🔋Battery Location
Mercedes S-Class Battery Location
Find where the battery is located on your Mercedes S-Class. Covers all model years with jump start points and replacement tips.
Quick Answer
The Mercedes S-Class battery is located in the engine bay on most models. Some years may have the battery in the trunk or under the rear seat — see the year-by-year breakdown below.
2019-2024
2019-2024Battery LocationEngine bay (right side) — some variants in trunk
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeAGM recommended for start-stop systems
Notes
- →Vehicles with auto start-stop REQUIRE an AGM battery — standard flooded batteries will fail prematurely
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Some models may require a battery registration/reset procedure after replacement
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
2013-2018
2013-2018Battery LocationEngine bay (right side) — some variants in trunk
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeAGM recommended for start-stop systems
Notes
- →Vehicles with auto start-stop REQUIRE an AGM battery — standard flooded batteries will fail prematurely
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Some models may require a battery registration/reset procedure after replacement
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
2007-2012
2007-2012Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
2001-2006
2001-2006Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
1995-2000
1995-2000Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
1989-1994
1989-1994Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
1983-1988
1983-1988Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
1977-1982
1977-1982Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
1972-1976
1972-1976Battery LocationEngine bay
Battery Group SizeGroup 35, 24F, or 48 (varies by engine)
CCA (Cold Cranking Amps)500 - 700 CCA recommended
Battery TypeStandard flooded or AGM
Notes
- →Disconnect the negative terminal first when removing, reconnect it last when installing
- →Clean battery terminals with a wire brush and apply dielectric grease to prevent corrosion
Frequently Asked Questions
- Where is the battery on a Mercedes S-Class?
- On most Mercedes S-Class models, the battery is in the engine bay. Some European-influenced designs and certain model years place it in the trunk or under the rear seat for better weight distribution. Check your specific year below.
- What size battery does a Mercedes S-Class need?
- The Mercedes S-Class typically uses a Group 35, 24F, or 48 battery depending on the engine and model year. CCA requirements range from 500-700. Vehicles with start-stop systems require an AGM battery.
- How long does a Mercedes S-Class battery last?
- A Mercedes S-Class battery typically lasts 3-5 years. In hot climates like Texas and the Southwest, expect closer to 3 years. AGM batteries in start-stop equipped models may last 4-6 years.
- Can I replace the Mercedes S-Class battery myself?
- Yes, battery replacement is a straightforward DIY job on most Mercedes S-Class models. You'll need a 10mm wrench for the terminals and possibly a 12mm or 13mm for the hold-down bracket. Some newer models may need a battery registration scan with an OBD2 tool.