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
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) |
|
|
Air in brake system (for Vacuum brake booster) |
|
|
Front brake piston seals (Worn or damaged) |
|
|
Rear brake piston seals (Worn or damaged) |
|
|
Hydraulic brake booster (Faulty) |
|
|
Brake master cylinder (Faulty) |
|
|
Brake drag |
Brake pedal free play (Minimum) (for Hydraulic brake booster) |
|
Brake pedal free play (Minimum) (for Vacuum brake booster) |
|
|
Parking brake pedal travel (Out of adjustment) |
|
|
Parking brake wire (Sticking) |
|
|
Parking brake shoe clearance (Out of adjustment) |
|
|
Front brake pad (Cracked or distorted) |
|
|
Rear brake pad (Cracked or distorted) |
|
|
Front brake piston (Stuck) |
|
|
Rear brake piston (Stuck) |
|
|
Front brake piston (Frozen) |
|
|
Rear brake piston (Frozen) |
|
|
Parking brake tension or return spring (Faulty) |
|
|
Hydraulic brake booster (Faulty) |
|
|
Brake master cylinder (Faulty) |
|
|
Brake pull |
Front brake piston (Stuck) |
|
Rear brake piston (Stuck) |
|
|
Front brake pad (Oily) |
|
|
Rear brake pad (Oily) |
|
|
Front brake piston (Frozen) |
|
|
Rear brake piston (Frozen) |
|
|
Front brake disc (Scored) |
|
|
Rear brake disc (Scored) |
|
|
Front brake pad (Cracked or distorted) |
|
|
Rear brake pad (Cracked or distorted) |
|
|
Hydraulic brake booster (Faulty) |
|
|
Brake master cylinder (Faulty) |
|
|
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) |
|
|
Air in brake system (for Vacuum brake booster) |
|
|
Front brake pad (Worn) |
|
|
Rear brake pad (Worn) |
|
|
Front brake pad (Cracked or distorted) |
|
|
Rear brake pad (Cracked or distorted) |
|
|
Front brake pad (Oily) |
|
|
Rear brake pad (Oily) |
|
|
Front brake pad (Glazed) |
|
|
Rear brake pad (Glazed) |
|
|
Front brake disc (Scored) |
|
|
Rear brake disc (Scored) |
|
|
Hydraulic brake booster (Faulty) |
|
|
Brake master cylinder (Faulty) |
|
|
Noise from brakes |
Front brake pad (Cracked or distorted) |
|
Rear brake pad (Cracked or distorted) |
|
|
Front brake installation bolt (Loose) |
|
|
Rear brake installation bolt (Loose) |
|
|
Front brake disc (Scored) |
|
|
Rear brake disc (Scored) |
|
|
Rear brake pad support plate (Loose) |
|
|
Front brake pad (Dirty) |
|
|
Rear brake pad (Dirty) |
|
|
Front brake pad (Glazed) |
|
|
Rear brake pad (Glazed) |
|
|
Parking brake tension or return spring (Faulty) |
|
|
Front brake anti-squeal shim (Damaged) |
|
|
Rear brake anti-squeal shim (Damaged) |
|
|
Parking brake shoe hold-down spring (Damaged) |
|
Parking Brake Switch Circuit
DESCRIPTION
This circuit is from the parking brake switch assembly to the navigation receiver
assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK VEHICLE SIGNAL (OPERATION CHECK)
(a) Display the "Vehicle Signal ...
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ign ...