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Home >> Lexus >> 2006 >> RX 400h FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Mechanical >> Brake System >> Problem Symptoms Table

Problem Symptoms Table

BRAKE SYSTEM 

PROBLEM SYMPTOMS TABLE

Symptom Suspected area See
Low pedal or spongy pedal Fluid leakage in brake system BLEEDING 
Air in brake system BLEEDING 
Front piston seal (Worn or damaged) DISASSEMBLY 
Rear piston seal (Worn or damaged) DISASSEMBLY 
Push rod (Out adjustment) DISASSEMBLY 
Brake master cylinder (Faulty) REMOVAL 
Brake drag Brake pedal free play (Minimum) ADJUSTMENT 
Parking brake pedal travel (Out of adjustment) ADJUSTMENT
Parking brake cable (Sticking) REMOVAL
Parking brake shoe clearance (Out of adjustment) REASSEMBLY
Front pad (Cracked or distorted) INSPECTION 
Rear pad (Cracked or distorted) INSPECTION 
Front disc brake piston (Stuck) INSPECTION 
Rear disc brake piston (Stuck) INSPECTION 
Front disc brake piston (Frozen) INSPECTION 
Rear disc brake piston (Frozen) INSPECTION 
Push rod (Out adjustment) ADJUSTMENT 
Brake master cylinder (Faulty) REMOVAL 
Brake pull Front disc brake piston (Stuck) INSPECTION 
Rear disc brake piston (Stuck) INSPECTION 
Front pad (Oily) INSPECTION 
Rear pad (Oily) INSPECTION 
Front disc brake piston (Frozen) INSPECTION 
Rear disc brake piston (Frozen) INSPECTION 
Front disc (Scored) INSPECTION 
Rear disc (Scored) INSPECTION 
Front pad (Cracked or distorted) INSPECTION 
Rear pad (Cracked or distorted) INSPECTION 
Firm pedal but braking inefficient Fluid leakage in brake system BLEEDING 
Air in brake system BLEEDING 
Front disc brake piston (Stuck) INSPECTION 
Rear disc brake piston (Stuck) INSPECTION 
Front pad (Cracked or distorted) INSPECTION 
Rear pad (Cracked or distorted) INSPECTION 
Front pad (Oily) INSPECTION 
Rear pad (Oily) INSPECTION 
Front pad (Glazed) INSPECTION 
Rear pad (Glazed) INSPECTION 
Front disc (Scored) INSPECTION 
Rear disc (Scored) INSPECTION 
Push rod (Out adjustment) ADJUSTMENT 
Noise from brakes Front pad (Cracked or distorted) INSPECTION 
Rear pad (Cracked or distorted) INSPECTION 
Front installation bolts (Loose) INSTALLATION 
Rear installation bolts (Loose) INSTALLATION 
Front disc (Scored) INSPECTION 
Rear disc (Scored) INSPECTION 
Front brake pad support plate (Loose) INSPECTION 
Rear brake pad support plate (Loose) INSPECTION 
Front brake sliding pin (Worn) REASSEMBLY 
Rear brake sliding pin (Worn) REASSEMBLY 
Front pad (Dirty) INSPECTION 
Rear pad (Dirty) INSPECTION 
Front pad (Glazed) INSPECTION 
Rear pad (Glazed) INSPECTION 
Front anti-squeal shim (Damaged) INSPECTION 
Front anti-squeal shim (Damaged) INSPECTION