As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - FLIGHT 2352- AFTER PUSH BACK RECEIVED A ANTI-SKID CAUTION MESSAGE. RETURNED TO THE GATE. MAINTENANCE FOUND GROUNDING SHORT INSIDE CONNECTOR FOR NR 1 WHEEL SPEED TRANSDUCER. REPINNED PLUG AND GROUND SHIELD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.