Table 2-4
Fault Possible Cause Actions
With air in system Discharge the air in system.
Brake pad Check and install a new component if necessary.
Low-position or soft pedal
Brake booster Check the booster components.
Brake pad Check and install a new component if necessary.
Brake disc Check and install a new component if necessary.
Locked pedal when gently
stepping down the pedal
Brake booster Check the booster components.
Insufficiently lubricated sliding
part
Lubricate it if necessary.
Brake pad Check and install a new component if necessary.
Brake disc Check and install a new component if necessary.
Wheel bearing Check the wheel bearing or install a new one.
Too long/unstable brake pedal
travel
Brake pedal Check and repair the brake pedal.
Brake booster Check and repair booster components.
Brake caliper Check and install new components if necessary.
Electronic stability control system
(if equipped)
Refer to WDS.
Brake daggles
Brake pedal Check and repair the brake pedal.
Electronic stability control system
(if equipped)
Refer to WDS.
Brake master pump
Carry out test of brake master pump components in
this chapter.
Slow or incomplete return of
the pedal
Brake pedal Check and repair the brake pedal.
II. Inspection of Brake system, Table 2-4.
i. Air discharging of brake fluid
Please purify the air if repairing the brake system or considering air in the brake pipeline.
Note: Do not splash the brake fluid on the paint, otherwise clean it immediately.
Fig. 2-39
1. Refill brake fluid into the reservoir (as shown in Fig. 2-39)
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