2018 Ford Focus Fuel/propulsion System Problems

Source: NHTSA · Updated Oct 8, 2026 · 132 complaints analyzed

Owners have filed 132 complaints with NHTSA about fuel/propulsion system problems on the 2018 Ford Focus, 16% of all complaints for this model year. Half of the reports with a mileage happened before 49,000 miles. The words owners use most often: “purge valve” (26% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Purge valve: mentioned in 34 of 132 complaints (26%)
  • Fuel tank: mentioned in 16 of 132 complaints (12%)
  • Code P1450: mentioned in 8 of 132 complaints (6%)
  • Gas station: mentioned in 8 of 132 complaints (6%)

At what mileage do fuel/propulsion system problems happen?

Based on 44 complaints that reported the odometer reading.

Under 10k miles8 · 18%
10k–25k miles1 · 2%
25k–50k miles13 · 30%
50k–75k miles15 · 34%
75k–100k miles1 · 2%
100k–150k miles4 · 9%
150k+ miles2 · 5%

How serious are the reports?

Of 132 complaints, 3 mention a crash, 2 a fire, 2 an injury.

Ford Focus fuel/propulsion system complaints by model year

Peak: 2014, with 299 complaints
2000: 3200032001: 21212002: 4200242003: 332004: 3200432005: 662006: 112006112007: 992008: 3200832009: 13132010: 172010172011: 222012: 28420122842013: 2092092014: 29920142992015: 1381382016: 16720161672017: 1161162018: 1322018132

n = 1,440 complaints · Source: NHTSA

Model yearFuel/propulsion System complaintsShare of that yearMedian miles
2018 Focus13216%49,000
2017 Focus11613%49,450
2016 Focus16714%56,223
2015 Focus13814%64,000
2014 Focus29911%61,339
2013 Focus20910%75,000
2012 Focus2848%80,375
2011 Focus22%44,000
2010 Focus176%43,250
2009 Focus136%87,500
2008 Focus31%37,000
2007 Focus92%75,000
2006 Focus115%52,000
2005 Focus61%84,500
2004 Focus31%175,000
2003 Focus30%170,000
2002 Focus40%73,000
2001 Focus211%135,000
2000 Focus30%96,000

When owners reported it

Peak: 2020, with 25 complaints
2018: 3201832019: 9201992020: 252020252021: 192021192022: 182022182023: 242023242024: 142024142025: 102025102026: 10202610

n = 132 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists fuel/propulsion system for the 2018 Ford Focus. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

when the vehicle accelerates too quickly or up a very gradual hill, barely any slope, it will slow to a stop. this is in line with the current recalls with other Ford focus 2018s likely caused by the Canister Purge Valve. it has the exact same symptoms, poor fuel economy, rough idling so much so…

Received Oct 8, 2026 · NHTSA complaint 11769967

There was supposedly a recall of 2012-2018 Ford focuses such as mine, which is a 2018, but somehow my car is not included in this recall even though it seems to be affected by the same problem. I believe it to have a faulty purge valve (forgive me if I am not precise in my terminology) as it stalls…

Received Sep 3, 2026 · NHTSA complaint 11761813

Car doesn't start after putting in gas, has to revved to start. Leaking fluid on right front driver side. Car doesn't start in intervals throughout the day.

Received Aug 31, 2026 · NHTSA complaint 11760847
Ford Focus
2018 Ford Focus ST-Line X 1.0 Taken in Warwick. Representative photo; appearance varies by model year. Photo: Vauxford, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2018 Ford Focuss have fuel/propulsion system problems?

No. NHTSA has 132 owner complaints about fuel/propulsion system for the 2018 Ford Focus (16% of the 837 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2018 Ford Focus fuel/propulsion system?

No recall currently lists fuel/propulsion system for this vehicle.

At what mileage do fuel/propulsion system problems start?

The median reported mileage is 49,000 miles: half of the reports with a mileage came before that.

What do owners say about fuel/propulsion system problems on the 2018 Ford Focus?

The most frequent phrase is “purge valve”, in 34 of 132 complaints, followed by “fuel tank” (16).

Other 2018 Ford Focus problems

See all 2018 Ford Focus problems or fuel/propulsion system problems across all Focus years.