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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Active Stability Control System (ASC) - With Diagnostics) >> Diagnosis >> Diagnostic Trouble Code Procedures >> Code No. C2204 Sensor cluster internal error >> Diagnosis

Code No. C2204 Sensor cluster internal error: Diagnosis

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  1. STEP 1. Scan tool (M.U.T.-III) CAN bus diagnosis 

    Use scan tool (M.U.T.-III) to diagnose the CAN bus lines.

    Q: Is the check result normal? 

    1. YES:  Go to  Step 3.
    2. NO:  Repair the CAN bus lines (Refer to CAN BUS DIAGNOSTICS TABLE ). On completion, go to Step 2.
  2. STEP 2. DTC recheck after resetting CAN bus lines 

    Q: Is DTC No. C2204 stored? 

    1. YES:  Go to Step 3.
    2. NO:  This diagnosis is complete.
  3. STEP 3. Check whether the ASC-ECU is installed properly. 

    Check whether the ASC-ECU is installed correctly. Refer to << A >> ASC-ECU HARNESS CONNECTOR DISCONNECTION  .

    Q: Is the check result normal? 

    1. YES:  Execute "Lateral G sensor calibration" on "Special function." After the calibration is performed (Refer to G AND YAW RATE SENSOR CALIBRATION  ), turn the ignition switch from "OFF" to "ON". Then go to Step 4.
    2. NO:  Install the ASC-ECU properly, and execute "Lateral G sensor calibration" on "Special function". After the calibration is performed (Refer to G AND YAW RATE SENSOR CALIBRATION  ), turn the ignition switch from "OFF" to "ON". Then go to Step 4.
  4. STEP 4. Scan tool (M.U.T.-III) data list 

    Check the following data list (Refer to DATA LIST REFERENCE TABLE  ).

    • Item 08: Lateral G sensor
    • Item 12: Yaw rate sensor
    • Item 73: Lateral G sensor offset
    • Item 97: Yaw rate sensor offset

    Q: Is the check result normal? 

    1. YES:  Go to Step 5.
    2. NO:  Replace the hydraulic unit (integrated with ASC-ECU) (Refer to HYDRAULIC UNIT  ), and then go to  Step 6.
  5. STEP 5. Check whether the DTC is stored again. 
    1. Erase the DTC.
    2. Turn the steering wheel to either right or left at 20 km/h (12.4 mph) or more.
      NOTE: The ASC warning/operation light and the ASC OFF light may remain on until the vehicle speed reaches approx. 10 km/h (6.2 mph), then the steering wheel is turned to either right or left.

    Q: Is DTC No.2204 stored? 

    1. YES:  Replace the hydraulic unit (integrated with ASC-ECU) (Refer to HYDRAULIC UNIT  ), and then go to Step 6.
    2. NO:  Intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS ).
  6. STEP 6. Check whether the DTC is stored again. 
    1. Erase the DTC.
    2. Turn the steering wheel to either right or left at 20 km/h (12.4 mph) or more.
      NOTE: The ASC warning/operation light and the ASC OFF light may remain on until the vehicle speed reaches approx. 10 km/h (6.2 mph), then the steering wheel is turned to either right or left.

    Q: Is DTC No.2204 stored? 

    1. YES:  Return to  Step 1.
    2. NO:  This diagnosis is complete.
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