This function is used to read the key number on the start key that is in the ignition lock.
Up to 6 keys can be registered.
Note:
The key shall be in driving position during the test.
Other keys shall not be in the vicinity of the transponder.
Test conditions:
Parking brake applied.
Engine off.
Ignition on.
Procedure:
Start the function.
Check conditions.
Check key number.
Function done.
If the function fails, check the test conditions and repair any faults.