467
Practical advice
Troubleshooting
Problem Possible cause Suggested solutions
Only the red segments in the Parktronic*
warning displays light up. You also hear a
warning tone. Parktronic* switches off af-
ter approximately 30 seconds and the in-
dicator lamp in the Parktronic* button
lights up.
Parktronic* has malfunctioned and has
switched itself off.
왘 Have the Parktronic* system checked at
a qualified specialist workshop.
Only the red segments in the Parktronic*
warning displays light up.
The Parktronic* sensors are dirty or there
is interference. The interference may be
caused by an external source of radio or
ultrasound waves. Parktronic* switches
off after approximately 20 seconds.
왘 Clean the Parktronic* sensors
(
컄 page 420).
왘 Switch the ignition on again.
or
왘 Check whether Parktronic* works in a
different location.