1998 Mercury Mystique Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1998 Mercury Mystique
1998 Mercury Mystique Problems
The Check Engine Light can illuminate with codes due to the lack of EGR (exhaust gas recirculation) flow caused. This is commonly a result of a clogged passage in the intake manifold. To correct this problem, the EGR valve has to be removed and the passage cleaned thoroughly. Partial restriction of this passage can cause smog test failures for the NOx emissions without causing a drivability symptom.alternator fuse at the firewall commonly shorts out; the shorted fuse could be mistaken for a bad alternator.
Transmission problems are common in this model, often as a result of a failed front pump. The pump loses its ability to create hydraulic pressure, which an automatic transmission needs to function. A sign of front pump failure can be a whine type noise.
1998 Mercury Mystique Questions
Replaced the thermostat and checked the vacuum valve above the gas pedal. It seems to be working, but still no heat?
Out of nowhere, our A/C stopped working in our Mystique. Did some testing and then some research online and came up with replacing the blower motor. Did that and it's still not working. What else could it be? A/C & heat not working at all, no problems before today and the car has only bee...
1998 Mercury Mystique Recalls
1998 Mercury Mystique Reviews
my mystique has 94,000 miles on it and my only problem so far an overheating problem, other then that im currently doing alot of preventive maintance based on reviews i have read online.
At almost 300K miles, and considerable labor and parts over the last two years, it seems this car is trying to stay on the road...but my local repair shop(s) isn't(aren't) giving me much help. Three days before the last heater hose blew up (literally), I had taken my car to the shop to investigate anti-freeze leaks, only to be told that it needed a head gasket and they would be unwilling to do...
I bought this car 4 years ago and put over $5,000 in repairs. 1 month ago had another repair two times egr valves replaced, and the check engine light is still on. I hate this car, and would not recommend it to anyone. Another lemon I got stuck with. Now I will not pass inspection. The mechanics that worked on it put the car on the computor and they cant figure out what it is. any ideas someone