2015 YAMAHA WR 250F check engine light

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Page 14 of 430

YAMAHA WR 250F 2015  Owners Manual CONTROL FUNCTIONS................................................................................ 1-21
INDICATOR LIGHTS AND WARNING LIGHTS ....................................... 1-21
ENGINE STOP SWIT

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YAMAHA WR 250F 2015  Owners Manual DESCRIPTION
1-4
EAS2GB2009
DESCRIPTION
TIP
Designs and specifications of the vehicle are subject to change without notice. Therefore, please 
note that the descriptions in this manual may be different

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YAMAHA WR 250F 2015  Owners Manual CONTROL FUNCTIONS
1-21
EAS2GB2031
CONTROL FUNCTIONS
EAS2GB2032INDICATOR LIGHTS AND WARNING 
LIGHTS
1. Engine trouble warning light “ ”
2. Fuel level warning light “ ”
Fuel level warning light

Page 107 of 430

YAMAHA WR 250F 2015  Owners Manual PERIODIC MAINTENANCE
3-3
TIP
• The air filter needs more frequent service if you are riding in unusually wet or dusty areas.
• Hydraulic brake service
• After disassembling the brake master cyli

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YAMAHA WR 250F 2015  Owners Manual ENGINE
3-18
8. Install:
• Oil filler cap
9. Check:
• Oil level
Refer to “CHECKING THE ENGINE OIL 
LEVEL” on page 3-16.
10.Check:
• Engine oil pressure
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YAMAHA WR 250F 2015  Owners Manual ELECTRICAL SYSTEM
3-40
2. Attach:
• Timing light “1”
• Digital tachometer “2”
To the high tension code “3”.
3. Adjust:
• Engine idling speed
Refer to “ADJUSTING THE ENGINE 
IDLING

Page 302 of 430

YAMAHA WR 250F 2015  Owners Manual CRANKCASE
6-71
EAS2GB2313DISASSEMBLING THE CRANKCASE
1. Separate:
• Right crankcase
• Left crankcase
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YAMAHA WR 250F 2015  Owners Manual TRANSMISSION
6-80
6. Install:
• Shift fork 1 (L) “1”
• Shift fork 2 (C) “2”
• Shift fork 3 (R) “3”
• Shift cam “4”
(to the main axle and the drive axle)
TIP
• Apply engine oi
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