1997 Ford F150 XLT Truck mileage: 59,000. The smog pump appears to work or cut in when it should not. It sounds like an exhaust leak, but no leak. The computer check gave 111 code which indicates all systems ok. What is my problem? (No loss of engine performance).
have the same problem?
Wednesday, January 19th, 2011 AT 10:47 PM