What was found
LEVEL 1 ENG 2, ANTI-ICE OFF OCCURRED DURING FLIGHT. PERFORMED WING ANTI-ICE TEST & FOUND DP1 SENSOR READOUT 5.33 TOO HIGH. DO LT WING ANTI-ICE SENSE LINE LEAK TEST & FOUND HEAVY AIR LEAKING FROM LOW PORT FITTING OF DP SENSOR. REMOVED THE HOSE FOR CHECK & FOUND THE FITTING & B-NUT BOTH WAS BAD. R & R DP SENSOR & HOSE, LEAK CHECKED & FUNCTION CHECKED, ALL NORMAL IAW AMM 30-11-02-4 & 30-11-00-5. PERFORMED NR 1 PNEUMATIC TEST WITH ENG RUN & FUNCTION NORMAL IAW AMM 36-00-03-5.