As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW RETURNED TO GATE. RECEIVED A CROSS FLOW PUMP CAUTION MESSAGE WITH ASSOCIATED CROSS FLOW PUMP FAIL INDICATIONS ON THE OVERHEAD PANEL. MAINTENANCE INSPECTED THE SYSTEM AND REPLACED THE CROSS FLOW PUMP. THE OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.