What is the second half of a fuel pump relay?
What is the second half of a fuel pump relay? The second half of the relay is the “switch” that controls power to a particular accessory; like a fuel pump. Terminals 86 and 85 are the primary side of the relay. It utilizes an electromagnet to close (connect) the secondary electrical circuit inside the relay. What are the symptoms of a faulty fuel pump relay? 1 Engine does not start. A common symptom of a faulty fuel pump relay is an engine that just refuses to start, even though the engine may still crank when the 2 Engine stalls. One...