Yamaha YZ250F(E), Owner'S Service Manual

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ENGINE SPECIFICATIONS
2-7
Air filter
Air filter element Wet element
Air filter oil grade Foam air-filter oil
Fuel pump
Pump type Electrical
Fuel injector
Model/quantity 30NA-FZ31/1
Resistance 12

Throttle body
Type/quantity 30RA-A13M/1
ID mark 1SM1 00
Fuel pressure 324.0 kPa (3.24 kgf/cm
2
, 47.0 psi)
Throttle position sensor
Resistance 6.30 k

Output voltage (at idle) 0.5 V
Fuel injection sensor
Crankshaft position sensor resistance 228–342

Intake air pressure sensor output voltage 3.57–3.71 V at 101.3 kPa
Intake air temperature sensor resistance 290–390

at 80 °C (176 °F)
Coolant temperature sensor resistance 2.51–2.78 k

at 20 °C (68 °F)
210–221

at 100 °C (212 °F)
Idling condition
Engine idling speed 1900–2100 r/min
Water temperature 70–80 °C (158–176 °F)
Oil temperature 55–65 °C (131–149 °F)
Throttle grip free play 3.0–5.0 mm (0.12–0.20 in)