Inspection Procedure 12: Delayed Finishing Wipe Function Does Not Work Normally: Diagnosis

WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tools:

MB991223: Harness Set
MB992006: Extra Fine Probe
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: V.C.I.
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A

STEP 1. Use the scan tool MB991958 to check if an ETACS-related diagnostic trouble code is set.
Connect the scan tool. Refer to "DIAGNOSTIC FUNCTION ."

Q: Is the diagnostic trouble code set?
- YES: Diagnose the ETACS-ECU. Refer to "DIAGNOSTIC TROUBLE CODE CHART ."
- NO: Go to Step 2.
  
  Fig 1: Connecting Scan Tool To Data Link Connector
  Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 2. Check the ETACS-ECU customization function.
Use the ETACS-ECU customization function to check that the "front wiper washer" is set to "On with delayed finishing wipe function."

Q: Is the check result normal?
- YES: Go to Step 3.
- NO: Use the ETACS-ECU customization function to set the "front wiper washer" to "On with delayed finishing wipe function." (Refer to CUSTOMIZATION FUNCTION ).
STEP 3. Windshield wiper operation check
Check that the windshield wipers work normally.

Q: Is the check result normal?
- YES: Go to Step 4.
- NO: Refer to TROUBLE SYMPTOM CHART .
STEP 4. Windshield washer operation check
Check that the windshield washers work normally.

Q: Is the check result normal?
- YES: Go to Step 5.
- NO: Refer to INSPECTION PROCEDURE 10 "WINDSHIELD WASHERS DO NOT WORK NORMALLY" .
STEP 5. Retest the system
Check that the delayed finishing wipe function works normally.

Q: Is the check result normal?
- YES: Intermittent malfunction. (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION ).
- NO: Replace the ETACS-ECU.