What was found
COWL ANTI-ICE AMBER CAUTION LIGHT CAME ON IN CRUISE. ENGINE WAS IDLED PER QRH. AIRCRAFT PULLED OUT OF SERVICE TROUBLESHOT PER FIM 30-21 TASK 801, UPON INSPECTION FOUND COWL ANTI-ICE CAUTION LIGHT STILL ILLUMINATED. PERFORMED ORIFICE CLEANING IAW AMM 30-21-11-100-801, LIGHT REMAINED ILLUMINATED, REMOVED ENGINE ANTI-ICE PRESSURE SENSOR AND REPLACED IAW AMM 30-21-21-400-801, OPS CHECK AND LEAK CHECK GOOD. CAUTION LIGHT NO LONGER ILLUMINATED. ENGINE RUN REQUIRED FOR FINAL REPAIR CONFIRMATION. PERFORMED 5 MINUTE IDLE RUN IAW AMM 71-00-00-700-801-F00, NO FAULTS NOTED.