DTC P0633: Skim Key Not Programmed In Pcm: Testing
WARNING: This page is about a different car, the 2002 Dodge Intrepid, 2002 Chrysler Intrepid, 2002 Chrysler Concorde, and 2002 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition on, engine not running. With the DRBIII®, erase DTCs. Using the DRBIII®, program the SKIM Key information into the PCM. See PROGRAMMING . Start the engine. If the engine will not start, crank the engine for 15 seconds. Crank at least 2 times with the ignition switch returning to the OFF position each time. Allow the engine to reach normal operating temperature. With the DRBIII®, read DTCs. Does the DTC reset? If yes, replace PCM. Program the new PCM. If no, the SKIM Key information has been successfully programmed into the PCM. Test is complete.