









1994-1998 Ford Mustang Constant Control Relay Module (CCRM) F8ZF-12B581-BA OEM
F8ZF-12B581-BA
VIN programming required after install
This module needs VIN programming after install. A dealer or locksmith with the right scan tool can do it. Not sure your installer can program? Message us first — we'll help you confirm.
Tested functional. Cleaned. Relay and diode pack intact.
Genuine OEM Constant Control Relay Module (CCRM) (F8ZF-12B581-BA) for the 1994-1998 Ford Mustang. Direct-fit replacement.
From the shop
The CCRM handles fuel pump, cooling fan, and ignition relay control on 1994–1998 Ford Mustangs. When one fails, you'll often see a no-start, fuel pump that won't prime, or cooling fans stuck running. This unit is tested functional with relay and diode pack intact, cleaned, and ready to install. OEM part F8ZF-12B581-BA and common interchanges F8ZF-12B581-BB, F8ZF-12B581-AB, F6ZF-12B581-AC, and F6SF-12B577-AB all fit the same way.
— Hubes
Vehicle fitment
Fits 1994–1998 Ford Mustang. Replaces OEM # F8ZF-12B581-BA.
| Years | Makes | Models |
|---|---|---|
| 1994–1998 | Ford | Mustang |
Please note: Fits Mustang, 3.8L V6 and 4.6L V8/GT/Cobra
Specifications
Part Identification
- OEM Part Number
F8ZF-12B581-BA- Brand
- Ford
- Also Replaces
F8ZF-12B581-BB,F8ZF-12B581-AB,F6ZF-12B581-AC,F6SF-12B577-AB- Also searched as
F8ZF12B581BA- Also Known As
- Relay Control Module, Fuel & Fan A/C Control Module Relay Box
Condition & Testing
- Condition
- Used
Specifications
- Material
- Steel
- Connector Type
- Single large multi-pin edge connector
- Terminal Type
- Pin
- Terminal Count
- 24
- Placement
- Front
- Passenger Side
- Upper
- What's Included
- Pigtail
- Dimensions
- 6.0" H × 10.0" L × 8.0" W · 32.0 oz
Compliance
- Country of Origin
- United States





