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Home >> Mitsubishi >> 2010 >> Lancer ES, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Continuously Variable Transaxle On-Vehicle Service -- Lancer) >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC P0725: Malfunction of Engine Speed >> Diagnostic Procedure

Diagnostic Procedure

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  1. STEP 1. M.U.T.-III CAN bus diagnostics 

    Use M.U.T.-III to perform the CAN bus diagnosis.

    Q: Is the check result normal? 

    1. YES:  Go to Step 2.
    2. NO:  Go to DIAGNOSTIC TROUBLE CODE DIAGNOSIS CAN Troubleshooting.
  2. STEP 2. M.U.T.-III diagnosis code 

    Check if the engine-related diagnosis code is set.

    Q: Is the check result normal? 

    1. YES:  Go to Step 3.
    2. NO:  Go to ENGINE DIAGNOSIS 2.0L Non Turbo, ENGINE DIAGNOSIS 2.0L Turbo for Engine troubleshooting.
  3. STEP 3. Symptom recheck after erasing diagnosis code 

    Q: Is the check result normal? 

    1. YES:  Intermittent malfunction
    2. NO:  Replace TCM.