These instructions apply to Hyundai Elantra model years: 2011 2012 2013 2014 2015.
The OEM original battery on a 2016 Hyundai Elantra has the following specifications: 120 RC, 610 Cranking Amp (CA), 760 Cold Cranking Amps (CCA), AGM 70L-DIN / 70 Ah 20 HR.
Turning off the engine. Remove the key from the ignition. Engage your parking brakes.
Open the hood by pulling on the hood release lever located under the dashboard.
All Hyundai Elantra cars have the battery located in the engine bay. Note that some models have a plastic cover above the battery. This will need to be removed in order to access the battery.
Use a socket and ratchet handle to loosen the 10 mm bolt on the negative (-) terminal. Near the negative battery post, you will notice a (-) minus symbol or the words NEG / NEGATIVE stamped on the battery.
If the cable resists to come off the battery terminal, try twisting the clamp then remove it. Next, repeat the process for the positive (+) terminal.
Locate the battery clamp. Remove the 12 mm bolt on the battery clamp. Use a socket and ratchet to remove this bolt. Place both the hold-down device and the bolts aside.
Take the battery out of the battery tray. Batteries are heavy, so grab from the bottom using both hands. If the battery has a handle, use that instead.
If the old battery was fitted with an insulation sleeve make sure to remove it from the old battery and install it on the new battery.
Carefully, lower the new battery on the battery tray. Pay attention to the battery +/- pole orientation. They need to be in the same location as the old battery.
Reinstall the battery bracket. Ensure that the battery does not move. Try to move the battery back and forth to ensure that the battery is secure.
Before you reconnect the cables, clean the terminals using the battery post brush tool.
Next, connect the positive cable and fasten the terminal bolts. Now you can reconnect the positive battery cable. Last, connect the negative battery terminal and tighten the bolt.
Ensure that all cable connections/ hold downs are properly tightened. Check the security of your battery by trying to move it back and forth.
The battery cables should not move or rotate on the terminals. If your car does not start, check the battery cables to make sure they are secured on the battery post.
We found two highly rated batteries that fit the Hyundai Elantra.
ACDelco 47AGM Professional AGM Automotive BCI Group 47 Battery
This battery is an exact fit and meets the OEM specifications and requirements.
Optima Batteries 8020-164 35 RedTop Starting Battery
The Optima battery has a slightly different size than the OEM battery. Still meets the CCA/CA and RC specifications. Highly rated.
Picture: Location of battery on Hyundai Elantra.
Picture: Replacing Hyundai Elantra battery.
Picture: Hyundai Elantra battery tray
Picture: Stock Hyundai Elantra battery
Picture: Location of the positive battery terminal.
2011-2016 Hyundai Elantra use Group 47 Battery also known as H5.
760 Cold Cranking Amps (CCA), 610 Cranking Amp (CA)
At your local mechanic or Hyundai dealership expect to pay between $280 and $450 to change the battery on a Hyundai Elantra. If you change the battery yourself you will spend between $100-$150 for the new battery. Hyundai Elantra Battery Replacement Costs can vary by location.
Most batteries last between 5 and 10 years. If your Hyundai battery is showing signs such as hesitating the start the car you should replace the battery ASAP.