As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAULT CODE 361 070 00. AFTER T/O DUCT PRESS SPLIT 20 PSI. RT PRESSURE VARIABLE FROM 38PSI TO 58PSI. LT PRESSURE STAYED CONSTANT AT 42 PSI. N1 AT CLIMB POWER 97.8%. OAT 08 DEGREES C. ALTITUDE 3000'MSL. WING AND ENG ANTI ICE OFF ISOLATION VALVE AUTO. LT & RT PACK SWITCH AUTO. GROUNDED YES. R&R NR 2 ENG HIGH STAGE REGULATOR PER MM 36 11 07. LEAK CHECK GOOD. PERFORMED FIM TEST TASK 36 10 00 810 807 OPS CHECK WAS NORMAL.