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 MANUALSPONTIAC2006WAVE BASE, 4D SEDAN, Y4M/MLMREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - 1.6L (L91) - DTC P0420 TO DTC P2076P1114 OR P1115TYPICAL SCAN TOOL DATA
2006 Pontiac Wave Base, 4D Sedan, Y4M/MLM
Typical Scan Tool Data
2006 Pontiac Wave Base, 4D Sedan, Y4M/MLMSECTION Typical Scan Tool Data
ECT Sensor
| Circuit | Short to Ground | Open | Short to Voltage |
|---|---|---|---|
| Operating Conditions:
Engine operating in Closed Loop Parameter Normal Range: Varies with ambient temperature |
|||
| ECT Sensor Signal | 129°C (264°F), 0.0 Volts | -40°C (-40°F), 5.0 Volts | -40°C (-40°F), 5.0 Volts 1 |
| Low Reference | - | -40°C (-40°F), 5.0 Volts | - |
| 1 ECM or sensor damage may occur if the circuit is shorted to B+. | |||
RENDER: 1.0x
NO RELATED
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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.