Excessive Brake Pedal Effort to Fully Apply Brakes
POSSIBLE SOURCE(S):
- Overloaded vehicle.
ACTION(S) TO TAKE:
- Lighten load and advise owner of correct load limits of vehicle.
POSSIBLE SOURCE(S):
- Insufficient vacuum to power brake booster.
ACTION(S) TO TAKE:
- Replace damaged or leaking vacuum booster hoses (2A047).
POSSIBLE SOURCE(S):
- Restricted air filter on brake pedal.
ACTION(S) TO TAKE:
- Clean or replace filter.
POSSIBLE SOURCE(S):
- Booster and brake pedal linkage binding caused by worn bushings or corrosion.
ACTION(S) TO TAKE:
- Replace worn bushings or clean and lubricate linkage.
POSSIBLE SOURCE(S):
- Worn or damaged power brake booster.
ACTION(S) TO TAKE:
- Replace power brake booster.
POSSIBLE SOURCE(S):
- Brake lining worn, glazed, contaminated or improper type.
ACTION(S) TO TAKE:
- Replace brake lining in axle sets.
POSSIBLE SOURCE(S):
- Rear brake shoe and lining improperly installed.
ACTION(S) TO TAKE:
- Reposition brake shoes properly and eliminate any binding.
POSSIBLE SOURCE(S):
- Seized wheel cylinder pistons in rear wheel cylinders or front disc brake calipers.
- Restricted brake lines or hoses.
ACTION(S) TO TAKE:
- Repair or replace as required.