PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of the 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 |
|
|
|
Master cylinder (faulty) |
|
|
|
Brake drag |
Brake pedal free play (insufficient) |
|
|
Parking brake pedal travel (out of adjustment) |
|
|
|
Parking brake cable assembly (sticking) |
|
|
|
Parking brake shoe clearance (out of adjustment) |
|
|
|
Pad (cracked or distorted) (front) |
|
|
|
Pad (cracked or distorted) (rear) |
|
|
|
Vacuum leaks in booster system |
|
|
|
Master cylinder (faulty) |
|
|
|
Pad (cracked or distorted) (front) |
|
|
|
Pad (cracked or distorted) (rear) |
|
|
|
Pad (oil or grease contamination) (front) |
|
|
|
Pad (oil or grease contamination) (rear) |
|
|
|
Disc (uneven wear) (front) |
|
|
|
Disc (uneven wear) (rear) |
|
|
|
Hard pedal but braking is insufficient |
Fluid leaks in brake system |
- |
|
Air in brake system |
|
|
|
Pad (cracked or distorted) (front) |
|
|
|
Pad (cracked or distorted) (rear) |
|
|
|
Pad (oil or grease contamination) (front) |
|
|
|
Pad (oil or grease contamination) (rear) |
|
|
|
Pad (burnt or overheated) (front) |
|
|
|
Pad (burnt or overheated) (rear) |
|
|
|
Disc (uneven wear) (front) |
|
|
|
Disc (uneven wear) (rear) |
|
|
|
Vacuum leaks in booster system |
|
|
|
Noise from brakes |
Cylinder mounting bolt (loose) (front) |
|
|
Cylinder mounting bolt (loose) (rear) |
|
|
|
Disc (scored) (front) |
|
|
|
Disc (scored) (rear) |
|
|
|
Pad support plate (loose) (front) |
- |
|
|
Pad support plate (loose) (rear) |
|
|
|
Slide pin (wear) (front) |
|
|
|
Slide pin (wear) (rear) |
|
|
|
Pad (cracked or distorted) (front) |
|
|
|
Pad (cracked or distorted) (rear) |
|
|
|
Pad (dirty) (front) |
|
|
|
Pad (dirty) (rear) |
|
|
|
Pad (burnt or overheated) (front) |
|
|
|
Pad (burnt or overheated) (rear) |
|
|
|
Anti-squeal shim (damaged) (front) |
|
|
|
Anti-squeal shim (damaged) (rear) |
|
Precaution
Parking BrakeDiagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The main body ECU (driver side junction block assembly) and certification ECU
(smart key ECU assembly) control the LIN communication system. LIN communication
system data and Diagnostic Trouble Codes (DTCs) can be read thr ...
Speedometer Malfunction
DESCRIPTION
The meter CPU receives vehicle speed signals from the skid control ECU via the
CAN communication system (CAN No. 1 Bus). The speed sensor detects the wheel speed
and sends the appropriate signals to the skid control ECU. The skid control ECU
...
Open in Front Passenger Side Electrical Antenna Circuit (B27A2)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the door electrical key oscillator built into the front door outside
handle assembly (for front passenger side) at 0.25-second intervals. To detect a
k ...