2018 Honda Civic Coupe Fuel tank size
12.39US gal
2018 Honda Civic Coupe Owner's Manual, PDF page 27
12.39 US gal (46.9 L)Open the manual at this page ↗Added Oct 15, 2026
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Fuel tank size · All versions · PDF page 27
12.39 US gal (46.9 L)
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As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 12.39 US gal | “12.39 US gal (46.9 L)” | PDF page 27 ↗ |
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