Fast solutions for complex problems

What size tools do I need to change an alternator?

In addition to a replacement alternator, you’ll need some tools:

  1. Hand tools like ratchets, sockets, and wrenches.
  2. Belt tensioner tool.
  3. Gloves and safety gear.
  4. Battery tender or memory saver, if necessary.
  5. Jack, jack stands, and wheel chocks, if necessary.

What tools do I need to take an alternator off?

Here are the tools and parts you’ll want to have ready[4]:

  1. Socket and ratchet set.
  2. Wrench set.
  3. Belt tensioner tool.
  4. Safety gear.
  5. Memory saver, if needed.
  6. New alternator.

How do you unplug an alternator?

How to Remove an Alternator Connector Tab

  1. Locate the thin black wire on the negative side of the battery.
  2. Locate the connector tab on the back of the alternator.
  3. Pull the black boot back, revealing either a small nut or a Phillips-head screw.

Can I change my alternator myself?

Replacing an alternator can cost you several hundred bucks at the local repair shop, but it’s one of the simplest repairs you can do at home. With a few tools and about an hour you can swap it out yourself — and keep your dough in your pocket where it belongs.

Is replacing an alternator easy?

How big does an alternator need to be in a Mitsubishi?

This should be in the 14 to 18 foot pound range. Plug in the electrical connections to the alternator and replace any additional components that you removed to get to the alternator. Connect the negative battery cable with a socket wrench.

How do you remove a nut from an alternator?

Use a socket or wrench to remove the nut by turning it counterclockwise. After the nut has been removed grasp the main power cable and lift it from the alternator charge terminal. Locate the control and monitoring wiring harness connector.

When do you need to replace the alternator belt?

Regardless of which design your vehicle uses, you will likely have to replace the belt that powers your alternator at some point in the lifetime of your vehicle. You can replace these belts yourself using common hand tools. Locate the alternator or serpentine belt.

How do you remove the serpentine belt from an alternator?

Record the radio presets if you want to re-enter them when the job is complete. The serpentine belt will also need to be removed. Locate the belt tensioner and hold reverse tension against it using a wrench, socket or breaker bar. This will allow the belt to be removed from the alternator pulley.