LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2009 >> Land Cruiser >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Mechanical >> Brake System >> Problem Symptoms Table

Problem Symptoms Table

HINT:

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 

BRAKE SYSTEM PROBLEM SYMPTOMS CHART

Symptom Suspected Area Reference
Low pedal or spongy pedal Fluid leaks in brake system -
Air in brake system BRAKE FLUID 
Front brake piston seal (Worn or damaged) INSPECTION
Rear brake piston seal (Worn or damaged) DISASSEMBLY
Hydraulic brake booster (Faulty) HYDRAULIC BRAKE BOOSTER 
Brake drag Brake pedal free play (Minimum) BRAKE PEDAL 
Parking brake lever travel (Adjustment necessary) PARKING BRAKE SYSTEM
Parking brake wire (Stuck) REMOVAL
Parking brake shoe clearance (Out of adjustment) PARKING BRAKE SYSTEM
Front brake pad (Cracked or distorted) REMOVAL
Rear brake pad (Cracked or distorted) REMOVAL
Front brake piston (Stuck) DISASSEMBLY
Rear brake piston (Stuck) DISASSEMBLY
Front brake piston (Frozen) DISASSEMBLY
Rear brake piston (Frozen) DISASSEMBLY
Parking brake tension or return spring (Faulty) DISASSEMBLY
Hydraulic brake booster (Faulty) HYDRAULIC BRAKE BOOSTER 
Brake pull Front brake piston (Stuck) DISASSEMBLY
Rear brake piston (Stuck) DISASSEMBLY
Front brake piston (Frozen) DISASSEMBLY
Rear brake piston (Frozen) DISASSEMBLY
Front brake pad (Oily) REMOVAL
Rear brake pad (Oily) REMOVAL
Front brake pad (Cracked or distorted) REMOVAL
Rear brake pad (Cracked or distorted) REMOVAL
Front brake disc (Scored) REMOVAL
Rear brake disc (Scored) REMOVAL
Hydraulic brake booster (Faulty) HYDRAULIC BRAKE BOOSTER 
Brake pedal is depressed firmly but brake is insufficient Fluid leaks in brake system -
Air in brake system BRAKE FLUID 
Front brake pad (Worn) REMOVAL
Rear brake pad (Worn) REMOVAL
Front brake pad (Cracked or distorted) REMOVAL
Rear brake pad (Cracked or distorted) REMOVAL
Front brake pad (Oily) REMOVAL
Rear brake pad (Oily) REMOVAL
Front brake pad (Glazed) REMOVAL
Rear brake pad (Glazed) REMOVAL
Front brake disc (Scored) REMOVAL
Rear brake disc (Scored) REMOVAL
Hydraulic brake booster (Faulty) HYDRAULIC BRAKE BOOSTER 
Noise from brakes Front brake pad (Cracked or distorted) REMOVAL
Rear brake pad (Cracked or distorted) REMOVAL
Front brake pad (Dirty) REMOVAL
Rear brake pad (Dirty) REMOVAL
Front brake pad (Glazed) REMOVAL
Rear brake pad (Glazed) REMOVAL
Front brake installation bolt (Loose) INSTALLATION
Rear brake installation bolt (Loose) INSTALLATION
Front brake disc (Scored) REMOVAL
Rear brake disc (Scored) REMOVAL
Rear brake pad support plate (Loose) REMOVAL
Parking brake tension or return spring (Faulty) DISASSEMBLY
Front brake anti-squeal shim (Damaged) REMOVAL
Rear brake anti-squeal shim (Damaged) REMOVAL