Open the hood and find the battery
Park on level ground, kill the engine, set the parking brake, and pop the hood. Unlike its bigger siblings, the XC40 keeps its 12V battery in the engine bay, on the passenger side, tucked under a protective cover.
2019–2024 Volvo XC40
By Tom Becker ✓ Certified Mechanic · Published Sep 21, 2026 · Updated Oct 22, 2026
Save $140 by doing it yourself! Shop cost: $280
Quick answer: Battery Replacement on a 2019–2024 Volvo XC40 is rated Easy and takes about 25–40 minutes. You'll need 4 tools for this job, and parts cost about $140. This guide walks you through the full job step by step, including the mistakes to avoid.
| Part Name | Part Number | Price | Buy |
|---|---|---|---|
| Correct group-size battery | — | $140.00 | |
| Terminal cleaner Optional | — | $8.00 | |
| Terminal protectant Optional | — | $7.00 |
About prices: shown prices are typical retail averages and change frequently; cheaper alternatives may be available. Confirm the current price before buying.
💡 Pro tip: Order all parts at once to save on shipping
Follow these steps carefully
Park on level ground, kill the engine, set the parking brake, and pop the hood. Unlike its bigger siblings, the XC40 keeps its 12V battery in the engine bay, on the passenger side, tucked under a protective cover.
If space is tight, the air filter box beside it can be unclipped and moved aside so you can slide the battery out later — don't force anything; the clips release with a gentle pull.
I've fixed the damage from skipping this: If space is tight, the air filter box beside it can be unclipped and moved aside so you can slide the battery out later — don't force anything; the clips release with a gentle pull.
With a 10mm wrench or socket, loosen the nut on the negative terminal first, wiggle the cable free, and push it clear of the battery. Then do the same for the positive terminal. Negative off first — always.
Look for the hold-down clamp or bracket at the base of the battery tray and undo its bolt with your socket wrench. Lift the clamp out so the battery is free to move.
Grip the battery on both sides and lift it straight up and out of the tray. AGM batteries are dense — expect it to be heavy — and keep it level so nothing drips onto your paint or engine components.
Lower the new battery into the tray with the terminals oriented exactly as the old one sat — match negative to negative, positive to positive. Refit the hold-down clamp and tighten its bolt so the battery can't shift under braking.
Reconnect the positive cable first and tighten the nut, then reconnect the negative cable last. Check that accessories work; radio presets, the clock, or one-touch windows may need resetting, and your owner's manual will say if this model needs a battery registration or idle relearn.
Test your repair before closing everything up. If something doesn't work right, double-check your steps.
⚠️ Common Mistakes to Avoid
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