Yamaha CS50 Service Manual page 204

CS50/Z 2002 WIRING DIAGRAM COLOR CODE
B. ..............................BLACK 1. DC-CDI magneto
R. ..............................RED
2. DC-CDI. unit
L................................BLUE
3. Ignition coil
G...............................GREEN
4. Spark plug
O...............................ORANGE
Y................................YELLOW 5. Main switch
P................................PINK
6. Fuse
Br. .............................BROWN
7. Battery
Ch. ............................CHOCOLATE
8. Rectifier/regulator
Sb. ............................SKY BLUE
Dg. ............................DARK GREEN
9. Starter relay
B/Br...........................BLACK/BROWN
10. Starter motor
B/Y. ...........................BLACK/YELLOW
11. Start switch
B/W. ..........................BLACK/WHITE
12. Auto choke
G/R. ..........................GREEN/RED
G/Y............................GREEN/YELLOW
13. Front brake switch
Br/W..........................BROWN/WHITE
14. Rear brake switch
W/L ...........................WHITE/BLUE
15. Tail/brake light
Y/R............................YELLOW/RED
16. License light (for UK only)
L/G............................BLUE/GREEN
L/W ...........................BLUE/WHITE
17. Position light
L/Y ............................BLUE/YELLOW
18. Turn signal relay
R/Y............................RED/YELLOW
19. Turn signal switch
20. Front turn signal light (Left)
21. Front turn signal light (right)
22. Rear turn signal light (Left)
23. Rear turn signal light (Right)
24. Dimmer switch
25. Headlight
26. Horn
27. Horn switch
28. Fuel sender
29. Thermo switch (for CS50Z only)
30. Oil level switch
31. Water temperature warning light
(for CS50Z only)
32. Fuel meter
33. Turn signal indicator light (right)
34. Turn signal indicator light (left)
35. High beam indicator light
36. Oil level warning light
37. Meter light
38. Clock
39. Speedometer
40. Speed sensor