What was found
AFTER ENGINE START DRIVE LIGHT ON ENG #2 ILLUMINATED ENGINE SHUT DOWN. GROUNDED - YES. PERFORMED B737-800 AMM 24-11-11-080-801 AND FOUND FILTERS CONTAMINATED. REMOVED #2 IDG REF AMM 24-11-11-000-801, REMOVED #2 ENG IDG AIR/OIL COOLER LINES REF AMM 24-11-21. FLUSHED #2 ENG IDG AIR/OIL COOLER LINES REF AMM 24-11-41. INSTALLED NEW #2 ENG IDG AIR/OIL COOLER PER AMM 24-11-21-400-801. INSTALLED NEW #2 ENGINE OIL/FUEL COOLER IAW AMM 73-11-06. INSTALLED #2 ENGINE IDG IAW AMM 24-11-11. PERFORMED #2 IDG OPS TEST REF AMM 24-11-00, NO DEFECTS NOTED. GROUND VERIFICATION SUCCESSFUL. IDG #2 LEAK CHECK ACCOMPLISHED. NO LEAKS NOTED. REF AMM TASK 24-11-21-400-801. AIR COOLER LEAK CHECK #2 IDG GOOD. NO LEAKS NOTED REF AMM TASK 24-11-11-400-801.