Troubleshooting - Dometic MAGICWATCH MWE 820 Instructions De Montage Et De Service

MWE820, 860, 890
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Troubleshooting

The device indicates no function.
The voltage supply cable (black/blue and brown wires) is not connected or is
incorrectly connected.
➤ Check the connections.
The plugs for the sensors are not connected or are not properly plugged into the
control electronics.
➤ Check the plugs, and make sure they lock into place.
A long tone sounds (approx. 3 seconds) after switching on the ignition
One or more sensors are defective or no longer connected to the control electron-
ics. The loudspeaker indicates the faulty sensor by the number of beeps after the
long beep: for example three beeps for sensor 3.
➤ Check the plugs and make sure they lock into place.
➤ Replace the defective sensor(s).
A
NOTICE!
The system no longer works reliably if one or more sensors are faulty.
Device indicates obstacles incorrectly.
False alarms may have the following causes:
• For example dirt or frost on the sensors
➤ Clean the sensors.
• The sensors were incorrectly installed.
➤ Adjust the direction or height of the sensors (fig. 3).
• The sensors have contact with the chassis.
➤ Disconnect the sensors from the chassis.
Objects on the vehicle (e. g. spare wheel) lead to false alarms.
➤ Set the system so that fixed objects are no longer displayed (see chapter "Setting
the system" on page 9).
EN
Troubleshooting
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