DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Engine Mechanical >> Starter >> Stop And Start System - Diagnostic Codes (1 Of 3) >> Stop And Start System >> DTC P060B-1C: Analog to Digital Converter Circuit Voltage Out of Range; DTC P060B-49: Analog to Digital Converter Internal Electronic Failure; DTC P060B-71: Analog to Digital Converter Actuator Stuck [11/2023 - ] >> Procedure

DTC P060B-1C: Analog to Digital Converter Circuit Voltage Out of Range; DTC P060B-49: Analog to Digital Converter Internal Electronic Failure; DTC P060B-71: Analog to Digital Converter Actuator Stuck [11/2023 - ]: Procedure

  1. CLEAR DTC 
    1. Clear the DTC.

      Powertrain > Stop and Start > Clear DTCs 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  2

  2. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P060B-1C, P060B-49 OR P060B-71) 
    1. Turn the ignition switch off and wait for 30 seconds or more.
    2. Start the engine.
    3. Drive the vehicle in accordance with the driving pattern described in Confirmation Driving Pattern.
    4. Read the DTCs.

      Powertrain > Stop and Start > Trouble Codes 

      Result

      Result Proceed to
      DTC P060B-1C, P060B-49 or P060B-71 is output A
      DTC P060B-1C, P060B-49 or P060B-71 and other DTCs are output B
      DTCs are not output C

    Result: 

    REPLACE ENGINE STOP AND START ECU. Refer to  REMOVAL [11/2023 - ] 

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2023 - ] 

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - ]