The Lemon Index

Repair costs · ECM (engine computer) replacement

Honda Accord ECM (engine computer) replacement cost.

What 5 Honda Accord owners reported paying.

What owners paid

$1,000 middle bill · most between $960 and $2,000

Compared with every car

Lower than the $1,200 middle bill owners of all 91 models reported.

Model years reported

2000–2014 Honda Accord

Honda Accord owners reported paying a median of $1,000 for a ECM (engine computer) replacement, with the middle half of bills between $960 and $2,000. That's from 5 owner reports (5 complaints to NHTSA). Costs vary by shop and region.

What owners paid

  • Under $5000%
  • $500–$1,00040%
  • $1,000–$2,50040%
  • $2,500–$5,0000%
  • $5,000 and up20%

Share of the 5 owner reports in each price band.

By model year

Reports per model year, with the middle bill where there are 3 or more. YouTube amounts count for the generation the video covers.

Engines in these years

J35 3.5 V6 · K24 2.4

Engines with a page of their own that this model was sold with in the years above. Owners don't always say which engine they had.

Keep going

Other repairs Honda Accord owners reported

Transmission replacement (181) · Brake repair (100) · Starter replacement (67) · Head gasket replacement (55) · Fuel injector replacement (28) · AC condenser replacement (27) · Steering rack replacement (22) · Radio and infotainment screen repair (18) · ABS module replacement (17) · Spark plug replacement (10) · Engine replacement (8) · Wiring harness repair (8) · Fuel pump replacement (7) · Torque converter replacement (7) · Airbag module and clock spring replacement (6) · Alternator replacement (6) · Turbocharger replacement (5)

The details

How we count

Every number here is a repair bill an owner reported, never a shop's price list. Two sources: the bills owners wrote in their own complaints to the U.S. government (NHTSA), and the dollar amounts owners said out loud in YouTube repair and ownership videos. A figure counts for a repair when that repair is the part named nearest to it. Left out: purchase prices, payments, rentals, towing, warranties and deductibles, amounts under $50 or over $15,000, parts-only prices ("the part was $80 on Amazon"), bills for two different repairs named together, and money someone else paid. One number per complaint (or video) and repair: the biggest, so it's the bill, not the diagnosis fee.

The range is the middle half of the bills (the 25th to the 75th percentile), so one wild number can't swing it. Owners who complain to the government often had expensive repairs, so a typical bill can be lower. Costs vary by shop and region, by dealer vs independent shop, by parts and by miles. This is what owners reported, not a quote for your car.

Check the bills yourself

NHTSA complaint numbers (search them at nhtsa.gov): 11444031, 10543387, 10407359, 10190147, 10148594.

Quick answers

How much does ECM (engine computer) replacement cost on a Honda Accord?

Honda Accord owners reported a median of $1,000, and the middle half paid $960 to $2,000, from 5 owner reports. Costs vary by shop and region.

Is a Honda Accord ECM (engine computer) replacement more expensive than on other cars?

The Honda Accord middle bill of $1,000 is lower than the $1,200 owners of all 91 models we have reports for paid.

Where do these Honda Accord repair costs come from?

From 5 complaints to NHTSA: what owners themselves said they paid. They aren't verified bills or a shop's quote.

Sources: NHTSA owner complaints and YouTube videos (amounts said out loud), sorted by The Lemon Index. Owner reports, not a price quote. Costs vary by shop and region.

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