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Have vehicle scanned to determine the problem Possibly a bad ignition coil

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Q: What is wrong with my 1998 Navigator when the check engine light is on and it is idling rough?
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Where is check engine light 2003 Lincoln Navigator?

On a 2003 Lincoln Navigator : The check engine light / service engine soon light is a drawing of an engine located directly under the center of the tachometer


Engine light blinking running rough shaking when idling?

If your check engine light is blinking that means an ignition misfire has been detected


2004 Lincoln Navigator check engine light?

Auto Zone will check your engine codes for FREE. After finding out what cause your engine light to come on. Then the problem can be resolve with out guessing.


Why does Engine shake when idling check engine light flashes?

The engine is not hitting on all cylinders or the distributor (electronic or manual) needs adjustment.


What needs to be done when check engine light comes on in a 2000 navigator?

There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.


How do you reset the check engine light on a Lincoln Navigator?

advance auto or OB II code reader


What is wrong with 1996 Corvette that runs rich and misses when idling but O2 sensors have been replaced and check engine light is off and there are no more codes to check?

CHECK THE TIMING


What could be the problem when your check engine light comes on and you transmission is slipping in a 2000 Lincoln Navigator?

Well With The Check Engine Light on It can Be many problems. If The Check Engine Light Blinks when you hit The gas and The car stutters makeing it feel like a tranny problem it might be a misfire. A misfire can be caused by spark plugs but most likey in the navigator it is a ingnition coil problem. 1st i would go to a repair shop and put it on the the computer to find out the trouble code for the check engine light and take it from there.


Can service light cause uneven idling?

No, but something that could cause uneven idle could cause the check engine light to turn on.No, but something that could cause uneven idle could cause the check engine light to turn on.


Why would your 1988G Marquis engine check light flicker at idling RPM and disappear at higher speed after oil pan gasketchange and water pump replacement and high pressure steam wash of engine?

If the check engine light is flickering then there could be a loss wire.


How do you lower idle on 1994 Chevy 7.4 liter?

The idle is not adjustable.You have other problems if it's idling to fast are to slow.The throttle plates are calibrated / preset at the factory.Is the check engine light on ?? If it is, then you need to have the engine scanned with a engine scanner to check the emission system and sensors. It will also help your idling problem after you repair the problem that made the check engine light come on. If you don't find your problem in that area. then PLEASE ask your question again.


Why would the check engine light only come on when car is in park and idling?

go to Pepboys Auto have them pull the code to see what is the code for?