OBD1 CODES CODE 51

I Changed The Oxygen Sensor About Two Years Ago And It Seemed To Fix It For Awhile. It's Starting To Run Rough Especially When Cold.

Engine Mechanical Problem 1996 Chrysler Town And Country 6 Cyl Front Wheel Drive Automatic 209k Miles When I Took It To Get It On A...

Injector Sensor What Is My Course Of Action To Fix? New Injectors? I Have Used Seafoam & Royal Purple Cleaner, It Ran Better Before I Got...

I Have A 1989 Dodge Daytona 2.5 Turbo. Is Consuming Too Much Fuel. For A Gallon Of Gasoline I'm Only 10 Miles. The Self-test Generates The...

I Have A 91 Lebaron Convertable V.6. It Has Been Parked For About 4 Years And When We Started It Up It Ran Fine For A Few Days Then It...

Changed Fuel Filter, Wires, Plugs, Cap, And Rotor. Keeps Throwing Out A Code 51. Over The Past Month It Has Thrown Out Different Codes...