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Home >> Jeep >> 2012 >> Wrangler Sport, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 191 (Electronic Control Modules (Service Information)) >> Module, Sentry Key Immobilizer (Skim) >> Module Programming >> SKREEM Programming >> ECM/Skim/WCM Programming

ECM/Skim/WCM Programming

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.

When a ECM and the SKIM are replaced at the same time perform the following steps in order:

  1. Program the new SKIM
  2. Program the new ECM
  3. Replace all ignition keys and program them to the new SKIM.


When an ECM (Bosch) and the SKIM are replaced at the same time perform the following steps in order:

  1. Program the new SKIM
  2. Program the new ECM (Bosch)
  3. Replace all ignition keys and program them to the new SKIM.
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