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Diagnosis Procedure
1.CHECK CONNECTOR
  1. Disconnect 12V battery negative terminal.
  2. Check the ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.
Is the inspection result normal?
.
Repair / replace harness or connector, securely lock the connector. .
 
2.PERFORM SELF-DIAGNOSIS
With M.U.T.-III SE
  1. Connect 12V battery negative terminal, and wait 30 seconds.
  2. Drive the vehicle at approximately 50 km/h (31 MPH) or more for approximately 2 minutes.
    noteVehicle must be driven after repair or replacement to erase the previous DTCs.
  3. Stop the vehicle.
  4. Ignition switch OFF (Auto ACC function OFF).
  5. Start the engine.
    noteWait at least 10 seconds after start the engine.
  6. Perform self-diagnosis for “ABS”.
Is DTC “C10AA-63” detected?
.
INSPECTION END
 
3.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Check the ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
.
Repair / replace harness, connector, terminal, fuse, or fusible link. .
 
4.ERASE SELF-DIAGNOSIS RESULT (1)
With M.U.T.-III SE
  1. Drive the vehicle at approximately 50 km/h (31 MPH) or more for approximately 2 minutes.
    noteVehicle must be driven after repair or replacement to erase the previous DTCs.
  2. Stop the vehicle.
  3. Erase self-diagnosis result for “ABS”.
  4. Ignition switch OFF (Auto ACC function OFF) → ON → OFF (Auto ACC function OFF).
: INSPECTION END
 
5.CHECK TERMINAL
  1. Disconnect 12V battery negative terminal.
  2. Check the ABS actuator and electric unit (control unit) terminals for damage or loose connection with harness connector.
Is the inspection result normal?
Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.
Repair / replace harness or connector. .
 
6.ERASE SELF-DIAGNOSIS RESULT (2)
With M.U.T.-III SE
  1. Connect 12V battery negative terminal.
  2. Drive the vehicle at approximately 50 km/h (31 MPH) or more for approximately 2 minutes.
    noteVehicle must be driven after repair or replacement to erase the previous DTCs.
  3. Stop the vehicle.
  4. Erase self-diagnosis result for “ABS”.
  5. Ignition switch OFF (Auto ACC function OFF) → ON → OFF (Auto ACC function OFF).
: INSPECTION END