Is Your Acura TSX Battery Dying? Here’s What You Need to Know

by Phil Borges // in Car

Acura TSX owners know the importance of having a reliable battery to power their vehicle. Whether it’s for starting the engine or running various electrical systems, a good battery is essential. In this article, we’ll answer some common questions about Acura TSX batteries, including what type and size of battery your car needs, how to replace it, and which year models are considered the best. So, if you’re experiencing battery issues or want to be prepared for when it’s time for a replacement, keep reading to learn all you need to know about Acura TSX batteries.

What kind of battery does a 2006 Acura TSX?

The 2006 Acura TSX uses a 12-volt lead-acid battery. It is a Group 51R battery with a CCA (cold cranking amps) rating of 500. This type of battery is commonly found in many other Honda and Acura vehicles as well.

What size battery does an Acura TSX need?

The battery size for an Acura TSX can vary depending on the year and model of the vehicle. However, most Acura TSX models use a Group 51 battery, which has dimensions of approximately 9.4 x 5.1 x 8.9 inches.

How do you change the battery on a 2009 Acura TSX?

To change the battery on a 2009 Acura TSX, follow these steps:

  1. Turn off the engine and make sure the car is in park.
  2. Open the hood and locate the battery. It is located on the driver’s side of the engine compartment, near the front of the vehicle.
  3. Using a 10mm wrench or socket, remove the negative cable from the battery terminal. Be sure to cover the cable end with a rag or tape to prevent it from accidentally touching the battery.
  4. Repeat step 3 for the positive cable.
  5. Remove the battery hold-down clamp and lift the battery out of the compartment.
  6. Place the new battery into the compartment and secure it with the hold-down clamp.
  7. Reconnect the positive cable to the battery terminal, followed by the negative cable.
  8. Start the engine and check that all electrical systems are functioning properly.

Which year Acura TSX is the best?

The Acura TSX has been a popular choice among car enthusiasts for its reliability, comfort, and sporty performance. While opinions may vary, many consider the 2007-2008 Acura TSX as the best model years due to their refined suspension, updated styling, and additional features such as Bluetooth connectivity and a larger navigation screen. However, all Acura TSX models are known for their durability and longevity with proper maintenance.


Now that you know the type and size of battery your Acura TSX needs, and how to replace it, you can ensure that your vehicle is running smoothly and reliably. Remember to always use a high-quality battery and follow the manufacturer’s recommendations for maintenance and replacement. With proper care, your Acura TSX can provide years of enjoyable driving.

About the author, Phil Borges

Phil Borges is a battery aficionado. He's written extensively about batteries, and he loves nothing more than discussing the latest innovations in the industry. He has a deep understanding of how batteries work, and he's always on the lookout for new ways to improve their performance.