Mercury Optimax 115 Service Manual page 494

1. ECM
2. Ignition Coils
3. Fuel Injectors
4. Direct Injectors
5. Oil Pump
6. MAP Sensor
7. Block Pressure Sensor
8. Water Sensor
9. Shift Switch
10. Air Temperature Sensor
11. Throttle Position Sensor (TPS)
12. Crank Position Sensor
13. ECM Driver/Oil Pump Circuit 20 Ampere Fuse
14. Electric Fuel Pump 20 Ampere Fuse
15. Ignition Coil 20 Ampere Fuse
16. Accessories 20 Ampere Fuse
17. Low Oil Switch
18. Compressor Temperature Switch
19. Starter Solenoid
20. Starter Motor
21. 60 Ampere Alternator
22. Main Power Relay
23. Starboard Head Temperature Switch
24. To Remote Control Trim Switch
25. Cowl Mounted Trim Switch
26. Trim Down Relay
27. Trim Up Relay
28. To Trim Pump
29. To 12 Volt Battery
30. Trim Sender
31. Fuel Pump #1 (Inside Vapor Separator)
32. Fuel Pump #2 (Outside Vapor Separator)
33. Engine Harness
34. To Temperature Gauge
35. Low Oil Light
36. Over Heat Light
37. Water in Fuel Light
38. Accessory Power
39. Check Engine Light
40. DDT Test Port
41. SmartCraft Harness (8 pin)