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DTC P1602: Pcm Not Programmed: 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 PCM. See PROGRAMMING . Start the engine. 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 PCM has been successfully programmed. Test is complete.

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