Linhai ATV 500-D T3 EFI Service Manual page 276

CHAPTER 8 ELECTRICAL
6.Relay
Disconnect the starting circuit cut-off
relay coupler from the wireharness.
Connect the pocket tester (Ωx1) and
battery (12V) to the starting circuit cut-off
relay coupler terminals.
Battery (+) lead→ terminal 
Battery (-) lead→ terminal 
Check the starting circuit cut-off relay
for continuity.
Test (+) lead →  terminal
Test (-) lead →  terminal
6. Wring connection
Check the connection of the entire
cooling system.
Refer to "CIRCUIT DIAGRAM"
IF THE HEAT ALARM UNIT WORKING
When the main switch is turned on, the temperature of the engine begins to go up. As it
comes to 88±3℃ the thermostat is connected and the fan starts to work, cooling the
coolant, if the thermostat or the fan, fails to work; the coolant temperature will keep rising.
The heat alarm unit operates the moment the temperature reaches 115±5℃and the signal
flashing. Stop the engine now to have the circuit fixed.
Procedure
Check:
1 .Fuse(Main, Fan)
2. Battery
3.Main switch
system)
1. fuse
CHECKING SWITCHES
500ATV T3 EFI SERVICE MANUAL 16.0
UPPER CONNECTION
Correct
4. Thermo unit
5. Voltage
6. Wiring connection (entire cooling
NO CONTINUITY
Replace the fuse
CHAPTER 7 ELECTRICAL CTRICAL PAGE 7- 19