As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ASH 6318 SBA - LAX, PILOT DIVERTED INTO LAX EN ROUTE TO PHX DUE TO NR 1 HYD QUANTITY AND PRESSURE LOW. MAINTENANCE FOUND A CRACKED LINE AT THE NR 1 CASE DRAIN FILTER. 1/31/05 MAINTENANCE INSTALLED A TEMP HYD LINE, SERVICED HYD SYSTEM OPS CHECKED GOOD. LATER THE PERM HYD LINE WAS INSTALLED. OPS CHECKED GOOD.