Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 999
BRAKES 5-67
TROUBLESHOOTING
Condition and Cause
Correction
Poor Brake Action
Master cylinder faulty
Correct or replace
Power cylinder faulty
Correct or replace
Level of brake fluid in reservoir too low
Replenish and bleed
Air in hydraulic circuit
Bleed
Front disc brake caliper faulty
Clean or replace
Rear brake wheel cylinder faulty
Clean or replace
Water or oil on brake pads or linings
Clean or replace
Brake pads or linings hardened
Replace
Brake pads or linings in poor contact with rotor or brake drum
Correct
Brake pads or linings worn
Replace
Brake disc or drum rusted
Grind or replace
Check valve in vacuum hose faulty
Correct or replace
Brake Squeak
Brake pads or linings worn
Replace
Brake pads or linings hardened
Replace
Brake pads or linings in poor contact with rotor or brake drum
Correct
Brake disc(s) warped, worn or damaged
Grind or replace
Disc brake anti-squeak shims fatigued
Replace
Front hub bearings loose or preload is incorrect
Adjust or replace
Brake disc or drum rusted
Grind or replace
Brake Pull
Tire inflation pressures unequal
Adjust
Front wheel alignment incorrect
Adjust
Water or oil on brake pads or linings
Clean or replace
Brake pads or linings hardened
Replace
Brake pads or linings worn excessively
Replace
Brake drum or rotor worn or scored
Grind or replace
Front or rear wheel cylinder or disc brake caliper malfunctioning
Clean or replace
Front hub bearing preload incorrect
Adjust or replace
Brake pad or lining clearances unequal
Adjust or replace
Brake Drag
Parking brake maladjusted
Adjust
Brake pad or lining clearance insufficient
Adjust
Brake pedal free play insufficient
Adjust brake pedal height or power cylinder operating rod
Piston in master cylinder sticking
Clean or replace
Pistons in disc brake caliper sticking
Replace piston seals
Pistons in rear brake wheel cylinders sticking
Clean or replace
Brake pads sticking in caliper
Clean
Return springs weakened
Replace
Parking brake binding
Overhaul rear brakes
Front hub bearing preload incorrect
Adjust or replace
Rear brake shoes not returning
Correct or replace brake back plate, check automatic adjuster and
replace as necessary
Obstructions in hydraulic circuit
Clean
Rotor warped excessively
Grind or replace
Rear brake drum distorted
Grind or replace
Piston cups swollen
Replace brake fluid and piston cups
Check valve ; vacuum hose faulty
Replace
Parking cable sticking
Clean or replace
Rear disc brake over adjust
Adjust or overhaul rear brakes
Excessive Brake Pedal Travel
Air in hydraulic circuit
Bleed hydraulic circuit
Level of brake fluid in reservoir too low
Replenish brake fluid reservoir to specified level and bleed hydraulic
circuit as necessary.
Master cylinder push rod clearance excessive
Adjust
Leakage in hydraulic system
Correct or replace defective parts
Rear disc brake autoadjuster malfunction
Overhaul rear brakes
TFBRK-WE-981
You are requested to order this manual using the
manual number that is shown above.
This manual is applicable for vehicles in all countries
except the USA, Canada, Europe and Thailand.
All rights reserved, This manual may not be
reproduced in whole or in part, without the permission
in writing of ISUZU MOTORS LIMITED.
Issued by
ISUZU MOTORS LIMITED
INTERNATIONAL SERVICE DEPARTMENT
Tokyo, Japan
First edition May., 1998
9805-01A4
No. TFBRK-WE-981
PRINTED IN JAPAN
WORKSHOP MANUAL
TF SERIES
CAB
SECTION 10
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