Battery replacement Guide2018 BMW X5
Complete DIY repair guide with step-by-step instructions. Find exact parts on Amazon for your vehicle.
Difficulty
Easy (requires coding)
Time
30-45 minutes
Parts Needed
1 items
DIY Savings
$100-400+
2018 BMW X5 — What You Need to Know
- →Battery location: trunk under floor mat (E53 1999-2006) or under rear right seat cushion (E70 2007-2013)
- →Group H8 (49) battery — larger than X3's H7. Do NOT substitute a smaller battery
- →Battery registration required — BimmerCode app (~$25) is the easiest DIY coding solution
- →After replacement, windows and sunroof may need to be re-initialized (hold window down, release, hold down again briefly)
Torque Specs
Terminal bolts: 4-6 ft-lbs
Safety Warnings
- •MUST register new battery with BMW coding software — same requirement as X3
- •E53: battery in rear cargo area under floor mat. E70: under rear right passenger seat
Tools Required
10mm wrench
BMW coding tool or BimmerCode app
Parts Needed
BatteryGroup H8 / 49, minimum 70Ah / 800 CCA
Shop on AmazonBosch BH8510 / Odyssey PC-1220
Basic Procedure Overview
- 1Access battery in rear cargo area (E53) or under rear seat passenger side (E70)
- 2Disconnect negative terminal first, then positive
- 3Remove hold-down bracket, slide out old battery
- 4Install new H8/49 battery, reconnect positive then negative
- 5Register battery via BimmerCode app or BMW ISTA — input 70Ah capacity
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