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5C-4 Clutch:
Clutch System Symptom Diagnosis
Condition
Engine is noisy (Noise
seems to come from the
clutch)
Clutch slips
Clutch drags
Leakage of clutch fluid
Excessive clutch lever
stroke
Clutch Lever Position Switch Inspection
Inspect the clutch lever position switch in the following
procedures:
1) Disconnect the clutch lever position switch coupler
(1).
Diagnostic Information and Procedures
Possible cause
Worn countershaft spline.
Worn clutch hub spline.
Worn clutch plate teeth.
Distorted clutch plate.
Worn clutch release bearing.
Weakened clutch damper.
Worn clutch lifter related parts.
Weakened clutch spring.
Worn or distorted clutch pressure plate. Replace.
Distorted clutch plate.
Leakage of clutch fluid.
Worn or damaged clutch cylinder/
release cylinder.
Some clutch springs are weak, while
others are not.
Worn or distorted clutch pressure plate. Replace.
Distorted clutch plate.
Leakage of clutch fluid from system.
Air in hydraulic system.
Repair Instructions
B823H15306001
1
I823H1530061-01
Correction / Reference Item
Replace countershaft.
Replace clutch hub.
Replace clutch plate.
Replace.
Replace.
Replace primary driven gear.
Replace clutch lifter related parts as a set.
Replace.
Replace.
Repair or replace.
Replace.
Replace.
Replace.
Repair or replace.
Bleed air.
2) Inspect the clutch lever position switch for continuity
with the tester.
If any abnormality is found, replace the switch with a
new one.
Special tool
: 09900–25008 (Multi-circuit tester set)
Tester knob indication
Continuity (
)
Clutch lever position switch
Color
Terminal (B/Y)
Position
FREE
3) Connect the clutch lever position switch coupler.
Clutch Fluid Level Check
Refer to "Clutch System Inspection in Section 0B
(Page 0B-14)".
Clutch Hose Inspection
Refer to "Clutch System Inspection in Section 0B
(Page 0B-14)".
B823H15304001
Terminal (B/W)
I649G1530004-03
B823H15306002
B823H15306003
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