Hi Jay,

I am not aware of a "9" code either. Sometimes a specific light may flash...

The control has been designed to test the Sensor Memory and Motor. During the Field Service Test, if a fault has been detected, the test will abort any time after the motor current has been checked and 2 or more LED's will begin to Flash. A Memory / Software check will occur immediately after the test is started. The LED and one of the following:

Reading material...
Link one
Link two
Link three

She says the upper rack is full of crumbs (worst than before it been washed) and she said he has checked the hose, pump and arms, and still no changes..
Cracked/loose impellor on the wash motor, leaking docking station, clogged filter, clogged spray arm holes, water temp...
Chart for consumer complaints