2003 Ford Mustang Ignition Module 252243X
Product Details
$345Part Number
252243X
Vehicle
2003 Ford Mustang
Description
Fitment & Buyer Verification
This Ignition Module (part number 252243X) is compatible with the 2003 Ford Mustang equipped with a 4.6L 2-valve SOHC engine, hardware code MPC-14F, and catch code MEW1. It is important to verify engine type and module codes before purchase to ensure proper fitment and function.
Vehicle Compatibility
Use these records to confirm the vehicle match before purchase.
| Check | What to verify | Buyer action | Basis |
|---|---|---|---|
| Vehicle Make | Ford | Confirm this detail before ordering. | |
| Vehicle Model | Mustang | Confirm this detail before ordering. | |
| Vehicle Year | 2003 | Confirm this detail before ordering. | |
| Engine Type | 4.6L 2-Valve SOHC | Confirm this detail before ordering. |
Configuration Details
Match trim, equipment, and listing-specific details against your vehicle.
| Check | What to verify | Buyer action | Basis |
|---|---|---|---|
| Part Number | 3R3A-12A650-CB | Confirm that your original ignition module matches this part number to ensure compatibility. | |
| Hardware Code | MPC-14F | Verify the hardware code on your original module matches MPC-14F to avoid fitment issues. | |
| Catch Code | MEW1 | Check that the catch code MEW1 matches your vehicle's original module for proper operation. | |
| PATS/Immobilizer Programming | May require reprogramming | After installation, confirm if PATS or key reprogramming is necessary to enable vehicle start. |
Included Component Checks
Review what appears to be included and what still needs confirmation.
| Component | Status | Note | Confidence |
|---|---|---|---|
| Ignition Module | confirmed | This listing includes the ignition module unit corresponding to part number 252243X. | High |
Buyer Verification Checklist
- Verify your vehicle's engine is a 4.6L 2-valve SOHC to ensure compatibility.
- Confirm the original ignition module's part number, hardware code, and catch code match this listing.
- Ask the seller if the module is pre-programmed or if PATS/key reprogramming is required.
- Inspect the module for any visible damage if purchasing used or refurbished.
- Check warranty and return policy before purchase.
Condition & Inspection Notes
- Inspect for physical damage or corrosion on the module housing and connectors.
- Verify the module's part number label is intact and legible.
- Confirm that the module has been tested or comes with a warranty if used or refurbished.
Product Fitment FAQs
No, this ignition module is specifically for the 4.6L 2-valve SOHC engine with hardware code MPC-14F and catch code MEW1. Other engine variants require different modules.
Many replacement modules require PATS or key reprogramming after installation. Confirm with the seller if the module is pre-programmed or if reprogramming is necessary.
References
- Ford PCM 3R3A‑12A650‑CB information · OBDTester / technical catalog
- Genuine Ford Part 3R3Z‑12A650‑CB Module – Engine Control – EEC V · FordPartsGiant
- 2003 Ford Mustang GT PCM ECM programmed & updated (3R3A‑12A650‑CB) · Flagship One, Inc.
Dealer Information
Dealer area: Mason, MI. Exact dealer coordinates are unavailable; call to confirm the address.
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