Common questions

Why would running lights stay on?

Why would running lights stay on?

Hello there, a few different faults can cause the daytime running lights to stay on. The most likely would be the headlight switch, DRL relay, or a wiring issue. Running lights work, brake lights do not. It sounds like you may have a bad brake light switch.

Why does my Ford F250 diesel not start?

They could not be functioning. The diesel engine doesn’t have spark plugs like most trucks, instead, it used glow plugs, which are designed to heat up and assist in starting the diesel engine. Although the glow plugs aren’t always essential for starting, they assist the process especially when the ambient temperature is very low.

When did the interior light come on on the Ford F-150?

This article applies to the Ford F-150 (2004-2014) and the F-250, F-350 Super Duty (2005-2014). The interior light in your Ford F-150 or Super Duty truck is very important.

Why does the dome light on my F-150 stay on?

Check the wires connecting to your dome light lamp by removing the light bulb, pulling the connector out, and checking for any corrosion. The older and more Northern your truck the more likely corrosion has interfered with every electrical connection, regardless ever being touched. Our choice fix is a spray with DeoxiIT from Caig Labs.

How can I tell if my Ford F250 is starting?

Hook the multimeter to the starter terminal on the solenoid and turn the key again, you should get 12 volts. On many of these trucks you don’t need to jack it up to reach the starter, so you can perform the same test by connecting to the starter itself and checking for 12 volts when the key is turned.

Why is the battery warning light still on on my Ford truck?

This all started after the pickup blew a high pressure oil line and was replaced. The mechanic checked everything and can’t locate any possible signs of a problem. The battery warning light is still lite up when the ignition switch is turned on. The batteries drain when the truck sits. has to be charged up or jumped to start it.

Why do the brake lights stay on after the truck is shut off?

Click to expand… Ok, after pulling the recon lights one by one with no change, I put all factory equipment lights back in and same problem exist. When truck is off; brake lights are on. As soon as you start the truck everything goes back to normal.

Why does my Ford PowerStroke battery not charge?

It was a fuse in fuse box under the hood. That caused the battery system to not charge. Someone before I owned the truck put a 5 Amp fuse instead of the 10 fuse that was required. All the fuses were checked under the hood several weeks ago and they were all OK.

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Ruth Doyle