Engine Computer (ECM, ECU, PCM) for a 2005-2006 Acura RSX - 37820-PND-A64

The 2005-2006 Acura RSX 37820-PND-A64 Engine Control Module ECU ECM is a crucial component that governs the performance of your Acura RSX. As the brain of your vehicle's engine, this control module ensures optimal fuel efficiency, smooth operation, and emission compliance. Crafted with precision and reliability, it replaces the original part numbers 37820-PND-A64 and more. Trust this genuine Acura module to keep your RSX running at its best.
Fits Part Number(s): 37820-PND-A64
Replaced By:
Common symptoms of a malfunctioning engine control module include:

• Check engine light stays on after reset.
• Engine shutting off for no reason.
• The apparent loss of spark
• The apparent loss of injection pulse or fuel pump.
• Intermittent starting problems.
• Loss of communication between the ECU and the scanning tool.
• Wait to start light stays on.
• Poor fuel efficiency.

Get your RSX back on the road quickly by purchasing a replacement OEM 37820-PND-A64 Powertrain Control Module PCM/ECM from Auto Computer Performance.
We stock a large inventory of control modules for most makes and models from 1989 to 2021. We have over 17 years of experience repairing and selling engine control modules. Your PCM will arrive pre-programmed to your specific vehicle and is simple to install.
We offer PCM Repair Services!
For over 17 years we have been repairing and programming Engine Control Modules. Our repair facility is equipped with state-of-the-art diagnostic and OEM programming tools. Our friendly and knowledgeable technicians will quickly diagnose and repair any issues with your PCM.
All of our control modules undergo strict quality testing and are guaranteed to meet OEM specifications and pre-programmed to match your VIN for a true Plug-and-Drive installation.
NOTE: We will need your VIN number during the checkout process in order to program the unit.

FAQs

Q1. Will this ECM (part 37820-PND-A64) fit my 2005–2006 Acura RSX 2.0L?

Yes — part number 37820-PND-A64 is the correct ECM for the 2005–2006 Acura RSX 2.0L. To guarantee an exact match we verify fitment against your VIN before programming, so add your VIN at checkout or call (954) 876-4662 to confirm.

Q2. Does this 2005–2006 Acura RSX 2.0L ECM come pre-programmed to my VIN?

Yes. We program the 2005–2006 Acura RSX 2.0L ECM to your exact VIN before it ships. Just enter your 17-digit VIN at checkout (or email it to us) and it arrives ready to install. Note that on some Acuras a brief immobilizer relearn may be needed.

Q3. Is this a plug-and-play ECM for the 2005–2006 Acura RSX 2.0L?

Yes. It's a plug-and-drive unit — pre-programmed to your VIN and ready to install with basic hand tools. Most vehicles start and drive immediately, though on some Acuras a brief immobilizer relearn may be needed.

Q4. Do I have to take it to a Acura dealer to program this ECM?

No. We program it to your VIN in-house before shipping, so you skip the dealer trip and the programming fees.

Q5. What information do you need to program the 2005–2006 Acura RSX 2.0L ECM, and where do I enter my VIN?

We only need your 17-digit VIN. Enter it in the VIN/notes field at checkout, or email it to autocomputerperformance@yahoo.com right after ordering. We use it solely to program and verify fitment for your 2005–2006 Acura RSX 2.0L.

Q6. What are the symptoms of a failing ECM on a 2005–2006 Acura RSX 2.0L?

Common signs include a no-start or hard-start, stalling, a rough or surging idle, engine misfires, poor fuel economy, a failed emissions test, or a check engine light you can't clear. If you're seeing these on your 2005–2006 Acura RSX 2.0L, a faulty ECM is a likely cause.

Q7. What trouble codes does this 2005–2006 Acura RSX 2.0L ECM fix?

It addresses ECM-related trouble codes such as P0606, P0601, P0603 and P0605 (internal processor/memory faults) and U0100 (lost communication with the ECM). Always confirm with an OBD-II scan tool, since these codes can point directly to the module.

Q8. How do I know the ECM is the problem and not something else?

Scan the vehicle and rule out wiring, sensors, and grounds first. If the codes point to the ECM itself (P0606, P0601 or U0100) or the unit won't communicate, replacement is usually the fix. Not sure? Call (954) 876-4662 and our ASE-certified techs will help you diagnose before you buy.

Q9. Is this ECM OEM or aftermarket?

This is a genuine OEM ECM (part number 37820-PND-A64), professionally remanufactured, updated with the latest software, and bench-tested in-house to meet or exceed factory specifications.

Q10. Is the 2005–2006 Acura RSX 2.0L ECM tested before it ships?

Yes. Every unit is inspected, repaired if needed, updated, and bench-tested by our ASE-certified technicians in Margate, Florida before shipping, so it arrives verified and ready for your 2005–2006 Acura RSX 2.0L.

Q11. What warranty comes with the 2005–2006 Acura RSX 2.0L ECM?

It's backed by a 6-month warranty (full coverage for the first three weeks, then prorated) plus lifetime phone support from our ASE-certified team in Margate, Florida.

Q12. Is there a core charge — do I need to send my old ECM back?

No. There is no core charge and you do not have to return your old ECM. The unit is yours to keep.

Q13. How fast is shipping in the USA?

We ship fast from our facility in Margate, Florida, so orders arrive quickly anywhere in the United States. For an exact delivery estimate on the 2005–2006 Acura RSX 2.0L ECM, call (954) 876-4662.

Q14. Can I install the 2005–2006 Acura RSX 2.0L ECM myself?

Yes. It's a direct plug-in swap: unplug the factory ECM connectors, mount the new unit, and reconnect. Basic hand tools are all most people need. Lifetime phone support is included if you need a hand.

Q15. What if this ECM doesn't fix my 2005–2006 Acura RSX 2.0L?

If it doesn't resolve your issue, it's covered by our 6-month warranty and return policy — contact us right away at (954) 876-4662 and we'll make it right. Our lifetime phone support will also help you confirm the diagnosis and get it working.