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 MANUALSCADILLAC2011CTS V, 2D COUPE, STANDARDREPAIR AND DIAGNOSISGENERAL INFORMATIONOEM GENERAL INFORMATIONVEHICLE DIAGNOSTIC INFORMATION - SPECIFICATIONS - SCAN TOOL DATASPECIFICATIONSHEADLAMP CONTROL MODULE SCAN TOOL INFORMATION
2011 Cadillac CTS V, 2D Coupe, Standard
Headlamp Control Module Scan Tool Information
2011 Cadillac CTS V, 2D Coupe, StandardSECTION Headlamp Control Module Scan Tool Information
Headlamp Control Module Scan Tool Data Parameters
| Parameter | Expected Value | Definition |
|---|---|---|
| Operating Conditions: Ignition ON | ||
| Function Mode | Inactive | The scan tool displays Off, Active, Hold, Homing, Default, Powerup Pattern or Disable. This is the current state of the headlamp control module mode. |
| Left Motor Position Status | Varies | This displays Counts. This is the position state of the left headlamp motor. |
| Right Motor Position Status | Varies | This displays Counts. This is the position state of the right headlamp motor. |
Headlamp Control Module Scan Tool Output Controls
| Scan Tool Output Control | Description |
|---|---|
| AFL Motor Control | This command will learn the vehicle ride height to adjust the automatic front head lamps. |
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.