As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YELLOW OIL PRESSURE LIGHT ILLUMINATED DURING TAKE OFF ROLL AT 110 KTS. ABORTED TAKE OFF, COMPLIED WITH QRH. RAN ENGINES AT POWER, OIL PRESSURE STAYED AT 52 PSI IN THE NORMAL RANGE IAW JRH. SUSPECTED COLD ENGINE OIL ON COLD SOAKED ENGINE THAT LAYED OVERNIGHT IN SUB-FREEZING TEMPERATURES. CREW VERBALLY INDICATED THAT IT WAS THE NR1 ENGINE OIL PRESSURE LIGHT.