Eclipse L4-2.4L SOHC (2004)
1. Connect the special tool. Refer to "How to connect SWS monitor." See: Reading and Clearing Diagnostic Trouble Codes/How to Connect SWS
Monitor
2. Operate scan tool MB991958 according to the procedure below to display "F.WIPER INT."
a. Select "Interactive Diagnosis."
b. Select "System select."
c. Select "SWS."
d. Select "SWS MONITOR."
e. Select "Function Diag."
f.
Select "WIPER."
g. Select "F.WIPER INT."
3. Check that normal conditions are displayed on the items described in the given table.
NOTE: Also check that the windshield wiper interval changes smoothly when the windshield intermittent wiper interval adjusting knob is rotated
from "SLOW" to "FAST" positions.
Q: Does the value change within the normal range when the windshield intermittent wiper interval adjusting knob is rotated?
YES: Replace the front-ECU. Check that the windshield intermittent wiper interval changes according to the vehicle speed or while the windshield
intermittent wiper interval adjusting knob is rotated.
NO: Refer to Inspection Procedure O-9 "ETACS-ECU does not receive a signal from the windshield intermittent wiper interval adjusting knob."
Inspection Procedure G-6
Windshield Wiper and Washer: The Windshield Intermittent Wiper Interval is not Changed According to the Vehicle Speed.
NOTE: This troubleshooting requires use of scan tool MB991958 and SWS monitor kit MB991862. For details of how to use the SWS monitor, refer
