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 MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 41 (ENGINE COOLING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL OUTPUT CONTROLS
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Scan Tool Output Controls
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Scan Tool Output Controls
WARNING: This page is about a different car, the 2005 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Instrument Panel Cluster (IPC)
| Scan Tool Output Control | Additional Menu Selections | Description |
|---|---|---|
| Lamp Engage Test | Special Functions | The instrument panel cluster (IPC) will turn on all lamps. |
ECM - 3.0L (L81)
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Fan Control 1 | Fan Controls | The scan tool displays a Commanded State of Off or On. This allows you to communicate with the engine control module (ECM) and activate or deactivate the cooling fan 1 relay, manually turning the low speed fans On and Off. |
| Fan Control 2 | Fan Controls | The scan tool displays a Commanded State of Off or On. This allows you to communicate with the ECM and activate or deactivate the cooling fan 2 relay, manually turning the Medium speed fans On and Off. |
| 3 Speed Fan | Fan Controls | The scan tool displays a Commanded State of Increase or Decrease. This allows you to communicate with the ECM and cycle through all three fan speeds, Low, Medium and High. |
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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.