Brake System Problem Symptoms Table

Brake System -- Problem Symptoms Table


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 pedal or spongy pedal
Fluid leaks in brake system (for Hydraulic brake booster)
-
Fluid leaks in brake system (for Vacuum brake booster)
-
Air in brake system (for Hydraulic brake booster)
LandCruiser RM0000018DF02DX.html
Air in brake system (for Vacuum brake booster)
LandCruiser RM000000SRF05DX.html
Front brake piston seals (Worn or damaged)
LandCruiser RM000001Q8Y010X.html
Rear brake piston seals (Worn or damaged)
LandCruiser RM000001Q9400ZX.html
Hydraulic brake booster (Faulty) (for LHD)
LandCruiser RM00000171T033X.html
Hydraulic brake booster (Faulty) (for RHD)
LandCruiser RM00000171T034X.html
Brake master cylinder (Faulty)
LandCruiser RM000002WF107FX.html
Brake drag
Brake pedal free play (Minimum) (for Hydraulic brake booster)
LandCruiser RM000001QHK02LX.html
Brake pedal free play (Minimum) (for Vacuum brake booster)
LandCruiser RM000002W8X06QX.html
Parking brake lever travel (Out of adjustment)
LandCruiser RM0000011BK01YX.html
Parking brake wire (Sticking)
LandCruiser RM0000011C8022X.html
Parking brake (Shoe clearance out of adjustment)
LandCruiser RM000001EDH01HX.html
Front brake pad (Cracked or distorted)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Cracked or distorted)
LandCruiser RM000001Q9300ZX.html
Front brake piston (Stuck)
LandCruiser RM000001Q8Y010X.html
Rear brake piston (Stuck)
LandCruiser RM000001Q9400ZX.html
Front brake piston (Frozen)
LandCruiser RM000001Q8Y010X.html
Rear brake piston (Frozen)
LandCruiser RM000001Q9400ZX.html
Parking brake tension or return spring (Faulty)
LandCruiser RM000001EDH01HX.html
Hydraulic brake booster (Faulty) (for LHD)
LandCruiser RM00000171T033X.html
Hydraulic brake booster (Faulty) (for RHD)
LandCruiser RM00000171T034X.html
Brake master cylinder (Faulty)
LandCruiser RM000002WF107FX.html
Brake pull
Front brake piston (Stuck)
LandCruiser RM000001Q8Y010X.html
Rear brake piston (Stuck)
LandCruiser RM000001Q9400ZX.html
Front brake pad (Cracked or distorted)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Cracked or distorted)
LandCruiser RM000001Q9300ZX.html
Front brake piston (Frozen)
LandCruiser RM000001Q8Y010X.html
Rear brake piston (Frozen)
LandCruiser RM000001Q9400ZX.html
Front brake disc (Scored)
LandCruiser RM000001Q8X010X.html
Rear brake disc (Scored)
LandCruiser RM000001Q9300ZX.html
Front brake pad (Cracked or distorted)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Cracked or distorted)
LandCruiser RM000001Q9300ZX.html
Hydraulic brake booster (Faulty) (for LHD)
LandCruiser RM00000171T033X.html
Hydraulic brake booster (Faulty) (for RHD)
LandCruiser RM00000171T034X.html
Brake master cylinder (Faulty)
LandCruiser RM000002WF107FX.html
Hard pedal but brake inefficient
Fluid leaks in brake system (for Hydraulic brake booster)
-
Fluid leaks in brake system (for Vacuum brake booster)
-
Air in brake system (for Hydraulic brake booster)
LandCruiser RM0000018DF02DX.html
Air in brake system (for Vacuum brake booster)
LandCruiser RM000000SRF05DX.html
Front brake pad (Worn)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Worn)
LandCruiser RM000001Q9300ZX.html
Front brake pad (Cracked or distorted)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Cracked or distorted)
LandCruiser RM000001Q9300ZX.html
Front brake pad (Oily)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Oily)
LandCruiser RM000001Q9300ZX.html
Front brake pad (Glazed)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Glazed)
LandCruiser RM000001Q9300ZX.html
Front brake disc (Scored)
LandCruiser RM000001Q8X010X.html
Rear brake disc (Scored)
LandCruiser RM000001Q9300ZX.html
Hydraulic brake booster (Faulty) (for LHD)
LandCruiser RM00000171T033X.html
Hydraulic brake booster (Faulty) (for RHD)
LandCruiser RM00000171T034X.html
Brake master cylinder (Faulty)
LandCruiser RM000002WF107FX.html
Noise from brakes
Front brake pad (Cracked or distorted)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Cracked or distorted)
LandCruiser RM000001Q9300ZX.html
Front brake installation bolt (Loose)
LandCruiser RM000001Q8U012X.html
Rear brake installation bolt (Loose)
LandCruiser RM000001Q90011X.html
Front brake disc (Scored)
LandCruiser RM000001Q8X010X.html
Rear brake disc (Scored)
LandCruiser RM000001Q9300ZX.html
Pad support plate (Loose)
LandCruiser RM000001Q9300ZX.html
Sliding pin (Worn)
LandCruiser RM000001Q8X010X.html
Front brake pad (Dirty)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Dirty)
LandCruiser RM000001Q9300ZX.html
Front brake pad (Glazed)
LandCruiser RM000001Q8X010X.html
Rear brake pad (Glazed)
LandCruiser RM000001Q9300ZX.html
Parking brake tension or return spring (Faulty)
LandCruiser RM000001EDH01HX.html
Front brake anti-squeal shim (Damaged)
LandCruiser RM000001Q8X010X.html
Rear brake anti-squeal shim (Damaged)
LandCruiser RM000001Q9300ZX.html
Parking brake shoe hold-down spring (Damaged)
LandCruiser RM000001EDH01HX.html