ABS(diag)-82
ABS (DIAGNOSTICS)
General Diagnostic Table
13.General Diagnostic Table
A: INSPECTION
Symptom
Problem parts
Vehicle instability during braking
Vehicle is pulled to either right or
left side.
• ABSCM&H/U (solenoid valve)
• ABS wheel speed sensor
• Brake (caliper, piston and pads)
• Wheel Alignment
• Tire specifications, tire wear and air pressures
• Incorrect wiring or piping connections
• Road surface (uneven, camber)
Vehicle spins.
• ABSCM&H/U (solenoid valve)
• ABS wheel speed sensor
• Brake (pads)
• Tire specifications, tire wear and air pressures
• Incorrect wiring or piping connections
Poor brake performance
Long braking/stopping distance
• ABSCM&H/U (solenoid valve)
• Brake (pads)
• Air in brake line
• Tire specifications, tire wear and air pressures
• Incorrect wiring or piping connections
Wheel locks.
• ABSCM&H/U (solenoid valve, motor)
• ABS wheel speed sensor
• Incorrect wiring or piping connections
Brake drag
• ABSCM&H/U (solenoid valve)
• ABS wheel speed sensor
• Master cylinder
• Brake (caliper and piston)
• Parking Brake
• Axle and wheels
• Brake pedal play
Long brake pedal stroke
• Air in brake line
• Brake pedal play
Vehicle vertical pitching
• Suspension play or fatigue (reduced damping)
• Incorrect wiring or piping connections
• Road surface (uneven)
Unstable or uneven braking
• ABSCM&H/U (solenoid valve)
• ABS wheel speed sensor
• Brake (caliper, piston and pads)
• Tire specifications, tire wear and air pressures
• Incorrect wiring or piping connections
• Road surface (uneven)
Vibration and/or noise
(while driving on slippery roads)
Excessive pedal vibration
• Incorrect wiring or piping connections
• Road surface (uneven)
Noise from ABSCM&H/U
• ABSCM&H/U (mount bushing)
• ABS wheel speed sensor
• Brake line
Noise from front of vehicle
• ABSCM&H/U (mount bushing)
• ABS wheel speed sensor
• Master cylinder
• Brake (caliper, piston, pads and rotor)
• Brake line
• Brake booster and check valve
• Suspension play or fatigue
Noise from rear of vehicle
• ABS wheel speed sensor
• Brake (caliper, piston, pads and rotor)
• Parking Brake
• Brake line
• Suspension play or fatigue
Содержание 2004 LEGACY
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