Why does the fuel pump fuse come out over night?
Is there some fundamental problem with leaving the fuel pump fuse out over night, or is it just an issue of the potential thief cranking and cranking the engine in a futile attempt to start it and draining the battery? If it matters, it’s a 1.6L 1999 Nissan Almera.
What should I do if my fuse keeps blowing?
I looked at your power distribution wiring for that fuse. It also sends voltage to starter relay and ignition switch, besides fuel pump relay. I’d have to separate those circuits and check the amp draw on each circuit.
Where is the fuel pump fuse box located?
The engine’s or the dashboard fuse box is usually a long black box containing a fuel pump relay and various other fuses and relays. For different vehicles, the fuel pump relays can be located in different places.
What are the symptoms of a bad fuel pump relay?
A bad fuel pump relay can cause many different symptoms. Here are the most common ones The fuel pump relay is an important component of the fuel system of your vehicle. The fuel pump relay gives the fuel pump power when it is time to build up fuel pressure in the rail.
Why is my fuel pump relay outside the fuse box?
If it’s located inside the engine bay, which can get hot from the engine’s heat, the heat can impede the relay’s performance. In addition, in the rare cases where you will find the relay placed in the engine bay but outside the fuse box, it will be exposed to heat plus dust and dirt.
What to do if your fuel pump is failing?
Accelerating requires more fuel, forcing your fuel pump to work harder. If your pump is failing, it may not be able to keep up with this increased demand, starving your engine of fuel as it tries to accelerate. If your car acts like it’s about to stall when you try to accelerate from a stop, you may need to have your pump inspected. 3.
Can a blown fuse cause a starter to not start?
Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.
What should I do if my diesel engine won’t start?
Drain and refill the fuel tank with fresh diesel, install new fuel filters and bleed the lines. Also, check to see if fuel lines or primary/secondary fuel filters are clogged. Air in the diesel fuel system will also prevent an engine from starting.