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Diagnostic Trouble Code Chart

  1. DTC CHART OF ABS 

    HINT:

    • If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to table below.
    • Inspect the fuses and relays before investigating the trouble areas as shown in the table below.
      Fig 1: Identifying ABS Warning Light
      G04949597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    DTC Chart Of ABS 

    ABS - DIAGNOSTIC TROUBLE CODE (DTC) CHART

    DTC Code Detection Item Information Code Trouble Area
    C0200/31  Front Speed Sensor RH Circuit 251
    252
    253
    254
    255
    256
    257
    258
    259
    260
    261
    262
    1. Front speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C0205/32  Front Speed Sensor LH Circuit 264
    265
    266
    267
    268
    269
    270
    271
    272
    273
    274
    275
    1. Front speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C0210/33  Rear Speed Sensor RH Circuit 277
    278
    279
    280
    281
    282
    283
    284
    285
    286
    287
    288
    1. Rear speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C0215/34  Rear Speed Sensor LH Circuit 290
    291
    292
    293
    294
    295
    296
    297
    298
    299
    300
    301
    1. Rear speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C1235/35  Foreign Object is Attached on Tip of Front Speed Sensor RH 302
    1. Front speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C1236/36  Foreign Object is Attached on Tip of Front Speed Sensor LH 303
    1. Front speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C1238/38  Foreign Object is Attached on Tip of Rear Speed Sensor RH 304
    1. Rear speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C1239/39  Foreign Object is Attached on Tip of Rear Speed Sensor LH 305
    1. Rear speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    4. Speed sensor rotor
    5. Skid control ECU
    C1243/43  Acceleration Sensor Stuck Malfunction 311
    312
    317
    1. Yaw rate and acceleration sensor
    2. Skid control ECU
    C1244/44  Open or Short in Deceleration Sensor Circuit 314
    1. Zero point calibration undone
    2. Sensor installation
    3. Yaw rate and acceleration sensor
    4. Skid control ECU
    C1245/45  Acceleration Sensor Output Malfunction 313
    1. Yaw rate and acceleration sensor
    2. Yaw rate and acceleration sensor circuit
    3. Skid control ECU
    C1336/98  Zero Point Calibration of Acceleration Sensor Undone -
    1. Skid control ECU
    2. Zero point calibration undone
    3. Yaw rate and acceleration sensor
    C1381/97  Yaw Rate and / or Acceleration Sensor Power Supply Voltage Malfunction 315
    1. Yaw rate and acceleration sensor
    2. Zero point calibration undone
    3. Yaw rate and acceleration sensor
    U0124/95  Lost Communication with Lateral Acceleration Sensor Module 319
    320
    1. CAN communication system
    2. Yaw rate and acceleration sensor
    3. Skid control ECU
    U0073/94  Control Module Communication Bus OFF 400
    402
    403
    405
    406
    407
    410
    411
    412    		 CAN communication system

    HINT:

    • In some cases, the Techstream cannot be used when ABS warning light remains on.
    • When U0073/94, U0293/59, U0123/62, U0124/95, U0126/ 63, U0130/68 or U0131/67 is output, inspect and repair the trouble areas indicated by these codes first.
    • Even after the trouble areas are repaired, the ABS warning light will not go off unless the following operations are performed.
      1. Drive the vehicle at the speed of 50 km/h (31 mph) and depress the brake pedal strongly for approximately 3 seconds.
      2. Repeat the above operation 3 times or more and check that the ABS warning light goes off.
      3. Clear the DTC.
  2. DTC CHART OF VSC 
    Fig 2: Identifying Multi-Information Display
    G04949598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    DTC Chart Of VSC 

