Control System; Oil Pressure Switch - Yamaha WaveRunner FX SHO Service Manual

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ELEC
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2

Control system

P/W
1
Control system

Oil pressure switch

1. Measure:
• Oil pressure switch input voltage
Out of specification → Check the wiring
harness.
Measurement steps:
1. Disconnect the oil pressure switch coupler
1.
2. Push the unlock button, and then measure
the input voltage between the oil pressure
switch coupler terminal (wiring harness
end) and ground.
Oil pressure switch input voltage
(reference data):
Pink/white (P/W) – Ground
11.0–12.0 V
2. Check:
• Oil pressure switch continuity
Out of specification → Replace the oil
pressure switch.
Checking steps:
1. Remove the oil pressure switch.
Refer to "Oil separator tank and oil pan
removal" in Chapter 5.
2. Connect the tester leads to the terminal
thread 1 and body 2 of the oil pressure
switch as shown.
3. Connect a vacuum/pressure pump gauge
to the oil pressure switch, and then apply
positive pressure.
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