What to do if your Ford F150 battery goes dead?

After the basics of checking the battery and alternator, I disconnected the negative battery cable and installed my Fluke multimeter in series between the negative battery post and the negative battery cable. I set the meter to read DC amps and adjusted the test leads accordingly.

What’s the problem with my key off battery?

Question for RON. PROBLEM – I have a key-off battery drain problem that runs down the battery. Takes 1-2 days to drain the battery with the key off, so the truck won’t start. WHAT I’VE DONE ABOUT IT – First, I installed a knife switch on the positive terminal of the battery.

Where is the gem on a F150 battery?

The leak would run down the a-pillar and into the fuse box area the GEM is mounted behind the fuse box. It’s a bitch to change. If it’s the GEM on your 2011 you may have to get it programmed at a stealership.

Why does my F150 battery drain after sitting overnight?

As a result at random times the 4×4 light would illuminate (but the truck wasn’t nor went into 4WD mode…light would just illuminate. Battery would drain after sitting overnight. The leak would run down the a-pillar and into the fuse box area the GEM is mounted behind the fuse box. It’s a bitch to change.

What to do if your Ford F150 battery dies?

Unplug your glove compartment light bulb. Some vehicles glove departments do not close appropriately to toggle off the light and it will drain a battery like you wouldn’t believe. I haven’t heard too many problems in ford’s but this used to be a problem in Mercury’s which of course might as well be Ford Thanks, ill go check that out and see.

Where did the 2012 Ford F-150 battery fail?

The contact owns a 2012 Ford F-150. After the vehicle was shut off, the battery failed and the vehicle could not be restarted. The vehicle was taken to blue ridge north georgia Ford (7525 e. Appalachian highway, blue ridge, GA) to be diagnosed, but the cause of the failure could not be determined.

How long does it take to drain a battery with the key off?

Takes 1-2 days to drain the battery with the key off, so the truck won’t start. WHAT I’VE DONE ABOUT IT – First, I installed a knife switch on the positive terminal of the battery.

Why does my Ford F-250 battery drain so fast?

If you only use your vehicle every few days, do lots of short drives, stopping & starting, it could drain your battery. The alternator is a “battery maintainer”, not a heavy duty battery charger.

How often should I charge my Ford F-250 battery?

17 people found this helpful. you might want to disconnect the ground cable from your battery then put your battery charger on it to bring it up to full charge then re-connect the ground cable. If your battery is reasonably good and you start / drive your vehicle reasonable distances every couple of days, it should hold.

What is the alternator in a Ford F-250?

The alternator is a “battery maintainer”, not a heavy duty battery charger. Hope this is useful… 8 people found this helpful. Not offering a solution, just want to share what happened with my car.

Why are my Ford F-250 Super Duty batteries draining down?

Batteries are only 3 year old Interstates. Took it to my regular shop and they said the ECM was bad and replaced it. But the problem is still there. As long as I use it everyday it starts fine, Try cleaning up all ground points. I had something similar happen to me in a Taurus I use to own.

How many batteries does a Ford F250 have?

Ford F250 is equipped with two batteries. Figure 2. The red arrow is the connection to the battery. The green arrow is the connection to the ignition switch. Figure 3.

When did the Ford F250 diesel engine come out?

This article applies to the Ford F250 and F350 diesel engine (1994-2003). Trying to start your Ford truck and getting nothing can ruin your whole day, and make work on the job site grind to a halt.

What to do if your Ford F150 battery goes dead?