What was found
OVERHEAD LIGHT ILLUMINATED AFTER LANDING. GROUNDED - YES. REF LP 60901976. ENG #2 ODMS CHIP COUNT RESET TO ZERO. OPENED ENG #2 FAN COWLING. REMOVED AND INSPECTED ODMS SENSOR = SENSOR FOUND CLEAN WITH NO DEBRIS FOUND ON SENSOR, REPLACED O RING, AND REINSTALLED ODMS SENSOR. NO LEAK CHECK REQUIRED DUE TO 2 MECHANICS C/W VISUAL CHECK OF INSTALLATION OF O RING - REF AMM 71-00-00-800-804-G00 ODMS SENSOR TEST NOTE 11. CLOSED ENG #2 FAN COWLING. C/W TEST NO. 26 AND RESET ODMS CHIP COUNT TO ZERO. EEC SYSTEM TEST CHECKS OK. REF AMM 79-21-12, 79-00-00-210-804-G00, 71-00-00-800-804-G00, AND 71-11-04.