How to End A Troubleshooting Session
How to End a Troubleshooting Session (required after any troubleshooting)1. Reset the PCM with the HDS.
2. Do the PCM idle learn procedure.
3. Turn the ignition switch OFF.
4. Disconnect the HDS from the DLC.
NOTE: The PCM is part of the immobilizer system. If you replace the PCM, it will have a different immobilizer code. In order for the engine to start, you must rewrite the immobilizer code with the HDS.