Eclipse L4-2.4L SOHC (2004)
1. Operate scan tool MB991958 according to the procedure below to display "Pulse check."
a. Select "Interactive Diagnosis."
b. Select "System select."
c. Select "SWS."
d. Select "Pulse Checking."
2. Check that scan tool MB991958 sounds.
Q: Does scan tool MB991958 sound when the rear wiper switch is operated?
YES: Replace the ETACS-ECU. The rear wiper should stop automatically at the predetermined park position.
NO: Refer to Inspection Procedure P-7 "ETACS-ECU does not receive an auto-stop signal from the wiper motor."
Inspection Procedure H-3
Rear Wiper and Washer: When the Selector Lever is Moved to "R" Position during the Rear Wiper Operation, the Rear Wiper does not
Operate at the Continuous Mode.
NOTE: This troubleshooting requires use of scan tool MB991958 and SWS monitor kit MB991862. For details of how to use the SWS monitor, refer
to "How to use SWS monitor." See: Reading and Clearing Diagnostic Trouble Codes/How To Use SWS Monitor