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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 255 (LIGHTING SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST
2006 Buick Terraza CXL, 3.5 L, AWD
Scan Tool Data List
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Scan Tool Data List
WARNING: This page is about a different car, the 2007 Chevrolet Monte Carlo and 2007 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Scan Tool Data List
| Scan Tool Parameter | Data Display | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition in the ON position. Bright Light Applied to the DRL ambient light sensor. Park brake not set. Headlamp Switch in the OFF position. I/P lamp switch in the OFF position. Fog lamp switch in the OFF position. | |||
| Brake Apply Sensor | BCM Data | Volts | 0 Volts |
| Stop Lamp Signal | Cruise Control Data | ON/OFF | OFF |
| Inputs | |||
| Flash to Pass Switch | Exterior Lighting | Inactive/Active | Inactive |
| Front Fog Lamp Switch | Exterior Lighting | Inactive/Active | Inactive |
| Headlamp Switch | Exterior Lighting | Inactive/Active | Inactive |
| High Beam Select Switch | Exterior Lighting | Inactive/Active | Inactive |
| Hazard Lamp Switch | Exterior Lighting | Inactive/Active | Inactive |
| Interior Light Switch | Inputs | ON/OFF | OFF |
| Interior Lights Power | Inputs | ON/OFF | OFF |
| Left Turn Signal Switch | Exterior Lighting | Inactive/Active | Inactive |
| Low Beam Switch | Inputs | ON/OFF | OFF |
| LR Door Open Switch | Inputs | ON/OFF | OFF |
| Right Turn Signal Switch | Exterior Lighting | ON/OFF | OFF |
| RF Door Lock Switch | Inputs | ON/OFF | OFF |
| RR Door Open Switch | Inputs | ON/OFF | OFF |
| Park Brake Switch | Inputs | Applied/Released | Released |
| Park Lamp Switch | Inputs | ON/OFF | OFF |
| Outputs | |||
| Backup Lamps | Exterior Lighting | ON/OFF | OFF |
| Front Fog Lamp Relay | Outputs | ON/OFF | OFF |
| Interior Lamp Output | Outputs | ON/OFF | OFF |
| Interior Lights Power | Outputs | ON/OFF | OFF |
| Instrumentation Backlight | Outputs | ON/OFF | OFF |
| LF Turn Signal | Exterior Lighting | ON/OFF | OFF |
| Low Beam Relay Command | Exterior Lighting | Inactive/Active | Inactive |
| LR Turn Signal | Exterior Lighting | ON/OFF | OFF |
| Park Lamp Relay Command | Exterior Lighting | ON/OFF | OFF |
| RF Turn Signal | Exterior Lighting | ON/OFF | OFF |
| RR Turn Signal | Outputs | ON/OFF | OFF |
| Bass Data | |||
| Ambient Light Sensor | Exterior Lighting | Volts | Volts |
| Ambient Light States | Exterior Lighting | Night/Day Unknown/Invalid |
- |
| Auto Hdlp. Disable Sw. | Exterior Lighting | Inactive/Active | - |
| Bass High During Learn | Bass Data | NO/YES | NO |
| Bass Learned | Bass Data | NO/YES | YES |
| Bass Low During Learn | Bass Data | NO/YES | NO |
| Bass Moved During Learn | Bass Data | NO/YES | NO |
| Bass Valid | Bass Data | NO/YES | YES |
| Brake Applied Output Signal | Outputs | ON/OFF | OFF |
| Brake Lamp | Bass Data | ON/OFF | OFF |
| Center Stop Lamp | Exterior Lighting | ON/OFF | - |
| Courtesy Lamp PWM Command | Interior Lighting | % | % |
| Courtesy Lamp Active Reason | Interior Lighting | ON/OFF | OFF |
| Current Position | Bass Data | Counts | 0 |
| Dimming Control Reference | Interior Lighting | Volts | Volts |
| Dimming Control Signal | Interior Lighting | % | % |
| Dimming Control Signal | Interior Lighting | Volts | Volts |
| Front Fog Lamp Relay Command | Exterior Lighting | ON/OFF | OFF |
| Incandescent Dimming | Interior Lighting | % | % |
| Learn in Progress | Bass Data | NO/YES | NO |
| Learned Home Position | Bass Data | Counts | 0 |
| LED Dimming PWM Command | Interior Lighting | % | % |
| Park Lamp Switch | Exterior Lighting | Inactive/Active | Inactive |
| Right Corner Lamp | Exterior Lighting | Inactive/Active | Inactive |
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.