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 183 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)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 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Amplifier (AMP)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Running | |||
| Battery Voltage Signal | Data | Volts | 13.9 Volts |
Body Control Module (BCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Running | |||
| Battery Low at Start | Data Display/ Charging Info | Yes/No | No |
| Batt. Open Ckt. Tested | Data Display/ Charging Info | Yes/No | No |
| Batt. Open Ckt. Voltage | Data Display/ Charging Info | Volts | 13.03 Volts |
| Battery Voltage | Data Display/ Charging Info | Volts | 13.9 Volts |
| Batt. Voltage High Res. | Data Display/ Charging Info | Volts | 12.417 Volts |
| Parasitic Current | Data Display/ Charging Info | Amps | 0.0 Amps |
| Prev. State of Charge | Data Display/ Charging Info | % | 90% |
| Start Up State of Charge | Data Display/ Charging Info | % | 80% |
| State of Charge | Data Display/ Charging Info | % | 85% |
| State of Charge Low | Data Display/ Charging Info | Yes/No | No |
Engine Control Module (ECM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine OFF | |||
| Crank Request Signal | Engine Electrical | Yes / No | No |
| GEN F-Terminal Signal | Engine Electrical | % | 0% |
| GEN L-Terminal Signal Command | Engine Electrical | % | 0% |
| GEN L-Terminal Signal Command | Engine Electrical | On / Off | Off |
| GEN L-Terminal Circuit Status | Engine Electrical | Incomplete / Short Gnd / Open / Short to B+ / OK | OK |
| Ignition 1 Signal | Engine Electrical | Volts | Varies |
| PNP Switch | Engine Electrical | Park / Neutral / In Gear | Park |
| Starter Relay Command | Engine Electrical | On/Off | Off |
| Starter Relay Circuit Status | Engine Electrical | Incomplete / Short Gnd / Open / Short to B+ / OK | OK |
Instrument Panel Cluster (IPC)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Running | |||
| Battery Voltage Signal | Data Display | Volts | 13.9 Volts |
Vehicle Theft Deterrent (VTD)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON, Engine Off | |||
| Battery Voltage Signal | Data Display | Volts | 12.0 Volts |
| Ignition Voltage Signal | Data Display | Not Present / Present | Present |
| Start Disabled | Data Display | Yes/No | Yes |
Sensing Diagnostic Module (SDM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Engine Running | |||
| Battery Voltage Signal | Data Display | Volts | 13.9 Volts |
Transmission Control Module (TCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Ignition ON/Transmission in Park | |||
| Ignition Voltage | Data Display | Volts | 12.8 Volts |
| IMS | Data Display | Park, Park/Reverse, Reverse, Reverse/Neutral, Neutral, Neutral/Drive 4, Drive 4, Drive 4/Drive 3, Drive 3, Drive 3/Drive 2, Drive 2, Drive 2/Drive 1, Drive 1, INVALID, OPEN | Park |
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.