Try to find out if the car have fuses for left and right brake lights. And did you replace the bulb on the side that is not working?
The brake lights on a 1993 Topaz are typically controlled by the fuse labeled "STOP" in the fuse box. The fuse box is usually located under the dashboard or in the engine compartment. If the fuse is intact and the brake lights still do not work, you may need to check the brake light switch and bulbs.
A defective brake light switch could cause the problem. Also a defective turn signal switch could also. The brake lights work through the turn signals. It cancels the brake light so that the turn signal can work.
need diagram of rear brake lines for 1993 mercury topaz
don't believe they had daytime running lights in 1991 topaz
take it to a dealer
To remove the calipers on a 1994 Mercury Topaz, start by safely lifting and securing the vehicle on jack stands. Remove the wheel lug nuts and take off the wheel. Next, locate the caliper bolts—typically there are two—remove them using the appropriate socket or wrench. Once the bolts are removed, slide the caliper off the brake rotor, and be careful to support it to avoid straining the brake line.
Loose connection? Stripped fitting (cross threaded or overtightened) Broken brake line?
your question is a little vague. If you are refering to the parking brake, if it is a pedal style brake, once it's set, you push down on it again to release.
The headlight switch on a 1993 Mercury Topaz is typically located on the dashboard to the left of the steering wheel. It allows you to turn the headlights on and off, as well as control other exterior lights such as the parking lights and fog lights. If you are experiencing issues with your headlights, it is recommended to check the fuse, bulbs, and wiring before replacing the headlight switch.
If you are replacing the brake lines ( metal ) then just use your better judgment. They do not have to follow the original route.
Lots of front wheel drive cars have this problem. The most common fault is that the brake springs have lost there tension. Replace them with a new kit and try it. If everything else is okay, including the parking brake cable is not seized, then all should work fine.
To replace the rear brakes on a 1993 Mercury Topaz, start by safely lifting the vehicle and removing the rear wheels. Next, remove the brake caliper by unbolting it from the bracket, then slide it off the brake rotor. Replace the brake pads, ensuring to compress the caliper piston if you're installing thicker pads, then reassemble the caliper and reinstall the wheels. Finally, pump the brake pedal to ensure proper brake function before driving.