Engine Control Module: Testing and Inspection

Engine Control Module Programming and Setup

Setup

Important:
* When returning a replaced control unit, do not clear the fault memory.

* the security code must be reset using Tech 2 when replacing or interchanging the engine control module, before removal.


The following service procedures require either a programming or a setup event be performed for a complete repair.

ECM Replacement

If the engine control module (ECM) is replaced, you must perform the ECM Reprogramming. Refer to Service Programming System (SPS) (Programming and Relearning).

ECM Reprogramming

If the ECM needs to be reprogrammed, refer to Service Programming System (SPS) (Programming and Relearning).