electrical
2018 Honda Civic — Battery replacement
⚙ 1.5L Turbo I4Applies to the Honda Civic gen 10 (2016–2021) , 1.5L Turbo I4. Part numbers and timing are the same across the generation.
You keep by doing it yourself $113
Shop charges $262 · your parts $149
See parts & tools ↓ What the shop charges
- Labor (0.5 hr × $142/hr)
- $71
- Parts
- $171
- Shop fees
- $20
- Shop total
- $262
What it costs you
- Parts (retail)
- $149
- You keep
- $113
Labor rate $142/hr re-derives every page when it changes.
- Difficulty 2/5
- Time0.4–0.8 hr
- Interval60,000 mi
- First-timer OKYes
Parts you'll need
Estimated DIY parts cost: $149
- Battery — Honda Civic (Group 51R) Check fit & current price on Amazon
OEM Group 51R
Cross-ref: WEIZE Platinum AGM BCI-51R
Most 2016-2021 trims use 51R; some 2019-2020 models use H5 — verify group size on your current battery label before ordering.
Price shown on this page is an estimate, not a live Amazon price.
Tools
- Metric socket set (1/2" drive) View on Amazon ↗
~$45 · reused across many jobs (estimate, not a live price)
- Battery terminal cleaning brush View on Amazon ↗
~$8 · reused across many jobs (estimate, not a live price)
Where people get stuck
- Memory loss on disconnect. Radio presets and idle relearn reset. A memory saver avoids it.
Video
▶ Watch the walkthrough ↗Covers 12V battery replacement on the 2016-2021 Civic.