Honda Crf250l Service Manual

1-16
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GENERAL INFORMATIONFRAME
MATERIAL LOCATIONREMARKS
Urea based multi-purpose 
grease with extreme 
pressure agent (example: 
Kyodo Yushi, EXCELITE 
EP2 or equivalent) Steering head bearing inner race and outer race rolling 
surface
3 – 5 g (0.11 – 0.18 oz)
Steering head bearing dust seal lips
Multi-purpose grease Sidestand pivot sliding surface
Axle outer surface 
Throttle pipe flange cable groove
Shock linkage needle bearing rotating area
Shock linkage collar whole surface...

1-17
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GENERAL INFORMATION
CABLE & HARNESS ROUTING
CLUTCH CABLE
LEFT HANDLEBAR 
SWITCH WIRE
THROTTLE CABLES
RIGHT HANDLEBAR 
SWITCH WIRE
FRONT BRAKE HOSE
THROTTLE 
CABLESFRONT BRAKE HOSE
HANDLEBAR 
SWITCH WIRE
HANDLEBAR
WIRE BANDS
Front
Align the lower end of outer rubber 
with the lower end of hose clamp.25° – 30° 

1-18
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GENERAL INFORMATION
SPEEDOMETER 16P 
CONNECTOR BOOT
CLUTCH CABLE
LEFT HANDLEBAR SWITCH 
14P (GRAY) CONNECTOR
THROTTLE CABLES
RIGHT HANDLEBAR 
SWITCH WIRE
FRONT BRAKE HOSE
RIGHT HANDLEBAR 
SWITCH 9P (BLACK) 
CONNECTOR
IGNITION 
SWITCH WIRE
IGNITION 
SWITCH WIRE
HEADLIGHT 3P 
(BLACK) CONNECTOR
WIRE CLAMP
WIRE CLAMP
IGNITION SWITCH 3P 
(BROWN) CONNECTOR
CONNECTORS:
– RIGHT FRONT TURN SIGNAL 2P (LIGHT BLUE)
– LEFT FRONT TURN SIGNAL 2P (ORANGE)
LEFT FRONT TURN SIGNAL 
2P (ORANGE)...

1-19
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GENERAL INFORMATION
CLUTCH CABLE
THROTTLE 
CABLES
RADIATOR SIPHON HOSE
RESERVE TANK 
OVERFLOW HOSE
WATER HOSE BAND
Front
0°± 30° 

1-20
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GENERAL INFORMATION
ECM 33P (BLACK) CONNECTORGROUND POINT
BANK ANGLE SENSOR 
2P CONNECTOR
PAIR CONTROL SOLENOID VALVE 
2P (BLACK) CONNECTOR
TURN SIGNAL RELAY 3P 
(BLACK) CONNECTOR
JUNCTION BOX
REGULATOR/RECTIFIER 
5P CONNECTOR
FUEL HOSE
FUEL PUMP 3P 
(BLACK) CONNECTOR
RADIATOR SIPHON HOSE 

1-21
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GENERAL INFORMATION
GROUND POINT
PAIR AIR 
SUCTION HOSE
PAIR AIR 
SUCTION HOSE
PAIR AIR 
SUCTION HOSE
RESERVE TANK 
OVERFLOW HOSE
CRANKCASE 
BREATHER HOSE
CLUTCH CABLE
RESERVE TANK 
OVERFLOW HOSE
WIRE BAND 
GUIDE
WIRE BAND
Viewed from 
the front side:
Viewed from 
the front side:VS SENSOR
CRANKCASE 
BREATHER 
HOSE
HOSE CLAMPS
REAR BRAKE LIGHT 
SWITCH WIRE
VS SENSOR 3P 
(BLUE) CONNECTOR
PAIR AIR SUPPLY HOSE 

1-22
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GENERAL INFORMATION
CLUTCH CABLE
THROTTLE CABLES
RADIATOR SIPHON HOSE
RESERVE TANK 
OVERFLOW HOSE
PAIR AIR 
SUCTION HOSE
PAIR AIR 
SUPPLY HOSE
FUEL PUMP 3P 
(BLACK) CONNECTOR
IACV 4P (BLACK) 
CONNECTOR
FUEL INJECTOR 2P 
(GRAY) CONNECTOR
SPARK PLUG 
WIRE
FUEL TANK BREATHER HOSE 
(To FUEL TANK)
FUEL TANK BREATHER HOSE
FUEL TANK BREATHER HOSESUB-FRAME
Right
HOSE BAND 

1-23
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GENERAL INFORMATION
PAIR AIR 
SUCTION HOSE
PAIR AIR SUPPLY 
HOSE
Viewed from 
the rear side:
RADIATOR SIPHON HOSE
FUEL PUMP 3P 
(BLACK) CONNECTOR
SPARK PLUG 
WIRE
PAIR AIR 
SUCTION HOSE
PAIR AIR SUPPLY 
HOSE
DLC
PAIR CONTROL SOLENOID VALVE
FAN MOTOR 2P 
(BLACK) CONNECTOR
WATER HOSE BAND
Front
WATER HOSE BAND
Front
WATER HOSE BAND
O2 SENSOR 1P 
(BLACK) CONNECTOR
ECT SENSOR 3P 
CONNECTOR
SENSOR UNIT 
5P CONNECTOR
Left
90°± 30°
55°± 30°
20°± 30° 

1-24
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GENERAL INFORMATION
FUEL TANK BREATHER HOSE
BATTERY CASE 
DRAIN HOSE
SIDESTAND 
SWITCH WIRE
CONNECTORS:
– ALTERNATOR 3P
– REAR BRAKE LIGHT SWITCH 3P (BLACK)
– SIDESTAND SWITCH 3P (GREEN)
– CKP SENSOR/NEUTRAL SWITCH 3P (BLACK)
ECT SENSOR 3P CONNECTOR
VS SENSOR 3P 
(BLUE) CONNECTOR
WIRE CLAMP
STARTER 
MOTOR CABLE
BATTERY NEGATIVE 
(-) CABLE
NEUTRAL SWITCH
CRANKCASE 
BREATHER HOSE
SIDESTAND SWITCH WIRE
BATTERY CASE 
DRAIN HOSE
SIDESTAND 
SWITCH WIRE
BATTERY 
NEGATIVE 
(-) CABLE...

1-25
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GENERAL INFORMATION
BATTERY NEGATIVE 
(-) CABLE
Viewed from 
the front side:
BATTERY POSITIVE 
(+) CABLE
STARTER RELAY 
SWITCH 4P (RED) 
CONNECTOR
FAN CONTROL RELAY
FUEL PUMP RELAY
STARTER MOTOR CABLE
WIRE BANDS
STARTER 
MOTOR CABLE
SUB-FRAME
MAIN WIRE 
HARNESS
REAR BRAKE LIGHT 
SWITCH WIRE
REAR BRAKE HOSE