Jianshe JS125-6B Maintenance Manual page 202

3. Voltage
Connect the pocket tester (DC20V) to the bulb socket
coupler
Connect tester lead to brown wire
Connect tester lead to light blue wire
Turn the main switch to
Check the voltage (12V) of
bulb socket.
Neutral switch is correct
5. Fuel gauge needle fails to work
1.Fuel sensor
Discharge the fuel from the fuel tank
Connect the fuel sensor (
coupler
Tester lead Green terminal
Tester lead Black terminal
Check the resistance of the fuel sensor, and compare
with specification
Fuel resistance (upper,
4-10 , 20
Oil sensor resistance (lower
90-100 , 20
ON
brown terminal on
Meets specification
10) to fuel sensor
);
)
Meets specification
CABLE AND ELECTRIC APPLIANCE SYSTEM
The circuit from the main switch to the bulb socket
coupler is poor, repair it
Replace the fuel sensor
192
Out of specification
Out of specification