2-12
MAINTENANCE SPECIFICATIONS
ELECTRICAL
Master cylinder inside dia.
9.52 mm (0.375 in)
----
Caliper cylinder inside dia.
22.65 mm (0.892 in) × 2
----
Brake fluid type
DOT #4
----
Rear disc brake:
Disc outside dia.×Thickness
245 × 4.0 mm (9.65 × 0.16 in)
245 × 3.5
mm (9.65 ×
0.14 in)
Deflection limit
----
0.15 mm
(0.006 in)
Pad thickness
6.4 mm (0.25 in)
1.0 mm
(0.04 in)
Master cylinder inside dia.
11.0 mm (0.433 in)
----
Caliper cylinder inside dia.
25.4 mm (1.000 in) × 1
----
Brake fluid type
DOT #4
----
Brake lever and brake pedal:
Brake lever position
95 mm (3.74 in)
----
Brake pedal height (vertical height above
footrest top)
Zero mm (Zero in)
----
Clutch lever free play (lever end)
7–12 mm (0.28–0.47 in)
----
Throttle grip free play
3–5 mm (0.12–0.20 in)
----
Item
Standard
Limit
Item
Standard
Limit
Ignition system:
Advancer type
Electrical
----
CDI:
Magneto-model (stator)/manufacturer
17D-50/YAMAHA
----
Charging coil 1 resistance (color)
720–1,080
Ω
at 20 °C (68 °F)
(Green–Brown)
----
Charging coil 2 resistance (color)
44–66
Ω
at 20 °C (68 °F) (Black–
Pink)
----
Pickup coil resistance (color)
248–372
Ω
at 20 °C (68 °F)
(White–Red)
----
CDI unit-model/manufacturer
17D-50/YAMAHA (For USA and
CDN)
----
17D-60/YAMAHA (Except for USA
and CDN)
----
Ignition coil:
Model/manufacturer
5UL-20/DENSO
----
Minimum spark gap
6 mm (0.24 in)
----
Primary coil resistance
0.08–0.10
Ω
at 20 °C (68 °F)
----
Secondary coil resistance
4.6–6.8 k
Ω
at 20 °C (68 °F)
----
Summary of Contents for 2011 YZ250FA
Page 6: ...YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY ...
Page 10: ...MEMO ...
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Page 52: ...2 20 LUBRICATION DIAGRAMS LUBRICATION DIAGRAMS ...
Page 54: ...2 22 LUBRICATION DIAGRAMS ...
Page 56: ...2 24 CABLE ROUTING DIAGRAM CABLE ROUTING DIAGRAM A B A C B C ...
Page 60: ...2 28 CABLE ROUTING DIAGRAM C A B B A C ...
Page 62: ...2 30 CABLE ROUTING DIAGRAM ...
Page 64: ...2 32 CABLE ROUTING DIAGRAM A C B C B A ...
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