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Home >> Toyota >> 2015 >> Prius Two >> Repair and Diagnosis (Single Page) >> Brakes >> Brakes Control Systems >> Electronically Controlled Brake System (Diagnostic Codes & Circuit Tests) (Except Plug-In) >> Electronically Controlled Brake System >> DTC 36: ABS Control System Malfunction; DTC 43: ABS Control System Malfunction [08/2014 - ] >> Procedure
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DTC 36: ABS Control System Malfunction; DTC 43: ABS Control System Malfunction [08/2014 - ]: Procedure

  1. CHECK ABS CONTROL SYSTEM 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [08/2014 - ] .
    2. Turn the power switch on (READY).
    3. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
    4. Check if the same DTC is recorded. Refer to DTC CHECK / CLEAR [08/2014 - ] .

      Result

      Result Proceed to
      DTC (ABS control system DTC) is not output A
      DTC (ABS control system DTC) is output B

    B → See step   4 

    A: Go to next step 

  2. RECONFIRM DTC 
    1. Turn the power switch off.
    2. Clear the DTCs. Refer to DTC CHECK / CLEAR [08/2014 - ] .
    3. Turn the power switch on (READY).
    4. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
    5. Check if the same DTC is recorded. Refer to DTC CHECK / CLEAR [08/2014 - ] .

      Result

      Result Proceed to
      DTCs (36 and 43) are not output A
      DTCs (36 and/or 43) are output B

    B → See step   5 

    A → See step   3 

  3. CHECK FOR INTERMITTENT PROBLEMS. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2014 - ] 
  4. REPAIR CIRCUITS INDICATED BY OUTPUT DTCS. Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2014 - ] 
  5. REPLACE BRAKE BOOSTER WITH MASTER CYLINDER. Refer to  REMOVAL [08/2014 - ]