As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LDG GEAR INOPERATIVE CAUTION LIGHT ON DURING TAXI TO RWY. RETURNED TO PARKING POSITION AND ACFT HANDED OVER TO MAINTENANCE. MAINTENANCE FOUND, PSEU READOUT SHOWED FAULT OPEN SENSOR. PROXY SENSOR CHECKED VIA PSEU INTERFACE AND FOUND INTERMITTENT CONTACT WHILE BENDING ON HARNESS IN WHEELWELL. HARNESS ASSY IPC 32-21-01, FIG 1, PAGE 4, ITEM 236 HAS TO BE REPLACED.