OE Quality
60-Day Returns

Cardone 78-6398 Engine Control Module
Overview of Cardone Engine Control Module 78-6398
The Cardone Engine Control Module (ECM) part number 78-6398 is designed for select Ford vehicles, including the F-150 and F-250 models. This ECM plays a critical role in managing engine functions and ensuring optimal vehicle performance.
- Compatible with Ford F-150 and F-250 models
- Part number 78-6398 for precise identification
- Engine Control Module from Cardone's Engine Control Module product line
- Supports proper engine management and diagnostics
- Includes important considerations for VIN programming and anti-theft system compatibility
About the Cardone Engine Control Module Product Line
The Cardone Engine Control Module product line focuses on delivering reliable replacement ECMs that meet or exceed OEM specifications. These modules are engineered to integrate seamlessly with vehicle systems, including powertrain and anti-theft components, ensuring consistent engine control and communication with onboard diagnostics.
Detailed Product Description
This Cardone ECM 78-6398 is specifically designed for Ford trucks such as the F-150 and F-250. It controls critical engine functions by processing data from various sensors and managing fuel injection, ignition timing, and emissions systems. The module requires proper VIN programming to match the vehicle’s identification number, especially for Chrysler PCM models with a "v" suffix, and may involve passive anti-theft system (P.A.T.S.) considerations depending on the vehicle. Not all Ford vehicles require a P.A.T.S. reset, so verifying the system compatibility is essential before installation.
Common Issues Addressed by This ECM
- Engine misfires or poor performance due to faulty control module
- Check engine light triggered by ECM-related faults
- Vehicle starting problems linked to ECM or anti-theft system
- Communication errors between engine sensors and control unit
- Failure to pass emissions tests caused by ECM malfunction
Installation Notes and Tips
- Verify the part number 78-6398 matches the original ECM before installation
- Ensure VIN programming is completed for Chrysler PCM models with a "v" suffix
- Check if the vehicle requires a passive anti-theft system reset or programming
- Use a compatible diagnostic scanner, such as a Tech 2, for programming and resetting procedures
- Confirm the original ECM is the cause of the issue before replacement
Quality Assurance and Warranty
Cardone Engine Control Modules are tested to meet strict quality standards and engineered for durability. While specific warranty details are not provided here, Cardone typically offers coverage to ensure reliability and customer confidence in their replacement ECMs.
This part fits 2 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1996 | Ford | F-150 | 4.9L | L6 | N/A | with Calibration # 6-51H; Emission Calibration / Tear Tag on Front Door Jams, in Trunk, or Under Hood; This Unit is Pre-Programmed at the Factory; Engine Control Module |
| 1996 | Ford | F-250 | 4.9L | L6 | N/A | with Calibration # 6-51H; Emission Calibration / Tear Tag on Front Door Jams, in Trunk, or Under Hood; This Unit is Pre-Programmed at the Factory; 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.