Probably a bad driveshaft. Have it inspected at by a mechanic.
Sounds like you need to check your CV joints. To my knowledge a front wheel drive vehicle does not have a driveshaft.
The oil pan on a 1993 Mercury Topaz is typically located underneath the engine towards the rear. You will need to lift the vehicle and access it from underneath to perform any maintenance or to change the oil.
Mercury Topaz was created in 1983.
check your crank sensor
the thermostat is underneath the manifold, follow the top radiator hose and unbolt the manifold. fairly simple.
Clean them and see.
where is the fuel reset swith for a 1989 mercury topaz
A 1991 mercury topaz has drum brakes on the rear wheels.
does some one know the fireing block numbers for a 1994 mercury topaz 4
1994 mercury topaz 4cyl
how to set timing on 92 ford mercury topaz 2.3 engine
where is the thermostat
Photos might be available online through forums, websites, or repair guides that detail the steps for installing a water pump on a 1993 Mercury Topaz. You can search for "1993 Mercury Topaz water pump installation guide" or "1993 Mercury Topaz water pump replacement" to find detailed instructions and possibly photos to help with the process.