BRAKE SYSTEM PROBLEM SYMPTOMS TABLE

Tech Tips

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Brake System
Symptom Suspected Area See page
Low or spongy pedal Fluid leaks in brake system -
Air in brake system

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Piston seals (Worn or damaged) (Front)

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Piston seals (Worn or damaged) (Rear)

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Master cylinder (Faulty) (for LHD)

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Master cylinder (Faulty) (for RHD)

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Booster push rod (Adjustment necessary) (for LHD)

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Booster push rod (Adjustment necessary) (for RHD)

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Brake drag Brake pedal free play (Insufficient) (for LHD)

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Brake pedal free play (Insufficient) (for RHD)

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Parking brake pedal travel (Out of adjustment)

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Parking brake cable (Sticking)

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Parking brake shoe clearance (Out of adjustment)

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Pad (Cracked or distorted) (Front)

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Pad (Cracked or distorted) (Rear)

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Piston (Stuck) (Front)

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Piston (Stuck) (Rear)

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Piston (Seized) (Front)

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Piston (Seized) (Rear)

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Vacuum leaks in booster system (for LHD)

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Vacuum leaks in booster system (for RHD)

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Master cylinder (Faulty) (for LHD)

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Master cylinder (Faulty) (for RHD)

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Booster push rod (Adjustment necessary) (for LHD)

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Booster push rod (Adjustment necessary) (for RHD)

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Brake pull Piston (Stuck) (Front)

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Piston (Stuck) (Rear)

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Pad (Oily) (Front)

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Pad (Oily) (Rear)

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Piston (Seized) (Front)

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Piston (Seized) (Rear)

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Disc (Scored) (Front)

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Disc (Scored) (Rear)

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Pad (Cracked or distorted) (Front)

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Pad (Cracked or distorted) (Rear)

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Hard pedal but brake inefficient Fluid leaks in brake system -
Air in brake system

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Pad (Worn) (Front)

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Pad (Worn) (Rear)

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Pad (Cracked or distorted) (Front)

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Pad (Cracked or distorted) (Rear)

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Pad (Oily) (Front)

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Pad (Oily) (Rear)

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Pad (Glazed) (Front)

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Pad (Glazed) (Rear)

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Disc (Scored) (Front)

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Disc (Scored) (Rear)

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Vacuum leaks in booster system (for LHD)

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Vacuum leaks in booster system (for RHD)

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Noise from brakes Pad (Cracked or distorted) (Front)

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Pad (Cracked or distorted) (Rear)

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Cylinder mounting bolt (Loose) (Front)

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Cylinder mounting bolt (Loose) (Rear)

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Disc (Scored) (Front)

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Disc (Scored) (Rear)

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Pad support plate (Loose) (Front)

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Pad support plate (Loose) (Rear)

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Sliding pin (Worn) (Front)

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Sliding pin (Worn) (Rear)

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Pad (Dirty) (Front)

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Pad (Dirty) (Rear)

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Pad (Glazed) (Front)

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Pad (Glazed) (Rear)

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Anti-squeal shim (Damaged) (Front)

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Anti-squeal shim (Damaged) (Rear)

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