Inflatable Restraint Vehicle Rollover Sensor Scan Tool Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Rollover Sensor Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| Average Speed | - | Varies | This displays km/h (mph). This is the average speed of the vehicle. |
| Battery Voltage Signal | - | Varies | This displays volts. This is the voltage input supplied to the rollover sensor. |
| Current Power Mode | - | Run | The scan tool displays Off, Accessory, Run or Crank Request. This is the state of the ignition switch. |
| Engine Virtual Device | - | Present | The scan tool displays Present or Not Present. |
| Primary Key Status | - | Valid | The scan tool displays Unknown, Valid or Invalid. This is the state of the primary key. |
| Received Primary Key | - | Varies | The scan tool displays the primary key received. |
| ROS Occupant Containment Req. | - | Enable | The scan tool displays Reserved, Disable or Enable. |
| ROS Primary Key | - | Varies | The scan tool displays the ROS primary key. |
| SDM Occupant Containment Status | - | Enabled | The scan tool displays Disabled or Enabled. |
| Vehicle Speed Status | - | Valid | The scan tool displays Valid or Invalid. This is the state of the vehicle speed. |
Supplemental Inflatable Restraint Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Setup New ROS | This procedure should be used after a new rollover sensor has been installed. |