Montero V6-3.8L SOHC (2005)
Operate scan tool MB991958 according to the procedure below to display "F.WIPER WASH."
1. Select "SYSTEM SELECT."
2. Select "SWS."
3. Select "SWS MONITOR."
4. Select "FUNCTION DIAG."
5. Select "WIPER."
6. Select "F.WIPER WASH."
Check that normal conditions are displayed on the items described in the given table.
Q: Are normal conditions displayed for "FRONT WASH.SW" and "FRONT ECU ACK"?
Normal conditions displayed for all the items : Go to Step 4.
The scan tool does not show the respective normal condition for item "FRONT WASH. SW" : Replace the column switch. Verify that the
windshield washer works normally.
The scan tool does not show the respective normal condition for item "FRONT ECU ACK" : Replace the front-ECU. Verify that the windshield
washer works normally.
STEP 4. Check windshield washer motor connector A-33 for loose, corroded or damaged terminals, or terminals pushed back in the connector.