Dodge 2007 Sprinter Owner's Manual page 262

Problem
The key can no longer be turned in the igni-
tion lock.
Possible cause/result
The on-board voltage is too low.
What to do if ...
Suggested solutions
Remove the key and re-insert it into
the ignition lock.
Switch off all non-essential consum-
ers, for example the seat heating, in-
terior lighting, and try to turn the key
again.
If this does not work:
Check the starter battery and charge
it if necessary.
or
The engine may be jump-started
( page 340).
or
Consult an authorized Sprinter
Dealer.
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