Description
Part Description
This OEM Engine Computer Control Module (ECU) was removed from a 2003 Acura MDX and carries the manufacturer part identification 37820-RDJ-A570. The engine brain box controls critical engine functions and has been professionally inspected to ensure proper operation. This unit is currently on our shelf and ready for immediate shipment to get your MDX back on the road.
The Engine Computer Control Module, also known as the ECU or PCM, is the central processing unit that manages your vehicle’s engine performance, fuel injection, ignition timing, and emissions systems. These units commonly fail due to electrical surges, moisture damage, or internal component degradation over time. When your ECU fails, you may experience no-start conditions, rough idle, poor fuel economy, or various engine warning lights.
At 603 Auto Salvage, we maintain over 50,000 quality used parts from more than 1,100 vehicles in our Plaistow, NH facility. Our experienced team carefully inspects each component to ensure reliability and performance. Contact us today to verify compatibility for your specific vehicle or browse our extensive inventory online for additional Acura MDX parts. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Engine Computer Control Module (ECU/PCM) |
| Interchange # | 60366 |
| OEM Part Number | 37820-RDJ-A570 |
| Side | N/A |
| Part Grade | X — Grade X – Inspected and ready to ship, removed from donor vehicle |
| Warranty | 90-Day Warranty (Standard warranty for electronic control modules) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2003 ACURA MDX |
| VIN | N/A |
| Vehicle Stock # | EBX5228 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Engine Computer Control Module (ECU/PCM):
| ✅ Connector Pins | All pins straight and free of corrosion |
| ✅ Housing Integrity | Case intact with no cracks or damage |
| ✅ Circuit Board | Internal components visually inspected |
| ✅ Identification Labels | Part numbers clearly visible and verified |
| ✅ Mounting Points | Bracket and mounting tabs undamaged |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #60366, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2003 | Acura | MDX | Contact us for full compatibility verification and programming requirements |
Questions? Need a shipping quote? Call us now:
603 Auto Salvage | 233 Main St, Plaistow, NH 03865
Mon–Fri 8am–4:30pm | Sat 8am–2pm | Sun Closed
Warranty & Shipping
Frequently Asked Questions
Will this ECU work in my 2003 Acura MDX without programming?
Most ECUs require programming or initialization to match your vehicle’s VIN and security system. We recommend having the module programmed by a qualified technician or dealership after installation.
What are signs that my Acura MDX ECU is failing?
Common symptoms include engine not starting, rough idle, stalling, poor fuel economy, check engine light, or multiple warning lights on the dashboard. A diagnostic scan can help confirm ECU-related fault codes.
Is this the original ECU part number for 2003 MDX?
Yes, part number 37820-RDJ-A570 is an OEM Honda/Acura ECU used in 2003 MDX vehicles. Always verify your current part number matches before ordering to ensure proper fitment.
How long does ECU installation typically take?
Physical installation usually takes 30-60 minutes, but programming and initialization can add 1-2 hours. Total service time depends on your technician’s equipment and experience with Honda/Acura systems.
Can I return this ECU if it doesn’t solve my problem?
Electronic components like ECUs have specific return policies due to programming requirements. Contact us before purchase to discuss your specific situation and our return policy for control modules.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Honda/Acura Part Number | 37820-RDJ-A570 |
| Secondary ID | 3D55-00V14-3-570 |
| Interchange Number | 60366 |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $400-600 | 1 year | Brand new, longest wait time |
| Aftermarket | $250-400 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $150-250 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $100 | 90-Day Warranty | Tested, Grade X, ships in 24hrs |
Installation Notes
- Disconnect battery and wait 10 minutes before removing old ECU to prevent electrical damage
- Take photos of connector positions before disconnection to ensure proper reassembly
- Handle the ECU by its case only – avoid touching circuit boards or connector pins
- Ensure all connectors click securely into place and verify no loose connections
- Have the ECU programmed immediately after installation for proper vehicle operation
🔍 Free Fitment Check
Call us with your VIN and we will verify compatibility for free. No obligation, no pressure — just answers.
Our parts specialists check interchange data in real-time
Estimated Shipping Costs by Region
This part ships via FedEx Ground. Prices are estimates — call for an exact quote to your zip code.
| Region | Estimated Cost | Transit Time |
|---|---|---|
| New England (NH, MA, ME, VT, CT, RI) | $15 – $30 | 1–3 business days |
| Northeast (NY, NJ, PA, MD, VA) | $20 – $40 | 2–4 business days |
| Southeast (FL, GA, NC, SC, TN) | $25 – $45 | 3–5 business days |
| Midwest (OH, MI, IL, IN, WI, MN) | $30 – $50 | 3–5 business days |
| Southwest (TX, AZ, NM, OK) | $35 – $55 | 4–6 business days |
| West Coast (CA, OR, WA) | $40 – $65 | 5–7 business days |
Local pickup is always free. Free delivery within 30 miles of Plaistow, NH.
Why Buy From 603 Auto Salvage?
- 50,000+ parts in stock from over 1,100 vehicles on-site in Plaistow, NH
- Every part inspected before listing — no guesswork
- Family-owned salvage yard — real people, not a call center
- 90-Day Warranty on this part
- Fast shipping — most orders ship within 24 hours
- Competitive pricing — save 50–70% vs dealer prices
- Serving New Hampshire, Massachusetts & all 50 states
Ready to order? Call (603) 392-7313 or add to cart above. We are here to help.




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