Outline; Specifications; Troubleshooting Guide; Clutch Fluid - Mazda MX-5 1990 Workshop Manual

OUTLINE, TROUBLESHOOTING GUIDE
H
OUTLINE
SPECIFICATIONS
Engine/Transmission Model
86 DOHC
Item
--
M5M-D
Clutch control Hydraulic
Clutch cover
Type Diaphragm spring
Set load N (kg, Ib) 4,022 (410, 902)
Outer diameter mm (in)
200 (7.87)
Inner diameter mm (in) 130 (5.12)
Clutch disc
Pressure plate
3.5 (0.14)
side mm (in)
Thickness
Flywheel side
3.5 (0.14)
mm (in)
Type Suspended
Clutch pedal
Pedal ratio
6.13
Full stroke
mm (in) 120 (4.72)
Height mm (in) 175-185 (6.89-7.28)
Master cylinder inner diameter
mm (in) 15.87 (0.625)
Release cylinder inner diameter mm (in) 19.05 (0.750)
Clutch fluid SAE J1703 or FMVSS116 DOT-3
05UOHX-003
TROUBLESHOOTING GUIDE
Problem Possible Cause Action Page
Slipping Clutch disc facing worn excessively
Replace H-14
Clutch disc facing surface hardened or oil on surface
Repair or replace H-14
Pressure plate damaged
Repair or replace H-14
Diaphragm spring damaged or weak
Replace H-14
Insufficient clutch pedal play
Adjust
H- 5
Clutch pedal sticking
Repair or replace H- 6
Flywheel damaged
Repair or replace H-14
Faulty dlsen- Excessive runout or damaged clutch disc
Replace H-14
gagement Clutch disc splines rusted or worn Remove rust or replace
H-14
Oil on facing Repair or replace -
Diaphragm spring weak Replace
H-14
Excessive clutch pedal play Adjust
H- 5
Insufficient clutch fluid
Add fluid H- 2
Leakage of clutch fluid Locate and repair or
-
replace
Clutch vibrates Oil on facing
Repair or replace H-14
when accelerating Torsion ru bbers weak Replace
H-14
Clutch disc facing hardened or damaged Repair or replace H-14
Clutch disc facing rivets loose Replace H-14
Pressure plate damaged or excessive runout Replace H-14
Flywheel surface hardened or damaged Repair or replace H-14
Loose or worn engine mount
Tighten or replace -
Clutch pedal
Pedal shaft not properly lubricated Lubricate or replace
H- 6
sticking
Abnormal noise
Clutch release bearing damaged Replace
H-14
Poor lubrication of release bearing sleeve Lubricate or replace
H-14
Torsion spring weak
Replace H-14
Excessive crankshat end play
Repair
Refer to Section B
Pilot bearing worn or damaged
Replace
H-14
Worn pivot points of release fork Repair or replace
H-14
05UOHX-004
H-3