LEMON Manuals: Even more car manuals for everyone
Home >> Mitsubishi >> 2014 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Rear Combination Light - With Diagnostics) >> Symptom Procedures >> Inspection Procedure 1: None Of The Taillights Illuminate >> Diagnosis

Inspection Procedure 1: None Of The Taillights Illuminate: 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. License plate light operation check 

    Check that the license plate light illuminates normally.

    Q: Is the check result normal? 

    • YES:  Go to Step 2.
    • NO:  Replace the ETACS-ECU.
  2. STEP 2. 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 ignition switch to the "LOCK" (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 ignition switch to the "ON" position.
    3. Check whether the ETACS-ECU related DTC is stored.
    4. Turn the ignition switch to the "LOCK" (OFF) position.

    Q: Is the DTC stored? 

  3. STEP 3. Using scan tool (M.U.T.-III), check data list 

    Use the ETACS-ECU service data to check the signals related to the taillight illumination.

    • Turn the lighting switch to the "TAIL" position.
      Item No. Item name Normal condition
      Item 340 Head light switch (tail) ON

      OK: Normal condition is displayed. 

    Q: Is the check result normal? 

  4. STEP 4. Retest the system 

    Check that the taillight illuminates normally.

    Q: Is the check result normal?