ok so i scanned everything in my 2002 320d se using inpa. i was able to remove all errors and fix everything it picked up. this error just will not go away and i cant find anything on the forums or google. The error is in the instrument cluster.

E R R O R M E M O R Y R E P O R T
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Date: 07/12/12 10:18:19
ECU: KOMBI46
JobStatus: OKAY
Variant: KOMBI46
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RESULT: 1 errors in error memory !
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249 no CAN ID ASC3
Error frequency : 40
Open circuit
Error present

Any help or suggestions appreciated as i have no idea where to start!!