2CarPros - Car Questions & Answers

1998 Mercury Other Repair Question


Topics covered: Cylinder misfire, Engine, Floor.
Mileage: No information provided.

Asked on February 8, 2010

1998 Other Mercury Models Grand Marquis Catalyzer burns

Engine Mechanical problem
1998 Other Mercury Models V8 Two Wheel Drive Automatic 56000 miles

I have the code P0301, P0302 and P0303 in my scanner, but the problem was when the Catalyzer burn the floor and the mat of my car. Please, whats happen?
Avatar Asked by changulitx

Answer

Replied on March 26, 2010

those codes are cylinder misfires which can be an injector,spark plug, plug wire, etc. This could also be a partially pllugged fuel filter. THe converter heating up so much can be the cause of maybe a partially plugged converter or the misfires causing it to heat up so much.....

Tiny Answered by hmac300 (expert)
17,748 answers provided