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 MANUALSCHEVROLET2002CAVALIER BASE, 4D SEDAN, 2.4 TREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS SELF-DIAGNOSTICS - 2.4LINSPECTION/MAINTENANCE PROCEDURESINSPECTION/MAINTENANCE CATALYST SYSTEM SET PROCEDURECONDITIONS FOR RUNNING
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 T
Conditions For Running
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 TSECTION Conditions For Running
- Barometric pressure is greater than 72 kPa.
- Engine coolant temperature is 167-257°F (75-125°C).
- Intake air temperature is -4 to 176°F (-20 to 80°C).
- Engine in closed loop fuel control.
- The engine has run for 6-8 minutes off idle in order to initiate the test.
- Battery voltage is 9-16 volts.
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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.