Brake Service Diagnosis - M38

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Service Diagnosis:	Possible Cause
Brakes Drag	Brake shoes improperly adjusted
	Piston cups enlarged
	Mineral oil or improper brake fluid in system
	Improper pedal adjustment
	Clogged master cylinder by-pass port

One Brake Drags	Brake shoe adjustment incorrect
	Brake hose clogged
	Return spring broken
	Wheel cylinder piston or cups defective
	Loose or damaged wheel bearings

Brake Grabs - Vehicle Pulls to One Side	Grease or brake fluid on lining
	Dirt between lining and drum
	Drum scored or rough
	Loose wheel bearings
	Axle spring clips loose
	Brake backing plate loose
	Brake lining
	Brake shoe reversed
	Tires under-inflated
	Glazed or worn lining
	Restricted brake line

Excessive Pedal Travel	Normal lining wear
	Lining worn out
	Leak in brake line
	Scored brake drums
	Incorrect brake lining
	Air in hydraulic system

Spongy Brake Pedal	Air in Lines
	Brake shoe adjustment incorrect
	Insufficient brake fluid

Excessive Pedal Pressure	Grease or brake fluid in lining
	Shoes improperly adjusted
	Warped brake shoes
	Distorted brake drums
	Glazed or worn lining
	Restricted brake line
	Faulty brake cylinder
	Insufficient brake fluid

Squeaky Brakes	Shoes warped or drums distorted
	Lining loose
	Dirt imbedded in lining
	Improper adjustment
	Oil or grease on lining
	Glazed or worn lining
	Drum scored