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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 94 (Meter / Gauge System (Except HEV) - Diagnostic Codes (2 Of 2), Symptom Tests & Circuit Tests) >> METER / GAUGE SYSTEM (for Gasoline Model) >> Engine Coolant Temperature Receiver Gauge Malfunction [06/2018 - 01/2019] >> Procedure

Engine Coolant Temperature Receiver Gauge Malfunction [06/2018 - 01/2019]: Procedure

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  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if CAN communication system DTCs are output.

      Refer to DIAGNOSIS SYSTEM [06/2018 - 01/2019]

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - 09/2022]

    Result: 

    A 

    See step  2

  2. CHECK FOR DTC (SFI SYSTEM) 
    1. Check if SFI system DTCs are output.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    B 

    GO TO SFI SYSTEM 

    Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2018 - 01/2019]

    Result: 

    A 

    See step  3

  3. PERFORM ACTIVE TEST USING TECHSTREAM 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
    5. Perform the Active Test according to the display on the Techstream.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Water Temperature Meter Operation (50C, 122F) Engine coolant temperature receiver gauge
      (50°C, 122°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (60C, 140F) Engine coolant temperature receiver gauge
      (60°C, 140°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (70C, 158F) Engine coolant temperature receiver gauge
      (70°C, 158°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (80C, 176F) Engine coolant temperature receiver gauge
      (80°C, 176°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (Middle) Engine coolant temperature receiver gauge
      (Middle)      		 ON See [Display 2]
      Water Temperature Meter Operation (110C, 230F) Engine coolant temperature receiver gauge
      (110°C, 230°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (120C, 248F) Engine coolant temperature receiver gauge
      (120°C, 248°F)      		 ON See [Display 2]
      Water Temperature Meter Operation (127C, 260F) Engine coolant temperature receiver gauge
      (127°C, 260°F)      		 ON See [Display 2]

      [Display 2]: Engine coolant temperature receiver gauge 

      GTY887507Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for 4.2 Inch Type Multi-information Display *B for 7 Inch Type Multi-information Display

      HINT: 

      Refer to the following table for the specified engine coolant temperature receiver gauge position for each selected value.

      Tester Display engine coolant temperature receiver gauge indication
      Water Temperature Meter Operation
      (50C, 122F)      		 Between 1 and 2 is indicated
      Water Temperature Meter Operation
      (60C, 140F)      		 Between 2 and 3 is indicated
      Water Temperature Meter Operation
      (70C, 158F)      		 Between 3 and 4 is indicated
      Water Temperature Meter Operation
      (80C, 176F)      		 Approximately 4 is indicated
      Water Temperature Meter Operation
      (Middle)      		 Approximately 4 is indicated
      Water Temperature Meter Operation
      (110C, 230F)      		 Between 5 and 6 is indicated
      Water Temperature Meter Operation
      (120C, 248F)      		 Approximately 7 is indicated
      Water Temperature Meter Operation
      (127C, 260F)      		 Approximately 8 is indicated

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (50C, 122F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (60C, 140F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (70C, 158F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (80C, 176F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (Middle)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (110C, 230F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (120C, 248F)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      Water Temperature Meter Operation (127C, 260F)

      OK

      Engine coolant temperature receiver gauge indication is normal.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE ECM 

    Refer to REMOVAL [06/2018 - 01/2019]

    Result: 

    NG 

    REPLACE COMBINATION METER ASSEMBLY 

    Refer to REMOVAL [06/2018 - 01/2019]

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