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 - SYSTEM & COMPONENT TESTING
2002 Chevrolet Tracker 2D Utility, RWD, Standard
Engine Controls - System & Component Testing
2002 Chevrolet Tracker 2D Utility, RWD, StandardSECTION Engine Controls - System & Component Testing
- Introduction
- Computerized Engine Controls
- Engine Sensors & Switches
- Notes
- Barometric Pressure Sensor
- Camshaft Position Sensor
- Crankshaft Position Sensor
- Engine Coolant Temperature Sensor
- Fuel Tank Pressure Sensor
- Intake Air Temperature Sensor
- Heated Oxygen Sensor No. 1
- Heated Oxygen Sensor No. 2
- Knock Sensor
- Manifold Absolute Pressure Sensor
- Mass Airflow Sensor
- Throttle Position
- Transmission Range Switch
- Vehicle Speed Sensor
- Relays & Solenoids
- Fuel Systems
- Notes
- Fuel System Pressure Relief
- Fuel System Diagnosis (2.0L)
- Fuel System Diagnosis (2.5L)
- Fuel Injector Balance Test
- Fuel Injector Circuit Diagnosis
- Fuel Pump Relay
- Fuel Injector Coil Test - ECT Is 50-95°F (2.0L)
- Injector Coil Test - ECT Is Not 50-95°F (2.0L)
- Fuel Injector Coil Test - ECT Is 50-95°F (2.5L)
- Injector Coil Test - ECT Is Not 50-95°F (2.5L)
- Fuel Pressure Regulator
- Idle Control System
- Ignition Systems
- Emission Systems & Sub-Systems
- Miscellaneous Controls
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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.