Is your 2012 Dodge 1500 4.7L running rough, stalling, or showing a persistent check engine light? These are classic symptoms of a failing Engine Control Module (ECM), the electronic brain of your truck. A faulty ECM can cripple your vehicle’s performance, fuel economy, and reliability. This direct-fit replacement engine computer is the definitive solution to get your powerful Dodge truck back to its peak operational state without the exorbitant costs and delays of a dealership visit.
This unit arrives at your doorstep fully programmed to your vehicle’s specific Vehicle Identification Number (VIN) and mileage. This critical step ensures seamless communication with all other modules in your truck, such as the transmission controller and anti-lock brake system. The result is a true plug-and-play installation. Simply disconnect the battery, swap the modules, reconnect the battery, and you’re ready to drive. No extra trips for programming, no special tools, and no hidden fees.
Common Symptoms of a Failing 2012 Dodge 1500 ECM
- ✔ Persistent Check Engine Light (CEL) with various trouble codes.
- ✔ Engine stalling, stumbling, or misfiring unexpectedly.
- ✔ Noticeable decrease in fuel economy.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Complete no-start or intermittent starting issues.
- ✔ Communication errors with diagnostic scan tools.
- ✔ Failure to pass state emissions testing.
From the Diagnostic Bay
We had a 2012 Dodge 1500 with the 4.7L come in that was a real head-scratcher. The owner had already replaced multiple sensors—crankshaft, camshaft, O2 sensors—chasing a persistent misfire and stalling issue. The codes were all over the place. After confirming the new sensors were good and checking the wiring harness for damage, we hooked up our scope to the injector drivers at the ECM connector. We found the signal for cylinder 3 was dropping out intermittently. The problem wasn’t the sensors or the wiring; it was the ECM itself failing internally. A pre-programmed 2012 Dodge 1500 ECM had the truck running perfectly in under 30 minutes, saving the owner from further expensive and incorrect repairs.
The Plug-and-Play Advantage
The most significant benefit of this module is the professional programming service included with your purchase. When you provide your VIN during checkout, our technicians flash the latest Mopar-certified software and your vehicle’s unique parameters onto the module. This process ensures that the computer is perfectly synchronized with your truck’s factory settings, including engine parameters, transmission strategy, and security information (SKIM). This eliminates the need for a dealership’s proprietary scan tool, making the repair process faster, simpler, and more affordable for both DIY mechanics and professional shops.
This ECM is a direct replacement for a wide range of original part numbers, ensuring broad compatibility. Please verify that your original part number is on the list below to guarantee a perfect match.
Compatible Part Numbers:
05094409AA, 05094409AB, 05094409AC, 05094409AD, 05094409AE, 05150633AA, 05150633AB, 05094409AF, 05094408AA, 05094408AB, 05094408AC, 05094408AD, 05094408AE, 05150633AA, 68065907AA, 68065907AB, 68065907AC, 68065907AD, 68065907AE, 68065907AF, 68065906AA, 68065906AB, 68065906AC, 68065906AD, 68065906AE, 68065905AA, 68065905AB, 68065905AC, 68065905AD, 68065905AE, 05094409AD, 05094409AE, 05094408
Frequently Asked Questions
What exactly does the ECM do on my Dodge 1500?
The Engine Control Module (ECM) is the central computer that manages your truck’s engine. It controls critical functions like fuel injection timing, ignition spark, idle speed, and emissions systems to ensure optimal performance, fuel efficiency, and low emissions.
Is this unit truly ‘Plug and Play’?
Yes. Because we program the module to your truck’s specific VIN before shipping, it will integrate seamlessly with your vehicle’s existing systems right out of the box. No further programming or dealer intervention is required for installation.
Where is the ECM located on a 2012 Dodge 1500?
On the 2012 Dodge 1500, the ECM is typically located in the engine bay, mounted to the firewall on the passenger side. It is a silver metal box with several large electrical connectors.
How do I provide my VIN for programming?
You can enter your vehicle’s 17-digit VIN in the designated field during the checkout process. Please double-check it for accuracy to ensure correct programming.
Will this fix my transmission shifting problems?
In many cases, yes. The ECM works closely with the Transmission Control Module (TCM). Faulty data from a failing ECM can cause poor shifting performance. Replacing a bad ECM often resolves these related transmission symptoms.