Honda Crf250l Service Manual

6-6
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ELECTRIC STARTER SYSTEMINSPECTION
Check the oil seal [1] of the front cover for deterioration
or damage.
Check the bearing [2] and needle bearing [3] for wear or
damage.
Replace the starter motor as an assembly if necessary.
Do not use emeryor sand paper on the commutator.Clean the metallic debris  off between commutator bars
[1].
Check the commutator bars of the armature for
discoloration, wear or damage.
Replace the starter motor as an assembly if necessary.
Check for continuity...

6-7
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ELECTRIC STARTER SYSTEM
Check for continuity between the positive brushes [1]
and cable terminal [2].
There should be continuity.
Check for continuity between the positive brushes [1]
and rear cover [2].
There should be no continuity.
Check for continuity between the positive and negative
brushes [3].
There should be no continuity.
Measure the brush length.
Check the bushing [1] of the rear cover for wear or
damage.
Replace the starter motor as an assembly if...

6-8
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ELECTRIC STARTER SYSTEM
STARTER RELAY SWITCH
INSPECTION
Remove the left side cover (page 2-3).
Shift the transmission into neutral.
Turn the ignition switch ON and engine stop switch  .
Push the starter switch.
The coil is normal if the st arter relay switch [1] clicks.
If you dont hear the star ter relay switch CLICK,
inspect the starter relay switch using a procedure
below.
GROUND LINE
Disconnect the starter relay switch 4P (Red) connector
[1].
Check for continuity between the...

6-9
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ELECTRIC STARTER SYSTEM
OPERATION CHECK
Remove the starter relay switch (page 6-9).
Connect a fully charged 12 V battery to the starter relay
switch as shown.
There should be continuity between the cable terminals
when the battery is connected, and no continuity when
the battery is disconnected.
REMOVAL/INSTALLATION
Remove the left side cover (page 2-3).
Disconnect the battery negative (-) terminal (page 19-
4).
Disconnect the starter relay switch 4P (Red) connector
[1].
Release...

MEMO
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7-1
7
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7. FUEL SYSTEM
SERVICE INFORMATION ·····························7-2
TROUBLESHOOTING···································7-2
COMPONENT LOCATION ····························7-3
FUEL LINE INSPECTION··················\
············7-4
FUEL TANK ···················································7-8
FUEL PUMP UNIT ·········································7-8 FUEL PUMP RELAY ··································· 7-10
AIR CLEANER HOUSING ·························· 7-10
THROTTLE BODY...

7-2
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FUEL SYSTEM
FUEL SYSTEMSERVICE INFORMATION
GENERAL
 • Work in a well ventilated area. Smoking or allowing flames or sparks in the work area or where gasoline is stored can cause a
fire or explosion.
 • Do not snap the throttle valve from full open to full close af ter the throttle cable has been removed. It may cause incorrect  idle
operation.
 • Bending or twisting the control cables will impair smooth oper ation and could cause the cables to stick or bind, resulting in loss
of...

7-3
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FUEL SYSTEM
COMPONENT LOCATION
10 N·m (1.0 kgf·m, 7 lbf·ft)
27 N·m (2.8 kgf·m, 
20 lbf·ft)
7.0 N·m (0.7 kgf·m, 5.2 lbf·ft)
3.0 N·m (0.3 kgf·m, 
2.2 lbf·ft)
3.0 N·m (0.3 kgf·m, 2.2 lbf·ft)
7.0 N·m (0.7 kgf·m, 5.2 lbf·ft)
7.0 N·m (0.7 kgf·m, 
5.2 lbf·ft)
27 N·m (2.8 kgf·m, 20 lbf·ft) 

7-4
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FUEL SYSTEM
FUEL LINE INSPECTION
FUEL PRESSURE RELIEVING
Before disconnecting fuel feed hose, relieve pressure
from the system as follows.
1. Turn the ignition switch OFF.
2. Disconnect the fuel pump 3P (Black) connector [1].
3. Start the engine, and let it idle until the engine stalls.
4. Turn the ignition switch OFF.
5. Disconnect the battery negative (–) cable (page 19-
4).
QUICK CONNECT FITTING REMOVAL
Do not bend or twist fuel feed hose.
1. Relieve the fuel pressure (page...

7-5
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FUEL SYSTEM
4. Pull and release the joint rubber [1] from theretainer.
5. Hold the connector with one hand and squeeze the retainer tabs [2] with the other hand to release the
locking pawls [3].
Pull the connector off and remove the retainer.
 • Absorb the remaining fuel in the fuel feed hose fromflowing out with a shop towel.
 • Be careful not to damage the hose or other parts.
 • Do not use tools.
 • If the connector does not move, keep the retainer tabs pressed down, and...