2003 Jeep Wrangler TJ Rubicon 4.0L AT Engine Computer PCM ECM SKIM & Keys | 56044386AD
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$499.99

 This genuine OEM Mopar engine computer (PCM/ECM) kit comes complete with the matching security immobilizer (SKIM) module and chipped keys, ensuring a seamless plug-and-play installation. Thoroughly tested prior to removal from a 2003 Jeep Wrangler Rubicon 4.0L automatic, this factory-matched set eliminates the need for expensive dealership synchronization programming. It is ready to ship and restore your TJ's drivetrain performance and anti-theft system to reliable factory standards. 


 

 


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When it comes to your Jeep's engine management, aftermarket electronic replacements often fall short, leading to communication glitches, poor performance, and stubborn programming headaches. Opting for a genuine OEM Mopar salvage engine computer kit ensures your vehicle retains its exact factory tuning, electrical compatibility, and security compliance. Because this is a complete, factory-matched set, it eliminates the extreme stress of trying to program mismatched modules together, saving you a costly trip to the dealership and getting your rig back on the trail faster.

Product Condition & Features

  • Fully Tested: Rigorously verified and pulled in 100% working order from a running 2003 Jeep Wrangler TJ.
  • Complete Security Kit: Includes the Engine Control Module (PCM/ECM), matching Key Immobilizer / Security SKIM module, and the corresponding chipped keys.
  • Plug-and-Play Convenience: Since these modules are already married to one another from the donor vehicle, they bypass initial cross-programming requirements when installed into an identically optioned setup.
  • Powertrain Specifics: Configured specifically for the legendary 4.0L Inline-6 engine paired with an automatic transmission.

Fitment & Vehicle Compatibility

  • Year: 2003
  • Make/Model: Jeep Wrangler (TJ)
  • Trims: Rubicon, Sahara, Sport, X (Equipped with matching engine/transmission specs)
  • Engine: 4.0L 6-Cylinder
  • Transmission: Automatic Transmission (AT)

Fitment Note

Electronic components are highly specific to your Jeep's exact VIN and option groups. Please verify your current module part numbers match the interchangeable numbers listed below before purchasing.

OEM Interchange Part Numbers

  • Engine Computer (PCM/ECM) Mopar Part Number: 56044386AD
  • Security SKIM Module Mopar Part Number: 56010209AC

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2003-2003 Jeep Wrangler

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