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
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.
advance auto or OB II code reader
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.
Auto Zone will check your engine codes for FREE. This way you will know for sure what it is. It maybe a bad Oxygen Sensor.
If your refering to the engine light been on. Auto Zone will check the codes for FREE. If other lights then we need more details...
Check Owner's Manual. If you do not have one. Check Related links below.
how do you change the light on the gear shift of a 2003 Lincoln navigator
On the instrument cluster. Turn the ignition on without starting the engine. You will see the light come on. If you do not see the light, then the bulb is blown or has been removed.
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.
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If check engine light is on, have a parts store read the code. It will tell you there is a random misfire and usually what cylinder is misfiring. Replace the coil pack for that cylinder and all will be well.
If the check engine light is on for a 95 Lincoln town car, check the computer codes. a problem could cause low fuel economy, or cause a part failure over time.