Hydraulic Brakes Connector End Views; Diagnostic Information And Procedures; A Diagnostic Starting Point - Hydraulic Brakes - GMC chevrolet camaro 2000 Service Manual

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Brakes
Hydraulic Brakes Connector End Views
Brake Fluid Level Indicator Sensor
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62471
Connector Part
• 1216-2195
Information
• 2 Way F Metri-Pack
150 Series Pull to Seat (BLK)
Circuit
Pin Wire Color No. Function
A TAN/WHT 33
Brake Warning Indicator
Sensor Output
B BLK
150 Ground
Hydraulic Brakes 5-11
Diagnostic Information and
Procedures
A Diagnostic Starting Point - Hydraulic
Brakes
Begin the system diagnosis by reviewing the system
Description and Operation. Reviewing the Description
and Operation information will help you determine
the correct symptom diagnostic procedure when
a malfunction exists. Reviewing the Description and
Operation information will also help you determine
if the condition described by the customer is normal
operation. Refer to Symptoms - Hydraulic Brakes
in order to identify the correct procedure for diagnosing
the system and where the procedure is located.
Hydraulic Brake Diagnostic System Check
Symptom Causes
Improper Brake Pedal Travel
• Leaking brake line or connection. Refer to Hydraulic
Brakes.
• Leaking piston seal. Refer to Disc Brakes.
• Leaking master cylinder (internal). Replace master
cylinder.
• Air in brake system. Refer to Hydraulic Brake System
Bleeding (Manual Bleeding) or Hydraulic Brake System
Bleeding (Pressure Bleeding).
• Contaminated or improper brake fluid. Refer to Brake
Fluid and Brake Fluid Handling.
• Leaking vacuum or booster system. Refer to Hydraulic
Brakes.
• Damaged vacuum booster. Refer to Vacuum Brake
Booster Replacement.
• Uneven brake lining wear. Refer to Disc Brakes.
• Brake lining damage by abuse. Refer to Disc Brakes.
• Improper thickness variation in rotor. Refer to Brake
Rotor Thickness Variation Check.
• Excessive lateral runout in rotor. Refer to Brake Rotor
Lateral Runout Check.
• Brake assembly attachments loose (including splash
shield).
• Improperly adjusted stoplamp switch or cruise control
vacuum dump. Refer to Stop/amp Switch Adjustment.
• Incorrect vacuum booster pushrod length.
• Low brake fluid. Refer to Master Cylinder Reservoir
Filling.
• Improper rear brake adjustment.
• Low engine vacuum.