FD7 - Check For Short to Power In PCM

- Key Off.

- Brake switch disconnected.

- Disconnect PCM.

- Key On.

- Are stoplamps still On?

YES -- Go to FD8. FD8 - Check For Short to Power In Shiftlock Actuator

NO -- REPLACE PCM. RECONNECT brake switch. Rerun quick test. Diagnostic Subroutines (DSR) - Extracting Codes