PCM Reset Procedure

This command clears stored specific data from the PCM such as DTCs freeze data, and readiness codes. It does not clear CKP PATTERN data.

1. Reset the PCM with the HDS when the engine is stopped.
2. Turn the ignition switch to LOCK (0).
3. Turn the ignition switch to ON (II), and wait for 30 seconds.
4. Turn the ignition switch to LOCK (0), and disconnect the HDS from the DLC.
5. Do the PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).