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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Automatic Transaxle On-Vehicle Service - With Diagnostics) >> Automatic Transaxle Diagnosis < A/T > >> Diagnostic Trouble Code Procedures >> DTC P0741: Damper Clutch System (Stuck off), DTC P0742 Damper Clutch System (Stuck on) >> Diagnosis

DTC P0741: Damper Clutch System (Stuck off), DTC P0742 Damper Clutch System (Stuck on): Diagnosis

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. Hydraulic pressure test 

    Refer to HYDRAULIC PRESSURE TESTS  .

    Q: Is the check result normal? 

    • YES:  Go to Step 2.
    • NO:  Repair or replace the failure section.
  2. STEP 2. Check the lock-up and low-reverse brake linear solenoid. 

    Check for P2763 (lock-up and low-reverse brake linear solenoid open) and P2764 (lock-up and low-reverse brake linear solenoid short). Refer to DTC P2763: LOCK-UP AND LOW-REVERSE BRAKE LINEAR SOLENOID VALVE SYSTEM (OPEN CIRCUIT); DTC P2764: LOCK-UP AND LOW-REVERSE BRAKE LINEAR SOLENOID VALVE SYSTEM (SHORT CIRCUIT)  .

    Q: Is the check result normal? 

    • YES:  Go to Step 3.
    • NO:  Repair or replace the failure section.
  3. STEP 3. Check the transmission fluid temperature sensor, input shaft speed sensor, and output shaft speed sensor. 

    Check the following DTCs: P0712 (Transmission fluid temperature sensor (short circuit)), P0713 (Transmission fluid temperature sensor (open circuit)), P0715 (Input shaft speed sensor) and P0720 (output shaft speed sensor).

    Refer to DTC P0712: TRANSMISSION FLUID TEMPERATURE SENSOR SYSTEM (SHORT CIRCUIT)  < P0712 >, DTC P0713: TRANSMISSION FLUID TEMPERATURE SENSOR SYSTEM (OPEN CIRCUIT)  < P0713 >, DTC P0715: INPUT SHAFT SPEED SENSOR SYSTEM  < P0715 >, DTC P0720: OUTPUT SHAFT SPEED SENSOR SYSTEM  < P0720 >.

    Q: Is the check result normal? 

    • YES:  Go to Step 4.
    • NO:  Repair or replace the failure section.
  4. STEP 4. Check the malfunction of CAN communication system. 

    Q: Are the DTC for CAN communication system malfunction (U0001, U0100, U0141, P1705, P1706) stored? 

    • YES:  Repair or replace the failure section.
    • NO:  Go to Step 5.
  5. STEP 5. Check the TCM connector pin terminal and the connection status. 

    Q: Is the check result normal? 

    • YES:  Replace the TCM, and then go to Step 6.
    • NO:  Repair or replace the failure section.
  6. STEP 6. Erase the DTC, and drive the vehicle for a while. 

    Check that the normal code is displayed.

    Q: Is the check result normal? 

    • YES:  The procedure is complete.
    • NO:  Go to Step 7.
  7. STEP 7. Check the installation position of the engine and A/T. 

    Q: Is the check result normal? 

    • YES:  Replace the transaxle assembly.
    • NO:  Repair or replace the failure section.