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 CARSECTION 557 (COMPUTER/INTEGRATING SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B1440COMPONENT TESTING
2006 Pontiac G6 GTP, 2D Coupe, Standard
Component Testing
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Component Testing
WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Ignition Switch
Using the Resistance Test below, check the resistance between the pins of the ignition switch listed in each switch position listed.
- If any reading is other than specified, replace the ignition switch.
Resistance Test
| Ignition Switch Position | Pins 2 and 1 | Pins 2 and 3 | Pins 2 and 5 | Pins 2 and 6 | Pins 5 and 6 |
|---|---|---|---|---|---|
| Off Key Out | Infinite | Infinite | Infinite | Infinite | Infinite |
| Off Key IN | Infinite | Infinite | < 5.0 ohms | Infinite | Infinite |
| Accessory | Infinite | < 5.0 ohms | Infinite | Infinite | Infinite |
| Run | < 5.0 ohms | < 5.0 ohms | Infinite | Infinite | < 5.0 ohms |
| Start | < 5.0 ohms | Infinite | Infinite | Infinite | 1275-1325 ohms |
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.