2003 Ford Mustang Ignition Switch N074
Product Details
Part Number
Vehicle
2003 Ford Mustang
Description
Fitment & Buyer Verification
This ignition switch is intended for use on 2003 Ford Mustang models. It is an electrical switch only and does not include the ignition lock cylinder or key. Buyers should verify compatibility with their specific engine and transmission configuration, as the OEM part number for the 2003 Mustang ignition switch is F4DZ-11572-B, which differs from the listing's N074 code.
Vehicle Compatibility
Use these records to confirm the vehicle match before purchase.
| Check | What to verify | Buyer action | Basis |
|---|---|---|---|
| Vehicle Year | 2003 | Confirm this detail before ordering. | |
| Vehicle Make | Ford | Confirm this detail before ordering. | |
| Vehicle Model | Mustang | 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 Type | Ignition switch (electric switch only, no key) | Confirm that your vehicle requires only the electrical ignition switch and that the lock cylinder and key are not needed or are sourced separately. | |
| Part Number Verification | N074 (not OEM F4DZ-11572-B) | Verify the meaning of the N074 part number with the seller or by cross-referencing OEM catalogs to ensure correct fitment. | |
| Anti-Theft System Compatibility | Unknown | Check if your vehicle has PATS or other anti-theft systems; replacing only the ignition switch without the lock cylinder or transceiver may prevent the vehicle from starting. |
Included Component Checks
Review what appears to be included and what still needs confirmation.
| Component | Status | Note | Confidence |
|---|---|---|---|
| Ignition switch (electrical switch only) | confirmed | Listing specifies electric switch only, no key included. | High |
| Ignition lock cylinder | verify | Not included; buyer must confirm if needed separately. | High |
| Key | verify | Not included; buyer must confirm if needed separately. | High |
Buyer Verification Checklist
- Verify that the ignition switch matches the OEM part number F4DZ-11572-B or confirm compatibility with your vehicle.
- Confirm whether the product includes only the electrical switch and that the ignition lock cylinder and key are sourced separately.
- Check if your vehicle has an anti-theft system (PATS) and whether additional components like the transceiver or antenna ring are required.
- Consult the vehicle's service manual or a professional mechanic for proper installation and safety precautions.
Condition & Inspection Notes
- Inspect the ignition switch for any visible damage or wear before installation.
- Ensure electrical connectors are intact and free of corrosion.
- Verify that the switch actuates properly when tested.
Product Fitment FAQs
No, this listing is for the electric ignition switch only and does not include the key or ignition lock cylinder.
This switch is generally compatible with 2003 Ford Mustang models, but buyers should verify fitment against their specific engine and transmission configuration.
Yes, if your vehicle has the PATS anti-theft system, replacing only the ignition switch without the lock cylinder or transceiver may prevent the vehicle from starting.
References
- Genuine 2003 Ford Mustang Ignition Switch Assembly (Part Number: F4DZ‑11572‑B) · FordPartsGiant
- Ford Mustang (1999‑2004) Service Manual: Steering Column Switches – ignition switch (11572) · for Mustang service manual (formust.com)
Dealer Information
Easley, SC
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