Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2002TRACKER 2D UTILITY, RWD, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - BASIC DIAGNOSTIC PROCEDURESBASIC FUEL SYSTEM CHECKSFUEL PUMP ELECTRICAL CIRCUIT DIAGNOSISTEST DESCRIPTION
2002 Chevrolet Tracker 2D Utility, RWD, Standard
Test Description
2002 Chevrolet Tracker 2D Utility, RWD, StandardSECTION Test Description
The numbers below refer to the step numbers in the diagnostic procedure.
- 1
The DIAGNOSTIC SYSTEM CHECK-ENGINE CONTROLS under SELF-DIAGNOSTIC SYSTEM in appropriate SELF-DIAGNOSTICS article, prompts technician to complete some basic checks, and to save applicable "Freeze Frame" data on scan tool. This creates an electronic copy of data that was taken when fault occurred. The electronic copy can then be referred to for later reference. - 2
This step determines if fuel pump relay can operate fuel pump. - 5
This step checks control circuit of fuel pump relay. - 7
This step determines if coil side of fuel pump circuit is operating correctly. - 10
This step checks for an electrical fault in fuel tank or in fuel pump wire harness. - 17
This step determines whether switched side of fuel pump relay is always closed.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.