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 MANUALSCHEVROLET1995SPORTVAN G20, 6.5 PREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 44 (ENGINE CONTROLS - TESTS W/CODES - 2.2L)TROUBLE CODE CHARTSCODE 44, LEAN EXHAUST INDICATIONNOTES
1995 Chevrolet Sportvan G20, 6.5 P
Code 44, Lean Exhaust Indication: Notes
1995 Chevrolet Sportvan G20, 6.5 PSECTION Notes
WARNING: This page is about a different car, the 1995 GMC Sonoma and 1995 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Sensor acts like an open sensor circuit and produces no voltage when exhaust temperature is less than 600°F (316°C). An open sensor circuit or cold sensor causes "open loop" operation.
NOTE:
Test numbers refer to test numbers on diagnostic chart.
- Code 44 sets when O2 sensor signal remains low for a precalibrated period and system is operating in "closed loop".
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.