How to replace the alternator 2003-2007 Honda Accord

To replace the alternator on your Accord we’re here to help. You’ll need to open the hood, disconnect the battery, remove the serpentine belt as well as carry out a few other steps. You can carry out this tutorial of 10 chapters in 80 minutes. Bring your 10 mm socket and your long 12 mm socket and let’s get started!

Duration

80 minutes

Number of steps

Difficulty out of 5

Average savings

$90

Parts You Will Need

Alternator

Tools You Will Need

Step-by-Step Installation

Chapter 1:

Open the hood

Step 1/1

Turn your engine off, set the parking brake pull on the hood release handle, and open the hood.

Chapter 2:

Disconnect the battery

Step 1/1

For safety reasons, we advise you to disconnect the battery.

Chapter 3:

Informations

Step 1/2

In order to remove the alternator, you need to remove the serpentine belt from the alternator pulley.

Chapter 3:

Step 2/2

We recommend taking a picture or to draw the path of the belt around the different pulleys, in order to position it correctly later.

Chapter 4:

Remove the serpentine belt

Step 1/3

Using a 14 mm offset wrench, loosen the belt by turning the serpentine belt tensioner clockwise.

Chapter 4:

Step 2/3

Here’s a tip! You can enlarge the lever by inserting a socket into an extender and putting it on the end of the offset wrench, which will help you loosen the belt.

Chapter 4:

Step 3/3

Meanwhile, remove the serpentine belt from the power steering pulley, then from the various pulleys.

Chapter 5:

Remove the alternator

Step 1/5

Disconnect the power cables from the alternator.

Chapter 5:

Step 2/5

Next, using a flat head screwdriver, unclip the electrical harness located on the alternator.

Chapter 5:

Step 3/5

Using a ratchet and a long 12mm socket, unscrew the upper retaining bolt of the alternator.

Chapter 5:

Step 4/5

Unscrew the 2 lower bolts using the same tools.

Chapter 5:

Step 5/5

You can now move the alternator.

Chapter 6:

Disconnect the alternator

Step 1/3

Remove the rubber protection.

Chapter 6:

Step 2/3

Using a ratchet and a 10mm socket, unscrew the nut holding the positive terminal of the alternator.

Chapter 6:

Step 3/3

Then remove the terminal. You can now pull out the alternator by repeating the steps shown in the video.

Chapter 7:

Reconnect the alternator

Step 1/5

Take the new alternator.

Chapter 7:

Step 2/5

Unscrew the nut from the positive terminal.

Chapter 7:

Step 3/5

Return the alternator to its housing.

Chapter 7:

Step 4/5

Replace the positive terminal. Then, screw the nut back on.

Chapter 7:

Step 5/5

Put the rubber protection back on.

Chapter 8:

Put the alternator back in place

Step 1/5

Put the upper retaining bolt back in place.

Chapter 8:

Step 2/5

Screw the bolt back in roughly by hand.

Chapter 8:

Step 3/5

Do the same with the 2 lower retaining bolts. Then screw them back in with a ratchet until they make contact. Finish the tightening of the bolts with a torque wrench.