The coolant temperature sensor on a 1993 Mercury Topaz is located at the rear of the engine. To get to it, you have to remove the driver side fan.
Inside the fuel tank.
picture of the fan relay for 1993 mercury topaz
there are 5 wires that go to the starter relay on a 1993 mercury topaz
Inside the oil pan, mounted on the engine block.
The starter solenoid is on the left side fenderwell next to the battery.
Look under the front of the car. Its on the bottom of the engine.
need diagram of rear brake lines for 1993 mercury topaz
I need to find out how to replace a fuel pump for a 1993 Mercury Topaz, 4 cylinder, fuel injection
picture on how to replace a water pump for mercury topaz
the computer box on a 1992 topaz is on the drivers side under the dashboard on the firewall behind the fuse panel to the left i would think a 1993 would be similar