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.

Overboost Warning Chime Check

Start engine and warm to normal operating temperature. Remove air cleaner upper case. Push vane airflow meter completely open. If overboost chime does not come on, see CIRCUIT TEST SCG in TESTS W/CODES - EEC article. If overboost chime comes on, system is okay.