What would drain a truck battery?

What may drain a car battery when it’s off, however, are things such as interior lights, door lights, or even bad fuses. While your engine runs, the alternator recharges the battery — which is why you typically don’t have to worry about the battery dying while you’re blasting the radio on your drive to work!

What should I do about battery drain on my Dodge Ram?

Hoping to get some direction on diagnosing a battery drain issue I’m having. I’ve disconnected the negative lead and hooked a multimeter up between the negative lead and the negative post. I’ve disconnected the hood light. Reading starts and stays as 12.18 amps.

What kind of battery does a Dodge Ram 1500 have?

I have a ’99 Dodge Ram 1500. It has something draining the battery. We bought a new $100 battery and eventually the same thing. Dead. So we have time we park for more than a couple hours. When I when it touches the battery post. think (correct me if I’m wrong) is way too much. I’m suppose to be seeing more like 0.05..!? I also

What’s the current on a Dodge Ram when it is off?

He’s doing an amp draw test, not voltage drop. 12.18 is the current being drawn with the truck off. @Tim C, that is EXTREMELY high for the truck being off (like equivalent to both headlights being on).

Where is the radio fuse on a Dodge Ram?

@Tim C, that is EXTREMELY high for the truck being off (like equivalent to both headlights being on). There is one other fuse outside the fuse box, and that is the radio fuse which is by the battery near the brake fluid reservoir. There’s one other item not associated with the fuse box I can think of, and that’s the alternator.

What to do if your Dodge Ram battery is draining?

Th There is a number of youtube video’s that show ways to narrow down the circuit draining your battery in-which you can located it and repair it.

How can I drain a 12V battery overnight?

To drain two 12v batteries overnight is a significant drain. Pull your positive terminal off. Put a meter between it in the battery with the key off. Youll see the drain in -volts. Remove fuses one by one until the drain ends, and youll see what is shorted. Dash cluster got me..twice. Pull IOD fuse and measure current draw with ammeter.

What causes a car battery to drain overnight?

This happens when something – a glovebox light, an amplifier, any electrical component – is pulling power from the battery when it shouldn’t. Since the alternator isn’t generating vehicle electricity, the problem component pulls from the battery, slowly draining it overnight until your vehicle won’t start.

What would drain a truck battery?