Why does fuel pump fuse melt?

Why does fuel pump fuse melt?

The most likely cause would be a failed pump. Fuses are over current protection devices which means that you either have a short to ground (possibly intermittent) somewhere in the circuit or enough added resistance in the circuit that the current drawn by the pump is enough to blow the fuse.

Where is the fuel pump relay located in a car?

You can try to listen closer around the fuel tank for any noise for 2-3 seconds after turning the ignition on. Where is the Fuel Pump Relay Located? In most car models, the fuel pump relay is located in a fuse box somewhere under your dashboard, but it can also be located in the fuse box in the engine bay.

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.

How much does it cost to replace a fuel pump relay?

Fuel pump relay Replacement cost. The average replacement cost of the fuel pump relay is around $90 and $150. The parts may cost you between $20 and $50, while the remaining cost is the labour cost. Fuel pump relay is a small electronic device which is easily acquired online or at the nearest spare parts shop.

Is there a fuel pump relay on a Silverado?

My plan to clean the fuel injectors on my 2008 Silverado LS 4.8L V8 came to an abrupt halt when I was unable to disable the fuel pump relay because it is missing from the spot where it should be located according to the schematic in the owner’s manual. Does anyone have any ideas on this?

Is there a fuse for the fuel pump?

Click to expand… or maybe the fuse box is shared with differently optioned trucks and that is the spot for a fuel pump relay on a diesel :shrug: My friend has a 07.5 chevy with a fuse and relay but in my 09 it doesn’t.

Is there a fuse and relay on a GMC Truck?

My friend has a 07.5 chevy with a fuse and relay but in my 09 it doesn’t. My truck kept dying on me and throwing codes. Ended up being the module above the spare tire not being sealed correctly from gm. Definitely was confused tho when I didn’t see a relay or fuse…

Is it possible to run a fuel pump without a relay?

Evidently they made some revisions to the wiring at some point and either the relay is elsewhere or an electronic module handles the whole deal. Pull the fuse and see if the pump still runs. Thanks for your reply. I’ll go head and pull the module later today and see if that does the trick. +1 for @oblivion.