• Tiny
  • aablack
  • 1999 Ford Contour
  • 4 CYL
  • FWD
  • manual
  • 110,000 miles

'99 ford contour 5 speed. Car shakes when accelerating, in every gear, and the check engine light is on. It is more of a front to back shake like if you were to press the clutch pedal in and out very quickly simultaneously. It's not a rumble or rough riding feeling like a missing or fouled plug.

Thursday, August 25th, 2011 AT 12:49 PM

1 Answer

  • Tiny
  • Wrenchtech
  • Expert
  • 19,581 posts

The "check engine" light is an indicator for a system that monitors many electronic functions in the system, also called the "malfunction indicator lamp" (MIL). It can come on for any of hundreds of different causes from any of the systems that the computer monitors. Some are very important and can lead to further component or engine damage and some are emissions related not as serious but still a problem and need to be repaired.

Your first step is to have the computer scanned to retrieve the trouble codes that were set when the check engine light came on. Those codes will give you specific information about what the computer saw and will get you pointed in the right direction to find your problem. With a 1996 or newer and some 95 cars and you have an AutoZone or Advanced auto parts in your area, they will read them for free. Once you have these code numbers, we can be a lot more specific about what your problem may b

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Thursday, August 25th, 2011 AT 2:20 PM

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