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Home >> Mitsubishi >> 2014 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Keyless Operation System (Kos) - With Diagnostics) >> Diagnosis < OSS-Ecu > >> Symptom Procedures >> Inspection Procedure 7: Electric steering lock does not become locked. (At power supply mode OFF) >> Diagnosis

Inspection Procedure 7: Electric steering lock does not become locked. (At power supply mode OFF): 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. Using scan tool (M.U.T.-III), read the diagnostic trouble code. 
    CAUTION: To prevent damage to scan tool (M.U.T.-III), always turn the power supply mode of the engine switch to the OFF position before connecting or disconnecting scan tool (M.U.T.-III).
    1. Connect scan tool (M.U.T.-III). Refer to "HOW TO CONNECT SCAN TOOL (M.U.T.-III)  ."
    2. Turn the power supply mode of the engine switch to ON.
    3. Check if the DTC is stored in the OSS-ECU.
    4. Turn the power supply mode of the engine switch to OFF.

    Q: Is the DTC stored? 

    1. YES:  Refer to DIAGNOSTIC TROUBLE CODE CHART  .
    2. NO:  Go to Step 2.
  2. STEP 2. Using scan tool (M.U.T.-III), check data list 
    CAUTION: To prevent damage to scan tool (M.U.T.-III), always turn the power supply mode of the engine switch to the OFF position before connecting or disconnecting scan tool (M.U.T.-III).
    1. Connect scan tool (M.U.T.-III). Refer to "HOW TO CONNECT THE SCAN TOOL (M.U.T.-III)  ."
    2. Turn the power supply mode of the engine switch to OFF.
    3. Check the ETACS-ECU data list.
      • Open the each door.
        Item No. Check item Normal condition
        Item 256 Dr door ajar switch Open
        Item 257 As door ajar switch Open
        Item 258 RR door ajar switch Open
        Item 259 RL door ajar switch Open

        OK: Normal condition is displayed. 

    Q: Is the check result normal? 

    1. YES:  Go to Step 3.
    2. NO:  Diagnose the ETACS-ECU. Refer to TROUBLE SYMPTOM CHART FOR INPUT SIGNAL .
  3. STEP 3. Check of the troubles 

    Check if the electric steering lock becomes locked when the power supply mode is OFF.

    Q: Is the check result normal? 

    1. YES:  Intermittent malfunction is suspected (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION ).
    2. NO:  Replace the electric steering lock and register the chassis number (Refer to REGISTRATION WHEN REPLACING OSS-ECU  ).