As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON ENG #1 WHILE ACCOMPLISHING ASA TASK CARD # N8420000 CONNECTOR DP1102 FOUND NOT CONNECTED TO M1180 (BLEED AIR REGULATOR). AND CONECTOR DP1102 IS DAMAGED. GROUNDED - YES. INSPECTED BLEED AIR REGULATOR (M1180) NO DISCREPANCIES NOTED. REPLACED MW0311 HARNESS. ACCOMPLISHED BLEED AIR REGULATOR OPS TEST, AND TAI SOLENOID TEST. ALL TEST PASS EEC TEST PASS. REF B737-900 AMM 73-21-00, 30-11-12, 71-00-00, 73-21-06.