As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT REPORT THAT THE RH ENG BLEED CAUTION LIGHT CYCLES ON AND OFF. NO BLEED PRESSURE INDICATION ON THE RH SIDE AND RH PACK WILL NOT COME ONLINE. AIRCRAFT RETURNED TO GATE. MAINTENANCE ASSESSMENT FOUND THE #2 PACK INLET PRESSURE SENSOR (PIPS) SUPPLY LINE FROM VENTURI FOUND CRACKED. NEW LINE INSTALLED AND TESTED IAW AMM 21-51-00-710-801.