2018 Honda Civic: problems, recalls and what it’s worth
Known weak spot on this generation: 1.5L turbo — fuel-in-oil dilution. 6 recall campaigns to confirm with a dealer. A lot of owner complaints, 37% about steering.
Pull the dipstick and smell it for gasoline; check whether the oil level is ABOVE full. Confirm the software update / warranty-extension work was done.
Known problems on the 2018 Honda Civic
1.5L turbo — fuel-in-oil dilution $200–$1,500 to fix
If equipped with the 1.5T, this generation dilutes its oil with fuel, badly in cold climates — rising oil level, a fuel smell, rough cold running. Honda issued a service bulletin, a software update, and a warranty extension; some markets got a recall.
Check for: Pull the dipstick and smell it for gasoline; check whether the oil level is ABOVE full. Confirm the software update / warranty-extension work was done.
Basis: Honda 1.5T oil-dilution TSB & warranty extension; NHTSA; overseas recalls
Known patterns for this year and model, not findings about one car. A well-kept example may already have had the fix. Costs are rough US shop prices.
2018 Honda Civic recalls
NHTSA lists 6 recall campaigns for the 2018 Honda Civic. Repairs are free at a dealer for the brand, and a dealer can confirm by VIN which were already done.
- Airbags
Air bags that deploy unintentionally during a crash increase the risk of injury.
Details 26V332000
Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022 CR-V, 2017-2018, 2021 Civic Type R, 2017-2021 Civic hatchback, 2016-2020 Civic coupe, 2016-2022 Civic, 2017-2022 Accord Hybrid, and 2016-2022 Accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.
Fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are BOL, WO9, OOA, WOM, XOH, NOC, POD, BOE, UOF, POB, EOG, AOI, QO8, TOJ, DO7, and SOK. This recall expands previous NHTSA recall number 24V064. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 29, 2026.
- Fuel system
Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Details 23V858000
Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV, Fit, and 2015-2020 Honda Accord Hybrid, Pilot, Acura NSX vehicles. The fuel pump inside the fuel tank may fail.
Fix: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are KGC and KGD. This recall is an expansion of NHTSA recall numbers 21V-215 and 20V-314.
- Fuel system
If the fuel pump fails, the engine can stall while driving, increasing the risk of a crash.
Details 20V314000
Honda (American Honda Motor Co.) is recalling certain 2018-2019 Acura NSX, 2019 Acura RDX, RLX and RLX Sport Hybrid, 2018-2019 Honda Accord, Civic Hatchback, Civic Type R and HR-V, 2019-2020 Insight and 2019 Fit vehicles. The low-pressure fuel pump inside the fuel tank may fail.
Fix: Honda will notify owners and dealers will replace the fuel pump assembly, free of charge. The recall began July 22, 2020. Owners may contact Honda customer service at 1-888-234-2138.
- Equipment
If the owner is not able to verify if their vehicle is involved in safety recall, it can increase the risk of injury or crash.
Details 18V421000
Honda (American Honda Motor Co.) is recalling certain 2018 Honda Civic vehicles. The manufacturing date area of the certification labels may have random characters which can affect the owner's ability to determine if a safety recall includes their vehicle.
Fix: Honda will notify owners, and dealers will replace the certification label, free of charge. The recall began August 7, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is U23.
- Steering
The unintended steering input reduces vehicle maneuverability and increases the risk of a crash.
Details 18V663000
Honda (American Honda Motor Co.) is recalling certain 2017-2018 Honda Civic and CR-V vehicles. The magnet that controls the torque sensor output signal for the electronic power steering system may not be properly secured, allowing the magnet to become dislodged. During a full lock turn, the dislodged magnet may cause steering assist to be applied in the opposite direction.
Fix: Honda will notify owners, and dealers will replace the steering gearbox assembly, free of charge. The recall began November 9, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are C2N, P2O.
- Equipment
If the information is missing or improper, it can increase the risk of injury or a crash.
Details 18V817000
Honda (American Honda Motor Co.) is recalling certain 2017-2018 Honda Civic Hatchback and Civic Type R vehicles. The owners guide in these vehicles may not have been included or if included, the owner's guide may not have been properly provided required information. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."
Fix: Honda will notify owners, and dealers will replace the owners information kit, free of charge. The recall began January 9, 2019. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is O3A.
2018 Honda Civic safety investigations and free repairs
No open safety investigations.
Free repairs to ask about (warranty extensions):
- Heat and A/C: On some 2016-21 Civic models, the A/C condenser may leak refrigerant.
- Engine: American Honda is extending the powertrain warranty on the camshafts and rocker arm assemblies from the original 5 years/60,000 miles to 6 years/unlimited miles from the original date of sale.
A dealer for the brand can check these by VIN.
Source: NHTSA, Sep 24, 2026.
2018 Honda Civic safety and fuel
From NHTSA’s crash tests and the EPA’s fueleconomy.gov.
What owners complain about
598 complaints filed with NHTSA for this year and model, which is a lot.
Share of complaints that mention each area. One complaint can mention several.
What a 2018 Honda Civic is worth
Rough trade-in values — roughly what a dealer would pay — by mileage, from published trade-in guides. Private sales and dealer prices run higher. For the exact car, add its VIN.
| Mileage | Trade-in (rough) |
|---|---|
| 80,000 mi | $13,673 |
| 120,000 mi | $10,400 |
From new to now
New, a 2018 Honda Civic started at about $19,835. At a typical 96,000 miles today it trades in for about $12,364 — roughly 38% less.
Typical mileage = 12,000 miles a year; values between two published mileages are estimated in a straight line. “New” is the base price (cheapest version) as published, give or take destination fees; higher trims cost more.
Other Honda Civic years
2010 2011 2012 2013 2014 2015 2016 2017 2019 2020 2021 2022 2023 2024
Printable inspection checklist · Out-the-door price calculator