CCRM

1994-1998 Ford Mustang Constant Control Relay Module CCRM F6ZF-12B577-AB OEM

OEM Part Number
F6ZF-12B577-AB
by Ford·MPN F6ZF12B577AB
$94.99
Sold out — sourcing in progress
Will this fit your vehicle? See the fitment table below to check.
BEFORE YOU BUY

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.

PART CONDITION

Tested functional. Cleaned. Relay and diode pack intact.

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This is a genuine OEM Constant Control Relay Module (CCRM) — part number F6ZF-12B577-AB — fitting 1994–1998 Ford Mustang. It integrates relay and diode functions for cooling fan, fuel pump, and A/C compressor clutch circuits. Tested functional, cleaned, with relay and diode pack intact. Programming required.

From the shop

This is the Constant Control Relay Module for these Mustangs, the housing that carries the relay and diode pack. Mounts front, passenger side, right, upper. Fits 1994–1998 Ford Mustang. Part numbers: F6ZF-12B577-AB, interchange F6ZF-12B577-AA, F4ZF-12B577-AA, F6ZZ-12B577-AA, F4ZZ-12B577-A, 73-70020, 1R2059. Tested functional. Cleaned. Relay and diode pack intact. This unit requires programming to your vehicle after installation. Check your old module's tag against the numbers above before ordering, since a few variants share this listing. Ships Mon–Fri before 3pm EST. — Hubes

— Hubes

Vehicle fitment

Fits 1994–1998 Ford Mustang. Replaces OEM # F6ZF-12B577-AB.

Years Makes Models
1994–1998 Ford Mustang

Specifications

Part Identification

OEM Part Number
F6ZF-12B577-AB
Brand
Ford
Also Replaces
F6ZF-12B577-AA, F4ZF-12B577-AA, F6ZZ-12B577-AA, F4ZZ-12B577-A, 73-70020, 7370020, 1R2059
Also searched as
F6ZF12B577AB
Also Known As
IRCM (Integrated Relay, Relay Control Module (RCM), Multi-Function Relay Module

Condition & Testing

Condition
Used

Specifications

Material
Plastic,Metal
Connector Type
1x Rectangular integrated female receiving block
Terminal Type
Pin
Terminal Count
24
Placement
  • Front
  • Passenger Side
  • Right
  • Upper
What's Included
  • Pigtail
Dimensions
6.0" H × 10.0" L × 8.0" W · 32.0 oz

Compliance

Country of Origin
United States

Frequently asked questions

Will this Constant Control Relay Module CCRM fit my 1994-1998 Ford Mustang?
Yes — this is a direct-fit OEM replacement for the 1994-1998 Ford Mustang. Message us your VIN if you want us to double-check compatibility before you buy.
Is this part tested?
Yes. Every part is inspected and tested before listing. Used condition with a 30-day money-back guarantee.
Is this OEM or aftermarket?
100% OEM. Never aftermarket. We only sell genuine factory parts.
What is the OEM part number?
The OEM part number is F6ZF-12B577-AB.
Can you verify fitment before I buy?
Absolutely — message us your VIN and we'll confirm this part fits your vehicle before you purchase.
What is your return policy?
30-day money-back guarantee on every order. Free return shipping if the part doesn't fit or match the description.
What is this Constant Control Relay Module CCRM also called?
This Constant Control Relay Module CCRM is also known as: IRCM (Integrated Relay Control Module), VLCM (Variable Load Control Module), Relay Control Module (RCM), Multi-Function Relay Module, Bussing/Distribution Relay Block. These are different names for the same part.
What other part numbers does this Constant Control Relay Module CCRM fit?
This Constant Control Relay Module CCRM is interchangeable with the following OEM part numbers: F6ZF-12B577-AA, F4ZF-12B577-AA, F6ZZ-12B577-AA, F4ZZ-12B577-A, 73-70020, 7370020, 1R2059. The primary OEM part number is F6ZF-12B577-AB.