Mitsubishi Eclipse 1990 Service Manual page 1643

TROUBLESHOOTING
Symptom
Vehicle pulls to one
side when brakes are
applied
Insufficient braking
power
Brake booster malfunction
Clogged brake line
Grease or oil on pad or lining surface
Proportioning valve malfunction
Auto adjuster malfunction
Air in brake system
pedal
(Reduced
Worn lining or pad
to floorboard
Broken vacuum hose
Faulty master cylinder
Brake fluid leaks
Auto adjuster malfunction
Excessive push rod to master cylinder clearance
Incomplete release of parking brake
drag
Clogged master cylinder return port
Incorrect parking brake adjustment
Incorrect push rod to master cylinder clearance
Faulty master cylinder piston return spring
Worn brake pedal return spring
Broken rear drum brake shoe return spring
Lack of lubrication in sliding parts
BASIC BRAKE SYSTEM
Probable cause
Grease or oil on pad or lining surface
Inadequate contact of pad or lining
Auto adjuster malfunction
Drum out of round or uneven wear
Low or deteriorated brake fluid
Air in brake system
Overheated brake rotor due to dragging of pad or
lining
Inadequate contact of pad or lining
T S B R e v i s i o n
Troubleshooting
Remedy
Replace
C o r r e c t
A d j u s t
Repair or replace as necessary
Refill or change
Bleed air from system
Replace
Adjust
Bleed air from system
Replace
Correct
A d j u s t
Correct
Adjust
Replace
Lubricate