Clutch Specifications; Clutch Troubleshooting; Troubleshooting Guide - Mazda 626 MX-6 Workshop Manual

SPECIFICATIONS
------------ — ___
Item
Clutch control type
Clutch cover
Clutch disc
Clutch pedal
Master cylinder inner diameter
Release cylinder inner diameter
Clutch fluid type

TROUBLESHOOTING GUIDE

Problem
Slipping Clutch disc facing worn excessively
Clutch disc facing surface hardened or oil on
surface
Pressure plate deformed
Diaphragm spring damaged or weakened
Insufficient clutch pedal play
Clutch pedal does not function smoothly
Flywheel deformed
Excessive runout or deformity of clutch disc
Faulty
disengagement Clutch disc splines rusted or worn
Oil on clutch cover facing surface
Diaphragm spring weakened
Excessive clutch pedal play
Insufficient clutch fluid
Leakage of clutch fluid
Clutch vibrates Oil on clutch disc facing surface
when starting Torsion spring weakened
Clutch disc facing surface hardened or deformed
Clutch disc facing rivets loose
Pressure plate deformed
Flywheel surface hardened or deformed
Loose or worn engine mount
Clutch pedal
Pedal shaft not properly lubricated
does not func­
tion smoothly
Clutch release bearing damaged
Abnormal noise
Poor lubrication of clutch release bearing sleeve
Torsion spring weakened
Excessive crankshaft end play
Pilot bearing worn or damaged by heat
Worn pivot points of release fork
Enqine
---------------------- -------- -----
Type
Set load N (kg, lb)
Outer diameter mm (in)
Inner diameter mm (in)
Pressure plate
side mm (in)
Thickness
Flywheel side
mm (in)
Type
Pedal ratio
Full stroke mm (in)
Height mm (in)
mm (in)
mm (in)
Possible Cause
626, MX-6 Revised 10/87
TROUBLESHOOTING GUIDE 6
Non-Turbo
Hydr
aulic
Diaphragm spring
4316 (440, 968)
225 (8.858)
150 (5.906)
4.1 (0.16)
3.5 (0.14)
Suspended
6.00 : 1
135 (5.31)
216.5-221.5 (8.524-8.720)
15.87 (0.625)
19.05 (0.750)
SAE J1703 or
FMVSS 116,
DOT-3 or DOT-4
Remedy
Replace
Repair or replace
Repair or replace
Replace
Adjust
Repair or replace
Repair or replace
Replace
Remove rust or
replace
Repair or replace
Replace
Adjust
Add fluid
Repair or replace
Repair or replace
Replace
Repair or replace
Replace
Replace
Repair or replace
Tighten or replace
Lubricate or replace
Replace
Lubricate or replace
Replace
Repair
Replace
Repair or replace
Turbo
5494 (560, 1232)
240 (9.449)
160 (6.299)
3.5 (0.14)
86U06X-003
Page
6 -1 5
6 -1 5
6 -1 4
6 -1 4
6 - 4
6— 4, 5
6 -1 6
6 -1 5
6 -1 5
6—14
6—14
6 - 4, 5
6 - 4
—
6 -1 5
6—15
6 -1 5
6 -1 5
6 -1 4
6 -1 6
—
6 - 5
6 -1 5
6 -1 5
6 -1 5
Refer to Section 1
6—14
6 -1 6
86U06X-004
6 - 3