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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Continuously Variable Transaxle (CVT) On-Vehicle Service - With Diagnostics) >> Diagnosis < CVT > >> Diagnostic Trouble Code Procedures >> DTC P1710: Malfunction of Vehicle Speed Signal >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. STEP 1. Troubleshoot the CAN system if DTC U0121 stored. 

    Q: Is the diagnostic trouble code U0121 stored? 

    1. YES:  Diagnose the CAN system.
    2. NO:  Go to Step 2.
  2. STEP 2. Scan tool (M.U.T.-III) data list 

    Refer to DATA LIST REFERENCE TABLE  .

    • Item 21: Vehicle speed signal
    • Item 22: Vehicle speed

      OK: The difference between to vehicle speed signal and the vehicle speed is 10 km/h (6.2 mph) or less. 

    Q: Is the check result normal? 

    1. YES:  Intermittent malfunction
    2. NO:  Go to Step 3.
  3. STEP 3. Check ASC-related DTCs. 

    Q: Is the ASC-related DTC stored? 

    1. YES:  Carry out the appropriate troubleshooting.
    2. NO:  Go to Step 4.
  4. STEP 4. Symptom recheck after erasing DTC. 

    Q: Is the check result normal? 

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