Yes, should be built in.
The voltage regulator is located in the alternator
The 1992 Mercury Topaz was not equipped with airbags as standard safety features. Airbags became more common in vehicles in the mid to late 1990s, and the Topaz was produced before this trend was fully established. Therefore, if you have a 1992 model, it likely does not have airbags.
The engine computer is the regulator.
On a 1992 Ford Explorer : The voltage regulator is mounted on the back of the alternator
location fuel pump relay 92' merc topaz
4
what is the engine?
I believe that you should just have a fuse for the electric fuel pump.The regulator is just a valve. If the pump has shut down, and all electric is good, then youi have to replace the pump in the tank.
They have an internal voltage regulator. i.e. it's in the alternator.
The engine computer is also the voltage regulator.
It is positioned in the valve cover.
The engine computer (PCM) is the voltage regulator.