Yes, you can test the fuel pump relay on a 1991 Mercury Topaz. First, locate the relay in the fuse box under the hood. You can test it by swapping it with a similar relay, if available, or using a multimeter to check for continuity. Additionally, you can also check for power at the relay's terminals while the ignition is on to ensure it's receiving voltage.
location fuel pump relay 92' merc topaz
Your 1991 Mercury fuel pump relay switch is located on the firewall of the engine compartment. The relay switch will be near the center of the firewall.
The 1991 Mercury Topaz has a fuel tank capacity of around 13.5 gallons.
The fuel pump relay on a 1991 Mercury Capri is located under the dash, near the main fuse panel. It controls when the fuel pump operates and provides power.
Check all the fuses, if all are good, check the shut off relay.
4 hot ground ignitor from comp/dist to pump
it will be in the fuel tank.
behide the glove compartment towards the right its a silver relay that's bolted to the dash frame color of the relay may fary though
Inside the fuel tank.
4
in the trunk
It's in the gas tank.