HomeCardone 78-1237F Engine Control Module
Part #: 78-1237F

Cardone 78-1237F Engine Control Module

Engine Control Module
6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Engine Control Module
Fitment: Ford, Transit Connect and Focus
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Overview of Cardone Engine Control Module 78-1237F

The Cardone Engine Control Module (ECM) part number 78-1237F is designed for select Ford vehicles, including the Focus and Transit Connect models. This ECM plays a critical role in managing engine functions and ensuring optimal vehicle performance.

  • Compatible with Ford Focus and Transit Connect models
  • Part number 78-1237F for precise identification
  • Controls engine management and powertrain functions
  • Supports vehicle-specific programming requirements
  • Part of Cardone's Engine Control Module product line

About the Cardone Engine Control Module Product Line

The Cardone Engine Control Module product line focuses on delivering reliable replacement ECMs engineered to meet or exceed original equipment specifications. These modules are designed to integrate seamlessly with vehicle systems, providing accurate engine control and diagnostics. The 78-1237F ECM is part of this line, ensuring compatibility and performance for Ford vehicles requiring precise engine management solutions.

Detailed Product Description

The Cardone 78-1237F ECM is a direct replacement unit engineered for Ford Focus and Transit Connect models. It manages critical engine functions such as fuel injection, ignition timing, and emissions control. This module requires proper programming and calibration to the vehicle's VIN and security systems to function correctly. The ECM supports passive anti-theft systems (P.A.T.S.) where applicable, and installers should verify the vehicle’s specific requirements before installation. Proper diagnostics and reset procedures may be necessary after replacement to ensure full system integration.

Common Issues Addressed by This ECM

  • Engine misfires or poor performance due to faulty control module
  • Check engine light illumination related to ECM faults
  • Vehicle starting problems linked to powertrain control module errors
  • Failure to communicate with diagnostic tools or vehicle security systems
  • Inconsistent engine idle or stalling issues

Installation Notes and Tips

  • Verify the part number 78-1237F matches the original ECM before installation
  • Ensure the vehicle’s VIN programming is completed if required, especially for Chrysler PCM with "v" suffix
  • Check if the Ford vehicle requires a passive anti-theft system reset after installation
  • Use a compatible diagnostic scanner to perform any necessary relearns or resets
  • Confirm the ECM is the root cause of the issue before replacement to avoid unnecessary labor

Quality Assurance and Warranty

Cardone Engine Control Modules undergo rigorous testing to meet OEM standards for durability and performance. While specific warranty details for part number 78-1237F should be confirmed at the point of purchase, Cardone typically offers coverage against defects in materials and workmanship. Proper installation and programming are essential to maintain warranty validity.

This part fits 6 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2013FordTransit ConnectN/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module
2012FordTransit ConnectN/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module
2011FordFocusAutomatic2.0LL4N/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module
2011FordTransit ConnectN/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module
2010FordFocusAutomatic2.0LL4N/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module
2010FordTransit ConnectN/AAll Calibrations with Module ID AS4A-12B684-CB; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Vehicle specific Flash programming required ON the vehicle; Correct VIN and OE Number required when ordering; Engine Control Module

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

AS4A12A650APBAS4A12A650ARBAS4A12A650ASBAS4A12A650ATBAS4A12A650AUBAS4A12A650AVBAS4A12A650BABAS4A12A650BBBAS4A12A650BCBAS4A12A650BDBAS4A12A650BEBAS4Z12A650APBAS4Z12A650ARBAS4Z12A650ASBAS4Z12A650ATBAS4Z12A650AUBAS4Z12A650AVBAS4Z12A650BABAS4Z12A650BBBAS4Z12A650BCBAS4Z12A650BDBAS4Z12A650BEBAT1A12A650EBAT1A12A650ECAT1A12A650EDAT1A12A650FBAT1A12A650FCAT1A12A650FDAT1Z12A650EEAT1Z12A650FEAU7A12A650BFAAU7A12A650BGAAU7A12A650BHAAU7A12A650BJAAU7A12A650BKAAU7A12A650BMAAU7Z12A650BFAAU7Z12A650BGAAU7Z12A650BHAAU7Z12A650BJAAU7Z12A650BKAAU7Z12A650BMABT1A12A650AABT1A12A650ABBT1A12A650ACBT1A12A650BABT1A12A650BBBT1A12A650BCBT1Z12A650ACBT1Z12A650BC

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.