2006 Honda Civic Engine and Engine Cooling Problems

Source: NHTSA · Updated Oct 12, 2026 · 151 complaints analyzed

Owners have filed 151 complaints with NHTSA about engine and engine cooling problems on the 2006 Honda Civic, 11% of all complaints for this model year. Half of the reports with a mileage happened before 67,000 miles. The words owners use most often: “engine block” (36% of reports).

What owners describe

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

  • Engine block: mentioned in 54 of 151 complaints (36%)
  • Serpentine belt: mentioned in 12 of 151 complaints (8%)
  • Water pump: mentioned in 12 of 151 complaints (8%)
  • Tensioner bolt: mentioned in 11 of 151 complaints (7%)

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 2006 Honda Civic at $1,350, and half of them between $1,100 and $5,100.

Based on 25 NHTSA complaints about this problem alone that state a repair bill or quote (2007–2012), 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 134 complaints that reported the odometer reading.

Under 10k miles3 · 2%
10k–25k miles12 · 9%
25k–50k miles31 · 23%
50k–75k miles34 · 25%
75k–100k miles37 · 28%
100k–150k miles15 · 11%
150k+ miles2 · 1%

How serious are the reports?

Of 151 complaints, 1 mention a crash, 7 a fire, 1 an injury.

Honda Civic engine and engine cooling complaints by model year

Peak: 2006, with 151 complaints
1995: 719951996: 271997: 2519971998: 531999: 3019992000: 472001: 6420012002: 312003: 3720032004: 162005: 1920052006: 1511512007: 7420072008: 552009: 1220092010: 102011: 420112012: 42013: 120132014: 32015: 120152016: 42017: 520172019: 12021: 12021

n = 682 complaints · Source: NHTSA

Model yearEngine and Engine Cooling complaintsShare of that yearMedian miles
2021 Civic11%108,000
2019 Civic10%93
2017 Civic51%43,000
2016 Civic40%59,000
2015 Civic10%130,000
2014 Civic31%—
2013 Civic10%39,000
2012 Civic41%3,294
2011 Civic42%16,000
2010 Civic103%10,700
2009 Civic123%13,705
2008 Civic556%46,834
2007 Civic746%50,000
2006 Civic15111%67,000
2005 Civic196%81,523
2004 Civic165%40,346
2003 Civic377%65,000
2002 Civic314%50,450
2001 Civic646%81,000
2000 Civic4716%64,809
1999 Civic309%100,097
1998 Civic5312%84,470
1997 Civic257%90,000
1996 Civic279%—
1995 Civic74%182,600

When owners reported it

Peak: 2010, with 49 complaints
2006: 3200632007: 162007162008: 132008132009: 362009362010: 492010492011: 222011222012: 5201252013: 2201322015: 2201522016: 1201612022: 220222

n = 151 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine and engine cooling for the 2006 Honda Civic. 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.

The contact owns a 2006 Honda Civic. The contact stated that upon checking the fluids in the vehicle, she noticed that coolant had leaked onto the ground. Upon inspecting under the hood of the vehicle, the contact then noticed that coolant was located at the bottom of the engine and a small crack…

Received Dec 6, 2022 · NHTSA complaint 11496253

The accessory serpentine belt produced by gates triggers misfires faults. The part is available for inspection. The misfires escalated to a point where the MIL lamp flashed and the vehicle derated while operating on a roadway. Had to emergency stop. After key off/on the vehicle acted normally. I…

Received Jan 22, 2022 · NHTSA complaint 11448490

2006 honda civic. Consumer writes in regards to unsatisfactory customer service at dealership with issues in replacement of auto tensioner pivot bolt service bulletin 09-007. *m the consumer did not believe the tsb was completed as indicated by the dealership. The consumer stated the oversight, has…

Received Apr 19, 2016 · NHTSA complaint 10854711
Honda Civic
Honda Civic Sedan (FE) Washington DC, USA. Representative photo; appearance varies by model year. Photo: OWS Photography, CC BY 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2006 Honda Civics have engine and engine cooling problems?

No. NHTSA has 151 owner complaints about engine and engine cooling for the 2006 Honda Civic (11% of the 1,403 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 2006 Honda Civic 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 67,000 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 2006 Honda Civic?

Owners report a typical cost of $1,350 (half paid between $1,100 and $5,100), from 25 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about engine and engine cooling problems on the 2006 Honda Civic?

The most frequent phrase is “engine block”, in 54 of 151 complaints, followed by “serpentine belt” (12).

Other 2006 Honda Civic problems

See all 2006 Honda Civic problems or engine and engine cooling problems across all Civic years.