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.

Code Enable Criteria

Loop status is closed.
Start-up ECT is -40-111°F (-40-44°C).
No 5-volt reference, IAT, P0601 or P0606 DTCs are set.

DTC sets when ECT is less than 32°F (0°C) after timer has been exceeded based on start-up ECT.