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 MANUALSCHEVROLET2000MALIBU V6-3.1L VIN JREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONS - POWERTRAIN SYSTEMSEGR CLOSED VALVE PINTLE POSITION
2000 Chevrolet Malibu V6-3.1L VIN J
EGR Closed Valve Pintle Position
2000 Chevrolet Malibu V6-3.1L VIN JSECTION EGR Closed Valve Pintle Position
The scan tool displays 0.0-5.0 Volts. Represents the learned voltage that the PCM uses to determine whether or not the EGR valve is fully closed (0 percent pintle position). If the desired EGR position is 0 percent and a difference of more than 0.4 Volt between EGR Feedback and EGR closed valve pintle position is detected, DTC P1406 will set.
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.