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.
Conditions For Running DTC
2001 Chevrolet Cavalier LS, 2.4 TSECTION Conditions For Running DTC
WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
- Barometric (BARO) pressure is more than 75 kPa.
- Fuel level is 25-75 percent.
- ECT and Intake Air Temperature (IAT) sensors are near the same temperature at engine start.
- ECT sensor is at least 165°F (74°C) after engine warm up.
- Vehicle has been driven for at least 20 minutes.
- EVAP canister purge valve has been open and Fuel Tank Pressure (FTP) sensor indicates a negative pressure in the fuel tank.
RENDER: 1.0x
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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.