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 MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 12 (ENGINE CONTROL SYSTEM - 2.4L - DTC P0010 TO DTC P0341)DTC P0112 OR P0113CIRCUIT/SYSTEM TESTINGDTC P0112
2006 Pontiac G6 GTP, 2D Coupe, Standard
DTC P0112
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION DTC P0112
WARNING: This page is about a different variant/trim than selected.
- Turn ON the ignition, with the engine OFF.
- Disconnect the IAT sensor.
- Observe the IAT Sensor parameter with a scan tool.
- If the IAT Sensor parameter is less than -39°C (-38°F), then replace the IAT sensor.
- If the IAT Sensor parameter is more than 149°C (300°F), then test the IAT sensor signal circuit for a short to ground.
- If the IAT sensor signal circuit tests normal, then replace the ECM.
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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.