    VSC - DIAGNOSTIC TROUBLE CODE (DTC) CHART

    DTC Code Detection Item Information Code Trouble Area
    C1201/51  Engine Control System Malfunction -
    1. ECM
    2. Skid control ECU
    C1210/36  Zero Point Calibration of Yaw Rate Sensor Undone -
    1. Skid control ECU
    2. Zero point calibration undone
    3. Yaw rate and acceleration sensor
    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 333
    334
    335
    337    		 Yaw rate and acceleration sensor
    C1289/41  VGRS Control System Malfunction 372
    373
    1. VGRS system
    2. Brake control system
    C1290/66  Steering Angle Sensor Zero Point Malfunction 351
    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
    4. Skid control ECU
    C1304/27  EPS Control System Malfunction 376
    1. EPS control system
    2. Brake control system
    U0100/65  Lost Communication with ECM/PCM 165
    166
    167
    1. CAN communication system
    2. ECM
    3. Skid control ECU
    U0123/62  Lost Communication with Yaw Rate Sensor Module 338
    339
    1. CAN communication system
    2. Yaw rate and acceleration sensor
    3. Skid control ECU
    U0126/63  Lost Communication with Steering Angle Sensor Module 350
    601
    1. CAN communication system
    2. Steering angle sensor
    3. Skid control ECU
    U0130/68  Lost Communication with Steering Effort Control Module 370
    371
    1. CAN communication system
    2. Steering control ECU
    3. Skid control ECU
    U0131/67  Lost Communication with Power Steering Control Module 374
    375
    1. CAN communication system
    2. Power steering ECU
    3. Skid control ECU
  3. DTC CHART OF ELECTRONICALLY CONTROLLED BRAKE SYSTEM 
    Fig 3: Identifying Brake Warning Light
    G04949599Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    DTC Chart Of Electronically Controlled Brake System 

