1241/41  Low Battery Positive Voltage or Abnormally High Battery Positive Voltage
  1. ECU-IG NO. 1 fuse
  2. Battery
  3. Charging system
  4. Power source circuit
  5. 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
  3. Sensor installation
C1246/46  (*2) Master Cylinder Pressure Sensor Malfunction
  1. Stop light switch circuit
  2. Master cylinder pressure sensor circuit
  3. Brake actuator assembly (Master cylinder pressure sensor)
C1249/49  Open in Stop Light Switch Circuit
  1. STOP fuse
  2. Stop light switch
  3. Stop light switch circuit
  4. Brake actuator assembly (Skid control ECU)
C1251/51  (*1) Open in Pump Motor Circuit
  1. Brake actuator assembly (Ground circuit)
  2. Brake actuator assembly (Motor circuit)
C1361/91  Short Circuit in ABS Motor Fail Safe Relay Circuit
  1. ABS NO. 1 fuse
  2. ABS motor fail safe relay circuit
  3. Brake actuator assembly (ABS motor fail safe relay)
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 20 km/h (12 mph) 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 50 km/h (31 mph) 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 or Techstream cannot be used when the ABS warning light remains on.