As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE CRUISING AT FL 230 "WT ON WHEELS" CAUTION ILLUMINATED MULTIPLE TIMES. ON FOR ABOUT 10 SECONDS, THEN OFF. DIVERTED, LANDING UNEVENTFUL. REPLACED PROX SENSOR S05 IAW AMM TASK 32-61-06-000-802 & 32-61-06-400-802, DUE TO PSEU RG WOW1 FAULT UNREASONABLE NEAR-00. RIGGING & INDUCTANCE CHECKS GOOD. FAULT CLEARED & CAUTION "WT ON WHEELS" EXTINGUISHED. OK FOR CONTINUED SERVICE.