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Home >> Mitsubishi >> 2017 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Twin Clutch-SPORTRONIC Shift Transmission (TC-SST) - With Diagnostics - Lancer (4 Of 6)) >> Symptom Procedures >> INSPECTION PROCEDURE 5: The shift lever does not operate >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tools: 

  1. STEP 1. Scan tool data list. 

    Item No. 5: Brake SW (Refer to DATA LIST REFERENCE TABLE  .)

    Q: Is the check result normal? 

    1. YES:  Go to  Step 7.
    2. NO:  Go to Step 2.
  2. STEP 2. Shift lever-ECU connector check: C-54 

    Check for the contact with terminals.

    Q: Is the check result normal? 

    1. YES:  Go to Step 3.
    2. NO:  Repair the defective connector.
  3. STEP 3. Measure the voltage at C-54 shift lever-ECU connector. 

    Disconnect the connector, and measure the voltage between terminal No. 4 and ground at the wiring harness side.

    • OK: 1 V or less (brake pedal released) 
    • OK: System voltage (brake pedal depressed) 

    Q: Is the check result normal? 

    1. YES:  Go to  Step 6.
    2. NO:  Go to Step 4.
  4. STEP 4. Inspection of the stoplight switch connector, intermediate connector: C-32, C-128 

    Check for the contact with terminals.

    Q: Is the check result normal? 

    1. YES:  Go to Step 5.
    2. NO:  Repair the defective connector.
  5. STEP 5. Check the wiring harness between C-32 stoplight switch connector terminal No. 1 and C-54 shift lever-ECU connector terminal No. 4. 

    Check the output line for open or short circuit.

    Q: Is the check result normal? 

    1. YES:  Go to Step 6.
    2. NO:  Repair the wiring harness.
  6. STEP 6. Retest the system. 

    Q: Does a malfunction take place again? 

    1. YES:  Replace the shift lever assembly. (Refer to >> A << TRANSAXLE CONTROL CABLE (TRANSAXLE SIDE/SHIFT LEVER SIDE) INSTALLATION .)
    2. NO:  Intermittent malfunction. (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION .)
  7. STEP 7. Key interlock mechanism check 

    Refer to KEY INTERLOCK MECHANISM CHECK .

    Q: Is the check result normal? 

    1. YES:  Go to Step 8.
    2. NO:  Adjust the key interlock mechanism. (Refer to KEY INTERLOCK MECHANISM CHECK .)
  8. STEP 8. Shift lever operation check 
    1. Disconnect the connection of the shift lever assembly and the transaxle control cable.
    2. Turn the ignition switch to the ON position. Check that the shift lever can be moved to each range when the brake pedal is depressed.

    Q: Is the check result normal? 

    1. YES:  Go to Step 9.
    2. NO:  Replace the shift lever assembly. (Refer to >> A << TRANSAXLE CONTROL CABLE (TRANSAXLE SIDE/SHIFT LEVER SIDE) INSTALLATION .)
  9. STEP 9. Transaxle control cable check 
    1. Connect the connection of the shift lever assembly and the transaxle control cable.
    2. Disconnect the connection of the transaxle assembly and the transaxle control cable.
    3. Turn the ignition switch to the ON position. Check that the shift lever can be moved to each range when the brake pedal is depressed.

    Q: Is the check result normal? 

    1. YES:  Replace the transaxle assembly. (Refer to << B >> TRANSAXLE ASSEMBLY CONNECTOR REMOVAL
    2. NO:  Check the transaxle control cable for installation condition, and repair or replace if necessary. (Refer to TRANSMISSION CONTROL .)
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