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5. Turn the ignition from off to on. Keep the ignition on for at least three
seconds, but no more than 10 seconds.
6. Turn the ignition off and remove the second previously programmed
coded key from the ignition.
7. Within 20 seconds of turning the ignition off and removing the
previously programmed coded key, insert the new unprogrammed key
(new key/valet key) into the ignition.
8. Turn the ignition from off to on. Keep the ignition on for at least six
seconds.
9. Remove the newly programmed coded key from the ignition.
If the key has been successfully programmed it will start the vehicle’s engine
and will operate the remote entry system (if the new key is an Integrated
Keyhead Transmitter). The theft indicator light (if equipped) will illuminate
for three seconds and then go out to indicate successful programming.
If the key was not successfully programmed, it will not start your
vehicle’s engine and/or will not operate the remote entry features. The
theft indicator light (if equipped) may flash on and off. Wait 20 seconds
and you may repeat Steps 1 through 8. If failure repeats, bring your
vehicle to your authorized dealer to have the new key(s) programmed.
To program additional new unprogrammed key(s), wait 20 seconds and
then repeat this procedure from Step 1.
Programming spare Intelligent Access Keys (if equipped)
If you have Integrated Keyhead Transmitters (IKT) or standard
SecuriLock™ coded keys, refer to Programming spare Integrated
Keyhead Transmitter (IKT) keys in this section.
You must have two previously programmed Intelligent Access Keys inside
the vehicle and the new unprogrammed Intelligent Access Keys readily
accessible. If two previously programmed keys are not available, you
must take your vehicle to your authorized dealer to have the spare
key(s) programmed.
Note: A maximum of four Intelligent Access Keys can be programmed to
your vehicle. If you would like to replace a previously programmed
access key with a new access key, or if you already have four access keys
programmed to your vehicle, you must take your vehicle and all access
keys to your authorized dealer to be erased and reprogrammed.
Ensure that the vehicle is off before beginning this procedure. Ensure
that all doors are closed before beginning this procedure and that all
doors remain closed throughout the procedure. Perform this procedure
2009 MKS (mks)
Owners Guide (post-2002-fmt)
USA (fus)
Locks and Security
116