As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, THE CREW HAD NO OIL PRESSURE INDICATION ON THE LEFT HAND ENGINE AND RETURNED TO DAY. MAINTENANCE INSPECTED AND FOUND A DIRTY TRANSDUCER CONNECTOR AND A POPPED CIRCUIT BREAKER. MAINTENANCE THEN CLEANED THE CONNECTOR AND RESET THE CIRCUIT BREAKER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 79-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.