Chevrolet Trax: Diagnostic information and procedures
Chevrolet Trax (2013-2022) Workshop Manual / Brakes / Hydraulic Brakes / Diagnostic information and procedures
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
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BRAKE COMPONENT SPECIFICATIONS
Brake Component Specifications
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BRAKE SYSTEM SPECIFICATIONS
Brake System Specifications
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SCHEMATIC WIRING DIAGRAMS
HYDRAULIC BRAKE WIRING SCHEMATICS (ENCORE)
Hydraulic Brakes
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Fig. 1: Hydraulic Brakes
HYDRAULIC BRAKE WIRING SCHEMATICS (TRAX)
Hydraulic Brakes
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Fig. 2: Hydraulic Brakes
DIAGNOSTIC INFORMATION AND PROCEDURES
DIAGNOSTIC CODE INDEX
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- DTC C0267: Low brake fluid indicated
- DTC C027B: Brake booster vacuum sensor/brake booster vacuum pump
- DTC C025E: Brake booster vacuum sensor/brake booster vacuum pump
- Symptoms - hydraulic brakes
- Brake booster pump motor malfunction (WITH J41)
- Brake warning indicator malfunction (WITHOUT J41)
- Brake warning indicator malfunction (WITH J41)
- Braking action uneven - pulls to one side
- Brake system vehicle road test
- Brake pedal travel measurement and inspection
- Brake system external leak inspection
- Hydraulic brake component operation visual inspection
READ NEXT:
DTC C0267: Low brake fluid indicated
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diag
DTC C027B: Brake booster vacuum sensor/brake booster vacuum pump
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diag
DTC C025E: Brake booster vacuum sensor/brake booster vacuum pump
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diag
SEE MORE:
Tachometer inaccurate or inoperative (trax)
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
Circuit/System De
Description and operation
DISC BRAKE SYSTEM DESCRIPTION AND OPERATION
System Component Description
The disc brake system consists of the following components
Disc Brake Pads
Applies mechanical output force from the hydraulic brake calipers to friction
surfaces of brake rotors.
Disc Brake Rotors
Uses mechanical output force
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