Yamaha TZ250M1 Owner's Service Manual page 263

FUEL PUMP SYSTEM
2. Install:
• Drain plug
3. Turn the fuel cock to "ON".
4. Inspect:
• Fuel pump 1
Operation sound when the main switch is
moved to "RUN" ≥ OK
EC675000
FUEL PUMP COIL INSPECTION
1. Disconnect the fuel pump coupler.
%
2. Inspect:
• Fuel pump coil resistance
Out of specification ≥ Replace.
Tester (+) lead ≥
Tester (-) lead ≥
?
Fuel pump coil
resistance
1~3 Ω at
20˚C (68˚F)
EC676000
FUEL PUMP INSPECTION
CAUTION:
C C
Do not operate the fuel pump on an empty
fuel tank because it may damage the pump.
1. Remove the fuel outlet hose from the fuel
pump.
2. Connect another plastic hose 1 to the fuel
pump and place its other end into a con-
tainer.
6-19
ELEC
≥ Black/Blue lead 1 1
≥ Black lead 2 2
Tester selector
position
Ω X X 1