October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Select System Mode

After trouble codes have been displayed, PCM? will be displayed. (At this point, to return to diagnostic code display, press OFF button, otherwise, continue procedure.) Cycle through systems by pressing LO button until desired system is displayed, then press HI button.