Yamaha SX150C Service Manual page 294

– +
ELEC
FUEL CONTROL SYSTEM
8470
MEASURING THE THROTTLE
POSITION SENSOR OUTPUT
VOLTAGE
Refer to "MEASURING THE THROT-
TLE POSITION
VOLTAGE" on page 8-20.
MEASURING THE HIGH-PRESSURE
FUEL PUMP RESISTOR
Inspect:
• High-pressure
resistance
Out of specification → Replace.
High-pressure fuel pump resistor
resistance
Brown (Br) – Blue (L)
0.53 - 0.57 Ω
8-25
E
SENSOR OUTPUT
RESISTANCE8
fuel pump resistor
8