What makes up a fuse box starter relay?
Fuse box starter relays are a box construction, with pins or connectors protruding from the housing. Behind the connectors are the internal components, which consist of an electromagnet, armature or plunger, and contacts.
What to do if your starter relay is blown?
Locate the starter relay circuit fuse and verify that the fuse is in good condition. If the fuse is blown, replace the fuse, but do not attempt to start the vehicle without checking the condition of the starting circuits. Step 3: Look at the battery and check the post connections.
Is the starter relay the same as the starter motor?
The external starter relay works the same as the internal starter relay; however, there is more resistance applied to the circuits. There are wires from the external starter relay to the starter motor, which can create additional heat if the wire size is incorrect.
How do you charge a starter relay battery?
Turn the knob and load the battery up to 12.6 volts. The battery should hold a charge above 9.6 volts. Step 3: Perform the battery test again with a Sun Vat-40 or Ferret-40. Turn the knob and load the battery up to 12.6 volts. The battery should hold a charge above 9.6 volts.
What is a bad starter relay?
A bad starter relay on your Ford vehicle will prevent the necessary electrical power from reaching the starter motor; fail to cut off power; or keep the motor from starting at all. Fortunately, all Ford models have a remote relay near the battery, which makes it easy and convenient for troubleshooting.
What are the symptoms of a bad starter relay switch?
One of the prime symptoms of a bad relay is the engine cranking up but not starting. This points towards a problem with the fuel delivery system and it may be that the relay that is the culprit. Erratic functioning of the engine at the start and delay in starting up can be an indication of a faulty relay.
What to do about a starter relay?
Part 1 of 4: Verifying the starter relay condition Attempt to start the engine. Do this by putting the key in the ignition switch and turning it to the start position. Remove the cover to the fuse panel if there is one. Locate the starter relay circuit fuse and verify that the fuse is in good condition. Look at the battery and check the post connections.
What does a starter relay do?
A starter relay is a small, electrical device found in the starting circuit of high-current motors. The relay is essentially a remote switch that controls a high-current circuit. In motor vehicles, a starter relay uses the small ignition switch current to close the much heavy-duty starter circuit.