Ford F150: How to Replace a Battery

You are not going anywhere in your Ford F-150 or Super Duty if your battery is dead. Here is how to change your battery.

By Scott Deuty - September 16, 2014

This article applies to the Ford F-150 (2004-2014) and F-250, F-350 Super Duty (2005-2014).

Your car will not take you anywhere without the battery, so knowing how to replace your battery will help get you back on the road quicker and cheaper. Your Ford F-150 or Super Duty's battery is designed to be swapped easily. It's not a matter of if you will need to change your car battery, it's a matter of when. Your car battery lives 2 to 3 years, and if it lives longer, you should be ready with a replacement. So if your lights are dim, your car sounds weak when you're starting it, or if you are not getting any power at all, it means it's time for you to read this article and change your battery.

Materials

  • Battery
  • 8 mm socket wrench
  • Battery terminal cleaner
  • Wire brush
  • Baking soda
  • Water

Pro Tips

  • Always wear safety glasses when working around any work that involves use of chemicals. Wear rubber gloves and keep them and the battery away from your clothes so the acid doesn’t destroy them.
  • Always disconnect the negative cable first and reconnect it last.
  • Don’t touch any wrenches between the battery terminal and any other part of your vehicle.
  • Discard the old battery according to local laws.
  • Read your owner’s manual to determine if there is a reset procedure for your vehicle, expecially if it has a Battery Monitoring System (BMS). Follow the procedure to avoid problems.

Step 1 - Locate the battery in the engine compartment

Figure 1. Battery location.

Take note of the dimensions as well as the terminal connection types. There may also be an amp-hour rating for the battery. The numbers will be on the face of the existing battery. Always replace the battery with one that has the same size or larger rating.

Step 2 - Disengage the battery

Figure 2. Disconnecting battery terminal.

Remove the negative terminal first and then remove the positive terminal by holding onto the rubber tubing and not the exposed metal terminal to avoid shock.

Step 3 - Release the battery

Figure 3: Removing the battery.

Use an 8mm socket wrench to remove the battery hold down clamp.

Step 4 - Clean the terminals

Figure 4: Cleaning the battery terminals.

Clean and inspect the battery terminals using a battery terminal cleaning products. Also remove any dirt or acid that may have built up in the battery compartment. Sprinkle baking soda on the battery compartment and flush it with clean water.

Step 5 - Install the new battery

Figure 5. Install the battery.

Install the new battery by placing the battery back in the tray, tighten the clamps, and attach the cables starting with the positive one first.

Featured Video - How to Replace a Dead Battery

Related Discussion

How to replace battery - Ford-trucks.com