490
Practical advice
Troubleshooting
Problem Possible cause/consequence Suggested solutions
The key cannot be turned in the ignition
lock.
The on-board voltage is too low. 왘 Switch off consumers that are not re-
quired, e.g. seat heating or interior light-
ing, and try to turn the key again.
If this does not work:
왘 Check the starter battery and charge it
if necessary.
or
왘 Jump-start the vehicle (컄 page 525).
or
왘 Consult a qualified specialist workshop.