I think it would be the same as a 1993, in which case it is located on the left hand side of the trunk, by the hinge.
On your 1989 MERCURY TOPAZ, the BACK-UP LIGHT SWITCH is: UNDER HOOD, DRIVER SIDE, LOWER ENGINE AREA, MOUNTED ON TOP OF TRANSMISSION
There is a circuit breaker thaich could be bad.
usually this is caused by a burnt out bulb, or one that is about to go
check to make sure the belt tensioner is functional if not it needs to be replaced
the hardness of Topaz is 8 on moes hardness scale
Just take the covers off the steering column, switch is there.
On your 1989 MERCURY TOPAZ, the BACK-UP LIGHT SWITCH is: UNDER HOOD, DRIVER SIDE, LOWER ENGINE AREA, MOUNTED ON TOP OF TRANSMISSION
Mercury Topaz was created in 1983.
picture of the fan relay for 1993 mercury topaz
where is the fuel reset swith for a 1989 mercury topaz
Yes, and hopefully nothing else.
The 1994 Mercury Topaz has a chain and not a belt.
First what is wrong with you headlight switch on your 93 topaz.
Should be around the oil filter, check the manual if not there.
A missed adjusted neutral safety switch, or a faulty one.
A 1991 mercury topaz has drum brakes on the rear wheels.
picture on how to replace a water pump for mercury topaz