Yamaha YZ250FX 2019 User Manual

ELECTRICAL SPECIFICATIONS
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EAM20130
ELECTRICAL SPECIFICATIONS
Voltage
System voltage 12 V
Ignition system
Ignition system TCI
Advancer type Digital
Ignition timing (B.T.D.C.) 10.0 2000 r/min
Engine control unit
Model B292
Ignition coil
Primary coil resistance 2.16–2.64 
Secondary coil resistance 8.64–12.96 k
Spark plug cap
Resistance 7.50–12.50 k
Lean angle sensor output voltage
Operating angle 45 
Output voltage up to operating angle 0.4–1.4 V
Output voltage over operating angle 3.7–4.4 V
Charging system
Charging system AC magneto
Standard output 14.0 V, 11.4 A at 5000 r/min
Stator coil resistance 0.528–0.792 
Rectifier/regulator
Regulator type Three-phase
Regulated voltage (DC) 14.1–14.9 V
Rectifier capacity (DC) 23.0 A
Battery
Model YTZ7S(F)
Voltage, capacity 12 V, 6.0 Ah (10 HR)
Indicator light
Fuel level warning light 1.7 W
Engine trouble warning light 1.7 W
Starter motor
Power output 0.35 kW
Armature coil resistance 0.0189–0.0231 
Brush overall length 7.0 mm (0.28 in)
Brush overall length limit 3.5 mm (0.14 in)
Brush spring force 3.92–5.88 N (400–600 gf, 14.11–21.17 oz)
Commutator diameter 17.6 mm (0.69 in)
Commutator diameter limit 16.6 mm (0.65 in)
Mica undercut (depth) 1.50 mm (0.06 in)
Fuel sender unit
Sender unit resistance (full) 1350.0–1900.0 
Fuel injection sensor
Crankshaft position sensor resistance 228–342 
Intake air temperature sensor resistance 5400–6600  at 0 C (5400–6600  at 32 F)

Yamaha YZ250FX 2019 Specifications

General

Displacement	250cc
Bore x Stroke	77.0mm x 53.6mm
Fuel System	Yamaha Fuel Injection (YFI), Keihin® 44mm
Ignition	TCI: Transistor Controlled Ignition
Final Drive	Chain
Front Brake	Hydraulic disc, 270mm
Rear Brake	Hydraulic disc, 245mm
Seat Height	37.6 in
Ground Clearance	12.8 in
Fuel Capacity	2.1 gal
Wet Weight	249 lb
Engine Type	Liquid-cooled DOHC 4-stroke
Transmission	Wide-ratio 6-speed; multiplate wet clutch
Front Suspension	KYB® spring-type fork, fully adjustable
Rear Suspension	KYB® single shock
L x W x H	32.5 in
Front Tire	90/90-21
Rear Tire	110/100-18