Linhai T-Boss 550 Service Manual page 248

CHAPTER 7 ELECTRICAL
Front/rear turn left light(LED)
Tester (+) lead →Orange lead
Tester negative (-) lead →Green lead
Check for voltage (12V) on the lead at
bulb socket connectors
This circuit is not faulty
Replace the bulb.
If the light is LED,replace the light directly
2. the taillight fails to come on
1. Voltage
Connect the pocket tester (DC20V) to
the taillight couplers
Tester (+) lead→
Green/Yellow terminal
Tester (-) lead→
Green terminal
Turn the main switch to on.
Step on brake.
Check the voltage (12V) on the taillight
couplers
This circuit is not faulty
Replace the light.
T-Boss550 SERVICE MANUAL 20.0
OUT OF SPECIFICATION
The wiring circuit from main
switch to light connector of
faulty. Repair
CHAPTER 7 ELECTRICAL CTRICAL PAGE 7- 24