Scan Tool Data List
WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Engine is at idle, upper radiator hose is hot, closed throttle, gear is in Park or Neutral, and accessories are OFF. | |||
| 2WD High Indicator Light | Transfer Case Data | On/Off | On |
| 4WD High Indicator Light | Transfer Case Data | On/Off | Off |
| 4WD Low Indicator Light | Transfer Case Data | On/Off | Off |
| Accessory Status | Transfer Case Data | Not Active/Active | Active |
| ATC Motor Init. Test | Transfer Case Data | Not Initialized/Passed/Failed/In Progress | Passed |
| Auto 4WD Indicator Light | Transfer Case Data | On/Off | On |
| Battery Voltage | Transfer Case Data | Volts | Battery Voltage |
| Clutch Calibration Status | Transfer Case Data | Not Learned/Initial Learn/Normal Learn | Normal Learn |
| Clutch Coupling | Transfer Case Data | 0-100% | Varies |
| Front Axle Actuator | Transfer Case Data | Volts | Battery Voltage |
| Front Axle Actuator Status | Transfer Case Data | Engaged/Disengaged | Disengaged |
| Front Axle Switch | Transfer Case Data | Locked/Unlocked | Unlocked |
| Incremental Impulse Sensor | Transfer Case Data | PWM Voltage | Varies |
| Incremental Position Sensor Direction | Transfer Case Data | Clockwise/Counter Clockwise | Varies |
| Incremental Position Sensor | Transfer Case Data | Degrees | Varies |
| Incremental Position Sensor | Transfer Case Data | Volts | Varies |
| Mode Switch Return Voltage | Transfer Case Data | Volts | Varies |
| Mode Switch Selected | Transfer Case Data | Auto 4WD/2 High/4High/4 Low/Neutral | 2 High |
| Mode Switch Supply Voltage | Transfer Case Data | Volts | 5 Volts |
| Motor Brake | Transfer Case Data | Volts | Battery Voltage |
| Neutral Indicator Light | Transfer Case Data | On/Off | Off |
| Rotational Position Sensor | Transfer Case Data | Degrees | Varies |
| Rotational Position Sensor | Transfer Case Data | Volts | Varies |
| Run/Crank | Transfer Case Data | Active/Inactive | Active |
| Software Part Number | Transfer Case Data | GM Part Number | Current Software Release |
| Transfer Case Lock | Transfer Case Data | Engaged/Disengaged | Disengaged |
| Transfer Case Motor | Transfer Case Data | Amperage | 0 Amps |
| Transfer Case Position | Transfer Case Data | Current Transfer Case Mode or Range | 2 High |
| Trans. Fluid Temp | Transfer Case Data | Degrees C | Varies |
| TR Switch Status | Transfer Case Data | Current Transmission Gear | Park |
| Vehicle Speed | Transfer Case Data | km/h | Varies |