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Home >> Toyota >> 2014 >> Corolla LE Eco Plus >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Control System (2ZR-FE) - Diagnostic Codes (6 Of 7) (Model Code: ZRE172)) >> SFI System >> DTC P0116: Engine Coolant Temperature Circuit Range / Performance [08/2013 - 08/2016] >> Procedure
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DTC P0116: Engine Coolant Temperature Circuit Range / Performance [08/2013 - 08/2016]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0116) 
    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 the DTCs.

      Powertrain > Engine and ECT > Trouble Codes 

      Result

      Result Proceed to
      DTC P0116 is output A
      DTC P0116 and other DTCs are output B

      HINT: 

      If any DTCs and other than P0116 are output, troubleshoot those DTCs first.

    Result: 

    Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2013 - 08/2014]  or  DIAGNOSTIC TROUBLE CODE CHART [08/2014 - 08/2015]  or  DIAGNOSTIC TROUBLE CODE CHART [08/2015 - 08/2016] 

    Result: 

    See step  2

  2. INSPECT THERMOSTAT 
    1. Inspect the thermostat (thermostat opening temperature).

      Refer to INSPECTION [08/2013 - ]

      HINT: 

      Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.

      Refer to INITIALIZATION [08/2013 - 08/2016]

    Result: 

    OK 

    REPLACE ENGINE COOLANT TEMPERATURE SENSOR. Refer to  REMOVAL [08/2013 - ] 

    Result: 

    NG 

    REPLACE THERMOSTAT. Refer to  REMOVAL [08/2013 - ]