See also:

Deleting all stored programs
Press both outer memory buttons 1 for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...

Filtering the message list
The message list can be filtered when more than one type of message exists. 1. "Filter:" 2. Select the type of message. ▷ "All" All messages are displayed. ▷ & ...

External temperature
External temperature warning If the display drops to +37 ℉/+3 ℃, a signal sounds. A Check Control message is displayed. There is the increased danger of ice. Ice on roads Even ...