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Home >> Toyota >> 2021 >> Sequoia TRD Pro >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (3UR-FE) - Diagnostic Codes (1 Of 9) >> SFI System >> DTC P0111: Intake Air Temperature Sensor 1 Circuit Range / Performance [08/2015 - 08/2019] >> Procedure
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DTC P0111: Intake Air Temperature Sensor 1 Circuit Range / Performance [08/2015 - 08/2019]: Procedure

  1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0111) 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
    5. Read DTCs.
      RESULT

      Display (DTC Output) Proceed to
      P0111 and other DTCs are output A
      P0111 is output B

      HINT: 

      • If any DTCs other than P0111 are output, troubleshoot those DTCs first.
      • Perform "Inspection After Repair" after replacing the mass air flow meter (Refer to INITIALIZATION [08/2015 - 08/2019] ).

    Result: 

    GO TO DTC CHART 

    Refer to:

    DIAGNOSTIC TROUBLE CODE CHART [08/2015 - 10/2016] , or refer to

    DIAGNOSTIC TROUBLE CODE CHART [10/2016 - 08/2018] , or refer to

    DIAGNOSTIC TROUBLE CODE CHART [08/2018 - 08/2019]

    Result: 

    REPLACE MASS AIR FLOW METER 

    (Refer to REMOVAL [08/2015 - ] )