Harley Davidson (1970 to early 1978) Electra Glide FL/FLH-1200, Super Glide FX/FXE/FXS-1200. Service manual — page 13

1978 FX/FXE 1200 WIRING DIAGRAM KEY

1. Headlamp housing

2. Socket-plug combination

3. Socket-plug combination

4. Socket-plug combination

5. Wiring harness

6. Headlamp beam switch

7. Horn switch

8. Ignition breaker (timer)

9. Wire connector

10. Battery positive terminal

11. Battery negative terminal

12. Frame lug bolt

13. Stop lamp switch - rear

14. Switch "ST" lights terminal

15. Switch "G" ignition terminal

16. Switch "B" battery terminal

17. Regulator — rectifier module

18. Alternator to module connector plug

19. Alternator stator

20. Horn

21. Headlamp socket

22. Engine stop switch

23. Stop lamp switch — front

24. Ignition coil

25. Main circuit breaker

26. Rear turn signal connector

27. Tail lamp connector

28. Long stud on starter solenoic

29. Speedometer light

30. Oil pressure signal switch

31. Neutral switch

32. Neutral indicator light

33. Oil signal lamp

34. High beam indicator lamp

35. Tail and stop lamp

36. Tachometer

39. Lighting circuit breaker

40. Ignition circuit breaker

41. Accessories circuit breaker

42. Starter switch

43. Right turn signal switch

44. Left turn signal switch

45. Turn signal flasher

46. Left front turn signal lamp

47. Right front turn signal lamp

48. Left rear turn signal lamp

49. Right rear turn signal lamp

50. Starter relay (FXE only)

51. Starter solenoid (FXE only)

52. Starter motor (FXE only)

53. Violet tag

54. Brown tag