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 PROCEDURESFUEL CUT OFF SIGNAL
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFI
Fuel Cut off Signal
2001 Chevrolet Metro L4-079 1.3L VIN 2 MFISECTION Fuel Cut off Signal
The Fuel Cutoff Signal parameter indicates when the PCM is operating the fuel injector in the fuel cutoff mode. When the engine is operating in the fuel cutoff mode, fuel injector output is stopped. When the fuel cutoff mode is active the Fuel Cutoff Signal parameter will indicate ON. The Fuel Cutoff Signal parameter should indicate OFF during all other fuel modes.
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.