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Speedometer Malfunction [08/2014 - ]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Check if a CAN communication DTC is output (See article. Refer to DIAGNOSIS SYSTEM [08/2014 - 08/2015] Refer to DIAGNOSIS SYSTEM [08/2015 - ] ).

      Result

      Result Proceed to
      CAN communication DTC is not output. A
      CAN communication DTC is output. B

    Result:  B

    B 

    GO TO CAN COMMUNICATION SYSTEM 

    (See article. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2014 - ] )

    Result:  A

    A 

    See step  2

  2. PERFORM ACTIVE TEST USING TECHSTREAM (SPEED METER OPERATION) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
    5. Check the operation by referring to the table below.
      COMBINATION METER

      Tester Display Test Part Control Range Diagnostic Note
      Speed Meter Operation Speedometer 0, 40, 80, 120 mph*1 for U.S.A:
      There is a deviation in the values displayed on the speedometer (*1)
      (Control range → Speedometer display)
      • 0 → 0
      • 40 → 39.6 to 42.4
      • 80 → 80.5 to 83.7
      • 120 → 121.5 to 124.7
      0, 40, 80, 120, 160, 200, 240 km/h*2 for Canada:
      There is a deviation in the values displayed on the speedometer (*2)
      (Control range → Speedometer display)
      • 0 → 0
      • 40 → 38.8 to 43.3
      • 80 → 79.6 to 84.6
      • 120 → 120.6 to 125.6
      • 160 → 161.6 to 166.6
      • 200 → 202.6 to 207.6
      except Canada:
      There is a deviation in the values displayed on the speedometer (*2)
      (Control range → Speedometer display)
      • 0 → 0
      • 40 → 41.7 to 46.2
      • 80 → 83.4 to 88.4
      • 120 → 125.1 to 130.6
      • 160 → 166.2 to 173.2
      • 200 → 207.7 to 215.7
      • *1: with mph units
      • *2: with km/h units

      OK

      Speedometer indication is normal.

    Result:  NG

    NG 

    REPLACE COMBINATION METER ASSEMBLY 

    (See article. Refer to REMOVAL [08/2014 - ] )

    Result:  OK

    OK 

    See step  3

  3. CHECK BRAKE CONTROL SYSTEM 
    1. Check if the brake control system output the DTC (See article. Refer to DTC CHECK / CLEAR [08/2014 - ] ).

      Result

      Result Proceed to
      The DTC is not output. A
      The DTC is output. B

    Result:  B

    B 

    GO TO BRAKE CONTROL SYSTEM 

    (See article. Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2014 - 08/2015] Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2015 - ] )

    Result:  A

    A 

    See step  4

  4. READ VALUE USING TECHSTREAM (FR/FL/RR/RL WHEEL SPEED, VEHICLE SPEED METER) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus:
      1. for ABS/VSC/TRAC: Chassis / ABS/VSC/TRAC / Data List.
      2. for Combination Meter: Body Electrical / Combination Meter / Data List.
    5. Check the values by referring to the table below.
      ABS/VSC/TRAC

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      FR Wheel Speed Vehicle speed/Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph) Vehicle stopped: 0 km/h (0 mph) -
      FL Wheel Speed Vehicle speed/Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph) Vehicle stopped: 0 km/h (0 mph) -
      RR Wheel Speed Vehicle speed/Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph) Vehicle stopped: 0 km/h (0 mph) -
      RL Wheel Speed Vehicle speed/Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph) Vehicle stopped: 0 km/h (0 mph) -
      COMBINATION METER

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Vehicle Speed Meter Vehicle speed/Min.: 0 km/h (0 mph), Max.: 255 km/h (158 mph) Almost the same as actual vehicle speed -

      Result

      Result Proceed to
      The data list values of the ECUs match. OK
      The data list values of the ECUs do not match. NG

      HINT: 

      • When the Data List values of the ECUs match, an internal malfunction of the combination meter assembly is suspected.
      • When the Data List values of the ECUs do not match, a signal output error of the skid control ECU or an internal malfunction of the combination meter assembly is suspected.

    Result:  OK

    OK 

    REPLACE COMBINATION METER ASSEMBLY 

    (See article. Refer to REMOVAL [08/2014 - ] )

    Result:  NG

    NG 

    See step  5

  5. REPLACE COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly with a new or a known good one (See article. Refer to REMOVAL [08/2014 - ] ).

      OK

      The operation of the speedometer returns to normal.

    Result:  OK

    OK 

    END 

    Result:  NG

    NG 

    REPLACE SKID CONTROL ECU 

    (See article. Refer to REMOVAL [08/2014 - ] )

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