What was found
FLT 492, LAX-BUF. DIVERTED TO ABQ. EMERGENCY DECLARED. LOST B HYDRAULIC "HYDRAULIC BLUE RES LOW LEVEL", "HYDRAULIC SYSTEM PRESSURE LOW" XX ON HYDRAULIC PUMP ECAM PAGE. FOUND B ELEC HYD PUMP LEAKING. R & R PUMP IAW AMM 29-12-51. LEAK AND OPERATIONS CHECK OK. ACCOMPLISHED CHECK OF BLUE SYS HP, LP, AND CASE DRAIN FILTERS, DELTA P FOUND NORMAL. SERVICED HYDRAULICS AS REQUIRED, IAW AMM 12-12-29.