2018 Honda Fit Engine cooling Problems
- Complaints
- 1about this part
- Share
- 1%of 117 total for the year
- Median mileage
- 110,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine cooling of the 2018 Honda Fit, 1% of the 117 complaints for this model year. Where a mileage was given, the median is 110,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2018 Honda Fit. The contact stated that while driving at an undisclosed speed, the vehicle hesitated and started to shake. The check engine warning light intermittently illuminated. The vehicle was taken to the dealer where it was diagnosed that the fuel injectors had failed and needed to be replaced. The vehicle was not repaired. The contact stated that the failure recurred. The vehicle was taken to AutoZone where a diagnostic test was performed and produced DTC code: P0420 (Catalyst System Low Efficiency). …”
NHTSA complaint #11545681, filed 2023-09, 110,000 milesRelated service bulletins
- 10253302Apr 15, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catalyst System…
- 10252468Mar 28, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catalyst System…
- 10250729Feb 15, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst…
- 10250329Feb 1, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst…
- 10249201Jan 17, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst…
- 10248678Jan 2, 2024Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst…
- 10246405Nov 28, 2023Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst…
- 10240777Aug 14, 2023Owner Notification Letter - On some 2018-2019 Fit vehicles, a combination of carbon deposits on the intake valves and the PGM-FI software settings may lead to reduced combustion…
- 10237807Jun 2, 2023Service Bulletin - A combination of carbon deposits on the intake valves and the PGM-FI software settings may lead to reduced combustion stability under certain circumstances…
- 10237806Jun 2, 2023Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301âP0304 (cylinder misfire detected) due to carbon buildup on the intake valves may be…
Engine cooling: other model years
Other parts of the 2018 Honda Fit
41 complaintsElectrical system
34 complaintsEngine
23 complaintsOther or unknown
17 complaintsBody and structure
12 complaintsForward collision avoidance
9 complaintsLane departure
5 complaintsTransmission and drivetrain
4 complaintsAir bags
3 complaintsExterior lighting
3 complaintsVehicle speed control
3 complaintsSeats
2 complaints
← All problems reported for the 2018 Honda Fit
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology