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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Continuously Variable Transaxle (CVT) Diagnosis & On-Vehicle Service - With Diagnostics - Lancer >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC P0745: Malfunction of Line Pressure Solenoid Valve >> Diagnostic Procedure

Diagnostic Procedure

  1. STEP 1. M.U.T.-III data list 
    • Item 33: Line pressure SOL. output current
    • Item 32: Line pressure SOL. monitor current

      OK: Check if the output current and monitoring current differ largely. 

    Q: Is the check result normal? 

    1. YES:  Intermittent malfunction
    2. NO:  Go to Step 2.
  2. STEP 2. Check the following connector: 
    • C-41 TCM connector
    • B-08 CVT assembly connector

    Check the terminals for a contact status problem and internal short circuit.

    Q: Is the check result normal? 

    1. YES:  Go to Step 3.
    2. NO:  Repair the defective connector.
  3. STEP 3. Check for open circuit and short to ground in the wiring harness between the TCM connector and the CVT assembly connector. 

    Between C-41 TCM connector (terminal No. 1) and B-08 CVT assembly connector (terminal No. 1)

    Q: Is the check result normal? 

    1. YES:  Go to Step 4.
    2. NO:  Repair the wiring harness.
  4. STEP 4. Line pressure solenoid valve single unit check 

    Refer to SOLENOID VALVE CHECK  .

    Q: Is the check result normal? 

    1. YES:  Go to Step 5.
    2. NO:  Replace the valve body assembly.
  5. STEP 5. Symptom recheck after erasing diagnostic trouble code 

    Q: Is the check result normal? 

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