Wiper Switch AUTO Input Circuit
- Disconnect ETACS control unit. With wiper switch in OFF position, check continuity between control unit harness connector terminal No. 10 and ground. See Figure -Figure . No continuity should exist.
- With wiper switch in AUTO position, check continuity between control unit harness connector terminal No. 10 and ground. Continuity should exist. If continuity is not as indicated, check circuit and/or wiper switch. To check wiper switch, See appropriate STEERING COLUMN SWITCHES article in the ACCESSORIES/SAFETY EQUIPMENT Section.