As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VTK ANNUNCIATED ON APPROACH FOR APPROX 45 SEC. ON GROUND WARNING CLEARED. GROUNDED - YES. PER B737-800 FIM 34-61 TASK 801 AND 824. IN FMC-R INFLIGHT FAULTS LEG 1 HAD: ADIRS-R DISCRETE 270 AND ADIRS-R PRES POS LAT. THESE WERE CAUSED BY THE ADIRU-R. REMOVED AND REPLACED RIGHT ADIRU IAW B737-800 AMM 34-21-01 (REF 60116888) FOR ADIRU-R REPLACEMENT. AFTER ADIRU-R REPLACEMENT. FMC-R BITE TEST NO FAULTS AND SENSOR PAGE NO FAULTS.