Electrical Specifications - Yamaha YZ450FN 2022 Owner's Service Manual

EAM20130

ELECTRICAL SPECIFICATIONS

Voltage
System voltage
Ignition system
Ignition system
Ignition timing (B.T.D.C.)
Engine control unit
Model
Ignition coil
Primary coil resistance
Secondary coil resistance
Spark plug cap
Resistance
Charging system
Charging system
Standard output
Stator coil resistance
Rectifier/regulator
Regulator type
Regulated voltage (DC)
Battery
Model
Voltage, capacity
Starter motor
Brush overall length
Brush overall length limit
Brush spring force
Mica undercut (depth)
Fuel injection sensor
Crankshaft position sensor resistance
Intake air temperature sensor resistance
Intake air temperature sensor resistance
Coolant temperature sensor resistance
Coolant temperature sensor resistance
Fuse(s)
Main fuse
Spare fuse
ELECTRICAL SPECIFICATIONS
12 V
TCI
8.0–12.0 /2000 r/min
B2W0
2.16–2.64 
8.64–12.96 k
7.50–12.50 k
AC magneto
14.0 V, 5.4 A at 5000 r/min
0.512–0.768 
Single-phase
14.0–14.8 V
BR98
12 V, 2.4 Ah (5 HR)
11.0 mm (0.43 in)
5.5 mm (0.22 in)
4.80–7.20 N (489–734 gf, 17.28–25.92 oz)
2.40 mm (0.09 in)
228–342 
5400–6600  at 0 C (5400–6600  at 32 F)
290–390  at 80 C (290–390  at 176 F)
2513–2777  at 20 C (2513–2777  at 68 F)
210–221  at 100 C (210–221  at 212 F)
15.0 A
15.0 A
2-8