Description
Part Description
This Engine Control Module (ECM) was removed from a 2004 Ford Focus equipped with a 2.3L PZEV engine and automatic transmission. The module is identified as part number 1S7T-15K600-CD and was originally located at the base of the right-hand A-pillar. This electronic control unit has been inspected by our technicians and is currently on the shelf ready to ship.
The Engine Control Module is the brain of your vehicle’s engine management system, controlling fuel injection, ignition timing, emissions systems, and other critical engine functions. ECMs commonly fail due to electrical surges, water damage, or internal component degradation over time. When your ECM fails, you may experience poor engine performance, stalling, rough idle, or the vehicle may not start at all.
At 603 Auto Salvage, we maintain an inventory of over 50,000 used auto parts from more than 1,100 vehicles. Our experienced team can help you find the exact ECM you need for your Ford Focus. Call us at to verify compatibility or browse our extensive online inventory to find quality used parts at affordable prices. 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 Control Module (ECM) – Electronic Control Unit |
| Interchange # | 1795 |
| OEM Part Number | 1S7T-15K600-CD |
| Side | N/A |
| Part Grade | X — Grade X – Inspected and ready to ship, removed from 2.3L PZEV engine with automatic transmission |
| Warranty | 90-Day Warranty (Standard warranty for electronic control modules) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2004 FORD FOCNRS |
| VIN | N/A |
| Vehicle Stock # | PCM8863 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Engine Control Module (ECM) – Electronic Control Unit:
| ✅ Connector Pins | All pins present and undamaged, no corrosion detected |
| ✅ Housing Integrity | Case is crack-free with secure mounting tabs |
| ✅ Circuit Board | Internal components visually inspected, no obvious damage |
| ✅ Part Number Verification | Confirmed 1S7T-15K600-CD matches application |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #1795, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2004 | Ford | Focus | 2.3L PZEV engine with automatic transmission – Contact us for full compatibility list |
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 ECM work in my 2004 Ford Focus?
This ECM is specifically for 2004 Ford Focus models with 2.3L PZEV engines and automatic transmissions. Contact us with your VIN to verify exact compatibility before purchase.
Does the ECM need to be programmed after installation?
Yes, most ECMs require programming to match your vehicle’s VIN and specific configuration. This should be done by a qualified technician or Ford dealership after installation.
What are signs that my ECM is failing?
Common symptoms include engine stalling, rough idle, poor fuel economy, check engine light, or the vehicle not starting. Professional diagnosis is recommended to confirm ECM failure.
Is this a remanufactured or used ECM?
This is a genuine used OEM Ford ECM removed from a donor vehicle. It has been inspected and tested to ensure proper function before being placed in inventory.
Can I return this ECM if it doesn’t work?
Yes, this ECM comes with our 90-day warranty. If the part fails during normal use within the warranty period, we will provide a replacement or refund per our warranty terms.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Ford Part Number | 1S7T-15K600-CD |
| Interchange Number | 1795 |
| Engine Application | 2.3L PZEV with AT |
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 before removing old ECM to prevent electrical damage
- Take photos of connector positions before disconnecting wiring harnesses
- Handle the ECM carefully and avoid static electricity discharge
- Have the new ECM programmed immediately after installation for proper 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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