Suzuki Liana RH413 Service Manual page 466

4A-8 Brake Control System and Diagnosis:
Condition
Brake pull (Brakes not
working in unison)
Noise (high pitched
squeak without brake
applied)
Rear brake locked
prematurely
Excessive pedal travel
(Pedal stroke too large)
Brake locked (For vehicle
equipped with ABS)
Dragging brakes (A very
light drag is present in all
brakes immediately after
pedal is released)
Possible cause
Pad linings and/or shoe linings are wet
with water or stained with oil in some
brakes
Drum-to-shoe clearance out of
adjustment in some brakes
(Malfunctioning auto adjusting
mechanism)
Disc and/or drum is out of round in some
brakes
Tires are inflated unequally
Malfunction in wheel cylinders
Disturbed front wheel alignment
Unmatched tires on same axle
Restricted brake pipes or hoses
Malfunctioning caliper assembly
Loose suspension parts
Loose calipers
Front lining worn out
Contact wear indicator to brake disc
Maladjusted sensor spring length of
LSPV, if equipped
Malfunction LSPV assembly, if equipped Replace assembly.
Partial brake system failure
Insufficient fluid in master cylinder
reservoirs
Air in system (soft / spongy pedal)
Rear brake system not adjusted
(malfunctioning auto adjusting
mechanism)
Bent brake shoes
Worn rear brake shoes
Malfunctioning ABS
Master cylinder pistons not returning
correctly
Restricted brake pipes or hoses
Incorrect parking brake adjustment on
rear brakes
Weakened or broken return springs in
the brake
Sluggish parking brake cables or linkage Repair or replace.
Wheel cylinder or caliper piston sticking Repair as necessary.
Badly worn piston seal in caliper
Improper brake pedal free height
Correction / Reference Item
Replace.
Check for inoperative auto adjusting
mechanism.
Replace.
Inflate equally.
Repair or replace.
Adjust as prescribed.
Tires with approximately the same amount of
tread should be used on the same axle.
Check for soft hoses and damaged lines.
Replace with new hoses and new double-
walled steel brake tubing.
Check for stuck or sluggish pistons and proper
lubrication of caliper slide pin.
Caliper should slide.
Check all suspension mountings.
Check and torque bolts to specifications.
Replace linings.
Replace pads.
Check or adjust.
Check brake systems and repair as necessary.
Fill reservoirs with approved brake fluid.
Check for leaks and air in brake system.
Check warning light. Bleed system if required.
Bleed system.
Repair auto adjusting mechanism.
Adjust rear brakes.
Replace brake shoes.
Replace brake shoes.
Check system referring to "ABS Check in
Section 4E".
Replace master cylinder.
Check for soft hoses or damaged pipes and
replace with new hoses and/or new brake
piping.
Check and adjust to correct specifications.
Replace.
Replace piston seal.
Check brake pedal free height.