Husqvarna SMR Owner's Manual page 84

Cable colour coding
B Blue
Br Brown
Bk Black
G Green
Gr Grey
Gr/R Grey/Red
O Orange
P Pink
R Red
Sb Sky blue
V Violet
W White
Y Yellow
84
KEY TO ELECTRIC DIAGRAM (TC,TXC 450-510)
1. Electronic power unit
2. Alternator
3. Voltage regulator
4. Condenser
5. Battery
6. Electric start remote control switch
7. Starting motor
8. Spark plug
9. Gear shift position sensor
10. Electronic coil
11. Carburetor throttle position sensor
12. Engine stop
13. Engine start
14. Clutch microswitch