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2018 Honda Civic Si
Solid pick. The public record on this car is clean for its age. Inspect it, then negotiate with confidence.
598 owner complaints · 0 recalls · data verified July 19, 2026 · source: NHTSA
Why buy?
Steering problems dominate (37% of complaints, typically reported near 53k miles).
Zero recalls, rare for a car this age.
Score breakdown, by factor
Full methodology →#218 of 388Among the 2018 models with a matured record, the 2018 Honda Civic Si ranks #218, scoring higher than 42% of them. See the 2018 ranking →
Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
How it crashes
NHTSA’s own crash tests, separate from the reliability score above.
5/5 overall
NHTSA 5-Star Safety Rating · 2018 Honda Civic Si 2 DR FWD
Rollover risk in a single-vehicle crash: 9%
No open NHTSA defect investigations on file.
Source: nhtsa.gov/ratings. Star ratings compare vehicles within the same class and size, not across every car on the road.
The road ahead
What breaks on a 2018 Honda Civic Si, plotted where owners report it happening.
Also reported (mileage varies): Electrical system (51) · Brakes (21) · Airbags (20)
Mileage medians come from owners who mentioned an odometer reading in their NHTSA complaint, a rough guide, not a schedule.
Steering
37%224 complaints · typically near 53k mi · 80 in the last 2 years
“The electric power steering (EPS) system failed/malfunctioned this past week. When going over 35 mph my steering wheel would become "knotchy/jerky" and lock up and be …”
Fuel system
27%159 complaints · typically near 39k mi · 71 in the last 2 years
“Honda issued a recall for the fuel pump system. Initially, when the recall came out, I contacted them about the recall they stated that the parts were on back order an…”
Electrical system
9%51 complaints · 6 in the last 2 years
“Car battery died 3 times. Bought new battery after it being towed 2 times. 500. Door handle had to be replaced labor and costs over one thousand dollars. September 202…”
Engine
8%50 complaints · typically near 12k mi · 8 in the last 2 years
“Engine failure while driving down the highway. Was able to safely get off the highway without being able to accelerate. Car was towed to the Honda dealership where all…”
Check it against this car’s mileage
Type the odometer reading on the actual car you’re looking at to see which of these problem areas owners tend to report before it, around it, or after it.
We can place 3 of this model's commonly reported problem areas against a mileage. Nothing is stored.
Read all 598 owner complaints in their own words → · just the 36 crash/fire/injury reports →
Recalls (0)
No recall campaigns on file for this model year.
Questions to ask the seller
Questions worth asking the seller of this Honda before you buy, drawn from its public record:
- Owners of this model report steering problems more than anything else (owners tend to report it near 53k miles). Has this car shown any steering symptoms, and are there repair records for it?
- Owners of this model report fuel system problems more than anything else (owners tend to report it near 39k miles). Has this car shown any fuel system symptoms, and are there repair records for it?
- Has this car been in any accident or had any structural, airbag, or flood-related repair? Do you have a clean title and a recent history report (Carfax / AutoCheck)?
- How many owners has it had, do you have the maintenance records, and why are you selling it?
- Are you open to me having an independent mechanic inspect it before we settle on a price?
Before you hand over money
Check the VIN for open recalls
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
Free NHTSA VIN check ↗Get a pre-purchase inspection
A $150 to $250 independent inspection of this exact 2018 Honda CIVIC SI beats every score on the internet, including ours.
What to ask forNot set on the 2018? See how every Civic Si model year scores →
Cross-shopping? Compare the 2018 Honda Civic Si against another car →
What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.