What was found
ON ENGINE FIRE TEST, FAULT LIGHT ILLUMINATED #2 ENGINE LOOP B INOP. GROUNDED - YES. PERFORMED B737-800 FIM 26-10 TASK 801 FAULTED ENGINE 2 LOOP B. CLEANED CONNECTOR PER FIM 26-10-810 AND RERACKED FIRE CONTROL MODULE. PERFORMED ENGINE FIRE OPS TEST PER B737-800 AMM 26-11-00 AND PERFORMED FIRE DETECTION OPS TEST FOR APU PER AMM 26-15-00. OPS TEST PASSED. PERFORMED ENG/APU BITE TEST NO FAULTS NOTED.