    ELECTRONICALLY CONTROLLED BRAKE SYSTEM - DIAGNOSTIC TROUBLE CODE (DTC) CHART

    DTC Code Detection Item Information Code Trouble Area
    C1202/68  Master Reservoir Level Malfunction 511
    512
    1. Brake fluid level
    2. Brake fluid leakage (Connection between accumulator and actuator, or actuator and wheel cylinder)
    3. Brake fluid level warning switch
    4. Brake fluid level warning switch circuit
    5. Skid control ECU
    C1203/95  ECM Communication Circuit Malfunction -
    1. ECM
    2. Skid control ECU
    3. Suspension control ECU
    4. AFS ECU
    C1242/42  Open in IG1 / IG2 Power Source Circuit 87
    88
    1. Power source circuit
    2. Skid control ECU
    C1246/46  Master Cylinder Pressure Sensor Malfunction 191
    192
    194
    195
    197
    198
    199
    200
    201
    202
    205
    1. Master cylinder pressure sensor
    2. Master cylinder pressure sensor circuit
    3. Master cylinder pressure sensor power supply
    4. Brake actuator
    5. Skid control ECU
    C1247/47  Stroke Sensor Malfunction 171
    172
    173
    174
    175
    176
    177
    179
    181
    1. Brake pedal stroke sensor
    2. Brake pedal stroke sensor circuit
    3. Brake pedal stroke sensor power supply
    4. Sensor installation
    5. Skid control ECU
    C1249/49  Open in Stop Light Switch Circuit 520
    1. Stop light switch
    2. Stop light switch circuit
    3. Rear combination light (stoplight)
    C1252/52  Brake Booster Pump Motor on Time Abnormally Long 130
    1. ABS motor relay (ABS MTR1)
    2. ABS motor relay (ABS MTR2)
    3. Brake actuator
    C1253/53  Pump Motor Relay Malfunction 134
    138
    140
    1. ABS motor relay (ABS MTR1)
    2. ABS motor relay (ABS MTR2)
    3. Wire harness or connector
    4. Brake accumulator pump motor
    5. Brake accumulator pump motor circuit
    C1256/57  Accumulator Low Pressure 141
    143
    1. Brake accumulator
    2. Skid control ECU
    C1300  Skid Control ECU Malfunction - Skid control ECU
    C1311/11  Open in Main Relay 1 Circuit 1
    1. ABS main relay (ABS MAIN1)
    2. Wire harness or connector
    3. Skid control ECU
    C1312/12  Short in Main Relay 1 Circuit 3
    1. ABS main relay (ABS MAIN1)
    2. Wire harness or connector
    3. Skid control ECU
    C1313/13  Open in Main Relay 2 Circuit 4
    1. ABS main relay (ABS MAIN2)
    2. Wire harness or connector
    3. Skid control ECU
    C1314/14  Short in Main Relay 2 Circuit 6
    1. ABS main relay (ABS MAIN2)
    2. Wire harness or connector
    3. Skid control ECU
    C1315/31  SMC1 Changeover Solenoid Malfunction 61
    62
    63
    64
    1. SMC1 circuit
    2. Wire harness or connector
    3. Skid control ECU
    C1316/32  SMC2 Changeover Solenoid Malfunction 66
    67
    68
    69
    1. SMC2 circuit
    2. Wire harness or connector
    3. Skid control ECU
    C1319/35  SCSS Changeover Solenoid Malfunction 71
    72
    73
    74
    1. Brake master stroke simulator
    2. Wire harness or connector
    3. Skid control ECU
    C1341/62  Front Hydraulic System RH Malfunction 551
    552
    553
    554
    555
    1. Fluid leakage
    2. Disc rotor
    3. Brake actuator
    C1342/63  Front Hydraulic System LH Malfunction 561
    562
    563
    564
    565
    1. Fluid leakage
    2. Disc rotor
    3. Brake actuator
    C1343/64  Rear Hydraulic System RH Malfunction 571
    572
    573
    574
    575
    1. Fluid leakage
    2. Disc rotor
    3. Brake actuator
    C1344/65  Rear Hydraulic System LH Malfunction 581
    582
    583
    584
    585
    1. Fluid leakage
    2. Disc rotor
    3. Brake actuator
    C1345/66  Linear Solenoid Valve Offset Learning Undone - Initialization of linear solenoid valve and calibration undone
    C1352/21  Front Increasing Pressure Solenoid RH Malfunction 11
    12
    13
    14
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1353/23  Front Increasing Pressure Solenoid LH Malfunction 21
    22
    23
    24
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1354/25  Rear Increasing Pressure Solenoid RH Malfunction 31
    32
    33
    34
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1355/27  Rear Increasing Pressure Solenoid LH Malfunction 41
    42
    43
    44
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1356/22  Front Decreasing Pressure Solenoid RH Malfunction 16
    17
    18
    19
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1357/24  Front Decreasing Pressure Solenoid LH Malfunction 26
    27
    28
    29
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1358/26  Rear Decreasing Pressure Solenoid RH Malfunction 36
    37
    38
    39
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1359/28  Rear Decreasing Pressure Solenoid LH Malfunction 46
    47
    48
    49
    1. Wire harness or connector
    2. Brake actuator
    3. Skid control ECU
    C1364/61  Wheel Cylinder Pressure Sensor Malfunction 221
    222
    224
    225
    227
    228
    230
    231
    233
    234
    236
    237
    239
    240
    242
    243
    1. Wheel cylinder pressure sensor
    2. Wheel cylinder pressure sensor circuit
    3. Wheel cylinder pressure sensor power supply
    4. Brake actuator
    5. Skid control ECU
    C1365/54  Accumulator Pressure Sensor Malfunction 211
    212
    214
    215
    1. Accumulator pressure sensor
    2. Accumulator pressure sensor circuit
    3. Accumulator pressure sensor power supply
    4. Brake actuator
    5. Skid control ECU
    C1368/67  Linear Solenoid Valve Offset Malfunction -
    1. Brake actuator
    2. Skid control ECU
    C1377/43  Capacitor Malfunction 101
    102
    103
    105
    106
    107
    108
    109
    110
    1. AB S1 fuse
    2. ABS MAIN1 fuse
    3. Positive battery circuit (Apply high voltage)
    4. Wire harness or connector
    5. Brake control power supply
    C1378/44  Capacitor Communication Malfunction 112
    1. Wire harness or connector
    2. Brake control power supply
    3. Skid control ECU
    C1391/69  Accumulator Leak Malfunction 591
    1. Fluid leakage
    2. Brake actuator
    C1392/48  Stroke Sensor Zero Point Calibration Undone -
    1. Brake pedal stroke sensor zero point calibration undone (Initialization of linear solenoid valve and calibration undone)
    2. Skid control ECU
  4. DTC CHART OF ABS AND ELECTRONICALLY CONTROLLED BRAKE SYSTEM 

