Overheated.
The check engine light is a " picture " of an engine , just to the left of the engine temperature gauge
No, but it has a temperature gauge that you need to check regularly.
Yes it is.
Te 2000 F150 does not use a coolant temperature sensor. The engine uses a cylinder head sensor close to the head back to check the temperature.
If engine starts, Fevs, then dies. Check for diesel fuel in gas tank.
Usually a problem in the emission control system - Have vehicle scanned to determine the problem
On a 2000 Lincoln Continental : The engine coolant reservoir is in the engine compartment . It is on the PASSENGER SIDE OF THE ENGINE COMPARTMENT and has a thread on cap on the top of the tank ( which is the pressure cap / radiator cap )
The engine oil filler cap on a 2000 Lincoln Ls is : ( V6 ) drivers side of engine , near the front of the engine , on the top of the engine cover ( V8 ) drivers side of engine , near the rear of the engine , on an extension tube
According to the 2000 Lincoln Navigator Owner Guide ( 5W-30 ) * with engine oil filter change , 5.7 litres / 6.0 U.S. quarts of 5W-30 engine oil
According to the 2000 Lincoln Navigator Owner Guide ( 5W-30 )
You can not disconnect the check engine light.
it means you need to check the engine