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 MANUALSCHEVROLET2001METRO L4-079 1.3L VIN 2 MFIREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESEVAP TANK PRESSURE CONTROL SOLENOID
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFI
EVAP Tank Pressure Control Solenoid
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFISECTION EVAP Tank Pressure Control Solenoid
The EVAP Tank Pressure Control Solenoid parameter indicates whether the EVAP tank pressure control solenoid valve is On or Off. When the PCM commands the EVAP tank pressure control solenoid valve ON, the solenoid will be in an OPEN position. When the PCM commands the EVAP tank pressure control solenoid valve OFF the solenoid will be in a CLOSED position. The scan tool will display On or Off to indicate whether the EVAP tank pressure control solenoid valve is open or closed.
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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.