    DTC Chart Of ABS And Electronically Controlled Brake System 

    ABS AND ELECTRONICALLY CONTROLLED BRAKE SYSTEM - DIAGNOSTIC TROUBLE CODE (DTC) CHART

    DTC Code Detection Item Information Code Trouble Area
    C1241/41  Low Battery Positive Voltage 81*1
    82*1
    83*1
    91*2
    92*2
    93*2
    94*2
    1. Battery
    2. ABS main relay (ABS MAIM) (Skid control ECU interior circuit)
    3. ABS main relay (ABS MAIN2) (Skid control ECU interior circuit)
    4. Charging system
    5. Power source circuit
    6. Brake control power supply
    HINT:
    • *1: for Electronically controlled brake system function
    • *2: for ABS function
  5. DTC CHART OF BRAKE HOLD 
    Fig 4: Identifying Brake Hold Standby Indicator Light
    G05848213Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    DTC Of Brake Hold 

    BRAKE HOLD - DIAGNOSTIC TROUBLE CODE (DTC) CHART

    DTC Code Detection Item Information Code Trouble Area
    C1201/14  Engine Control System Malfunction -
    1. ECM
    2. Brake control system
    C13AF/11  Electric Parking Brake System Malfunction 420
    1. Electric parking brake ECU
    2. Skid control ECU
    U0128/13  Lost Communication with Park Brake Control Module 425
    1. CAN communication system
    2. Electric parking brake ECU
    3. Skid control ECU
  6. TEST MODE DTC OF ABS 

    Test Mode DTC of ABS 

    TEST MODE DTC OF ABS

    DTC Code Detection Item Information Code Trouble Area
    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) -
    1. Front speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    C1276/76  Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC) -
    1. Front speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    C1277/77  Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC) -
    1. Rear speed sensor RH
    2. Speed sensor circuit
    3. Sensor installation
    C1278/78  Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC) -
    1. Rear speed sensor LH
    2. Speed sensor circuit
    3. Sensor installation
    C1279/79  Deceleration 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. Master cylinder pressure sensor
    2. Master cylinder pressure sensor circuit
    3. Stop light switch circuit
    4. Brake actuator
  7. TEST MODE DTC OF ELECTRONICALLY CONTROLLED BRAKE SYSTEM 

    Test mode DTC of Electronically Controlled Brake System 

    TEST MODE DTC OF ELECTRONICALLY CONTROLLED BRAKE SYSTEM

    DTC Code Detection Item Information Code Trouble Area
    C1346/71  Stroke Sensor Zero Point Learning Malfunction (Test Mode DTC) - Brake pedal stroke sensor
  8. TEST MODE DTC OF ELECTRONICALLY CONTROLLED BRAKE SYSTEM 

    Test mode DTC of VSC 

    TEST MODE DTC OF ELECTRONICALLY CONTROLLED BRAKE SYSTEM

    DTC Code Detection Item Information Code Trouble Area
    C0371/71  Yaw Rate Sensor (Test Mode DTC) -
    1. Yaw rate and acceleration sensor
    2. Sensor installation
    C1240/75  Yaw Rate Sensor Discrimination (Test Mode DTC) -
    1. Yaw rate and acceleration sensor
    2. Sensor installation
  9. INTERNAL GATEWAY ECU 

    HINT:

    After replacing the skid control ECU with a normally functioning one, make sure to initialize the skid control ECU (internal gateway ECU). If the ECU is not initialized, DTCs indicating communication malfunctions with other ECUs may be output, as the information of the previous vehicle remains in the ECU.

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