2002 Ford Explorer Engine and Engine Cooling Problems

Source: NHTSA · Updated Sep 9, 2026 · 163 complaints analyzed

Owners have filed 163 complaints with NHTSA about engine and engine cooling problems on the 2002 Ford Explorer, 5% of all complaints for this model year. Half of the reports with a mileage happened before 74,000 miles. The words owners use most often: “spark plug” (17% of reports).

What owners describe

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

  • Spark plug: mentioned in 27 of 163 complaints (17%)
  • Timing chain: mentioned in 14 of 163 complaints (9%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical engine and engine cooling repair on the 2002 Ford Explorer at $4,650, and half of them between $3,100 and $7,000.

Based on 8 NHTSA complaints about this problem alone that state a repair bill or quote (2004–2010), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do engine and engine cooling problems happen?

Based on 113 complaints that reported the odometer reading.

Under 10k miles1 · 1%
10k–25k miles4 · 4%
25k–50k miles25 · 22%
50k–75k miles29 · 26%
75k–100k miles19 · 17%
100k–150k miles26 · 23%
150k+ miles9 · 8%

How serious are the reports?

Of 163 complaints, 2 mention a crash, 11 a fire, 1 an injury.

Ford Explorer engine and engine cooling complaints by model year

Peak: 1997, with 198 complaints
1995: 4519951996: 811997: 1981981998: 18919981999: 1002000: 902001: 3920012002: 1632003: 692004: 7120042005: 292006: 1642007: 1020072008: 42009: 12010: 320102011: 212012: 142013: 6720132014: 672015: 662016: 11420162017: 772018: 292019: 620192020: 212021: 102022: 220222023: 12025: 1

n = 1,752 complaints · Source: NHTSA

Model yearEngine and Engine Cooling complaintsShare of that yearMedian miles
2025 Explorer11%—
2023 Explorer11%35,682
2022 Explorer21%88,689
2021 Explorer102%60,000
2020 Explorer212%51,250
2019 Explorer62%63,000
2018 Explorer294%71,699
2017 Explorer775%89,600
2016 Explorer1145%75,650
2015 Explorer664%59,220
2014 Explorer674%27,950
2013 Explorer673%61,151
2012 Explorer142%56,734
2011 Explorer212%85,000
2010 Explorer33%14,000
2009 Explorer13%88,350
2008 Explorer43%67,000
2007 Explorer105%53,000
2006 Explorer16426%45,776
2005 Explorer296%44,113
2004 Explorer715%55,000
2003 Explorer696%50,000
2002 Explorer1635%74,000
2001 Explorer3910%86,000
2000 Explorer909%56,700
1999 Explorer1007%64,000
1998 Explorer18910%100,000
1997 Explorer19811%98,000
1996 Explorer816%78,000
1995 Explorer455%139,000

When owners reported it

Peak: 2002, with 27 complaints
2001: 2200122002: 272002272003: 162003162004: 162004162005: 122005122006: 142006142007: 132007132008: 132008132009: 182009182010: 172010172011: 8201182012: 5201252013: 1201312014: 120141

n = 163 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine and engine cooling for the 2002 Ford Explorer. 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.

I had to replace transmission and solenoid, costing over $2500. *tr

Received Mar 25, 2014 · NHTSA complaint 10574652

Heard a knocking noise went to mechanic. Was told i blew a two holes through timing chain cover. Went online found that it is a recurring problem for that year of ford. Very upset there is no recall. Was told it would cost at least 2000 to fix. Ford needs to do something about this. I want to go to…

Received Oct 4, 2013 · NHTSA complaint 10546818

I was driving on the freeway when i looked back in my rear view mirror and noticed smoke billowing out the back of my car. I pulled over. My husband got out of the car and looked under the front. I smelled fire and he said it's on fire. My husband saw a liquid dripping from the car that was clearly…

Received May 30, 2012 · NHTSA complaint 10459987
Ford Explorer
A 2025 Ford Explorer Active (facelift) photographed in Fresh Meadows, Queens , New York, USA.. Representative photo; appearance varies by model year. Photo: Kevauto, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2002 Ford Explorers have engine and engine cooling problems?

No. NHTSA has 163 owner complaints about engine and engine cooling for the 2002 Ford Explorer (5% of the 3,295 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 2002 Ford Explorer engine and engine cooling?

No recall currently lists engine and engine cooling for this vehicle.

At what mileage do engine and engine cooling problems start?

The median reported mileage is 74,000 miles: half of the reports with a mileage came before that.

How much does it cost to fix engine and engine cooling problems on the 2002 Ford Explorer?

Owners report a typical cost of $4,650 (half paid between $3,100 and $7,000), from 8 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about engine and engine cooling problems on the 2002 Ford Explorer?

The most frequent phrase is “spark plug”, in 27 of 163 complaints, followed by “timing chain” (14).

Other 2002 Ford Explorer problems

See all 2002 Ford Explorer problems or engine and engine cooling problems across all Explorer years.