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How much does it cost to replace the ECU on a Honda Accord?

The cost to replace the engine control unit (ECU) on a Honda Accord can vary, but typically ranges from $500 to $1,200, including parts and labor. The exact cost will depend on factors such as the model year of the Accord, the specific repair shop, and whether any additional repairs are needed.


What is the ECU and Why Does it Need Replacement?


The ECU, or engine control unit, is the brain of a vehicle's engine. It is a computer that monitors and controls various engine functions, such as fuel injection, ignition timing, and emissions control. Over time, the ECU can fail or become damaged, requiring replacement to ensure the engine operates properly.


Some common signs that the ECU needs to be replaced on a Honda Accord include:


  • Check engine light is illuminated

  • Engine is running rough or stalling

  • Decreased fuel efficiency

  • Difficulty starting the engine



If the ECU is not replaced when it fails, it can lead to further damage to the engine and other components, resulting in more costly repairs down the line.


Factors Affecting the Cost of ECU Replacement


The cost to replace the ECU on a Honda Accord can vary based on several factors:


  • Model Year: Newer Accord models may have more advanced ECU technology, resulting in a higher replacement cost.

  • Labor Costs: The labor cost to replace the ECU can vary depending on the repair shop's hourly rate and the complexity of the job.

  • Parts Cost: The cost of the replacement ECU itself can range from $300 to $800 or more, depending on the specific model and where the part is sourced.

  • Additional Repairs: If the ECU failure has caused damage to other engine components, the total cost of the repair may be higher.



It's important to have the ECU diagnosed by a qualified mechanic to determine the root cause of the issue and the appropriate course of action. Attempting to replace the ECU without proper diagnosis can lead to further problems and unnecessary expenses.

How much does it cost to get an ECU replaced?


between $1,000 and $3,000
The Cost of Replacing an ECU
An OEM replacement ECU might cost you between $1,000 and $3,000. More luxurious cars will have more expensive ECUs. Refurbished replacement ECUs can cost between $500 and $1500 with coding.



Are ECU problems expensive?


If there is physical damage on your ECU, then you will have to have the ECU replaced. The cost of replacing a ECU can be a few hundred pounds if you drive a very basic car, or well over a thousand pounds if you drive a premium model.



Can you still drive with a bad ECU?


If you're experiencing difficulties with your ECU, don't hesitate to get it diagnosed, repaired or replaced as soon as possible. A malfunctioning ECM can cause a number of problems, ranging from decreased fuel efficiency to engine misfires. In worst case scenarios, it can even prevent your engine from starting.



Is it expensive to replace ECU?


The OEM ECU/PCM Part can be bought new for ~$650 USD from online dealers and closer to $500 from other sources. If replacing it with new, you'll need programming and installation. That means labor and costs vary, but another $400-700 seems like a resonable guess.



What is ECU Honda Accord?


Discover our top-quality selection of Honda Accord Engine Control Units (ECU). These professionally programmed modules are designed to ensure optimal performance of your vehicle's powertrain system.



How much does it cost to replace the ECM in a Honda Accord?


between $1,030 and $1,102
The average cost for an Engine Control Module (ECM) Replacement is between $1,030 and $1,102. Labor costs are estimated between $78 and $98 while parts are priced between $952 and $1,004. This range does not include taxes and fees, and does not factor in your unique location.



Can I just replace my ECU?


ECU replacement is a complicated process that requires professional technical knowledge, and the specific process of ECU replacement varies by vehicle make and model.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.