P16 Instrument Panel Cluster Control Module: Scan Tool Information
WARNING: This page is about a different car, the 2021 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.
Instrument Cluster Scan Tool Data Parameters
| Parameter | Expected Value | Description |
|---|---|---|
| Operating Conditions: Ignition ON | ||
| Battery Voltage | 12 - 14 V | The scan tool displays Volts. This is the current battery voltage signal. |
| Key in Ignition Status | Active/Inactive | The scan tool displays Active or Inactive. This is the state of the key in ignition switch. |
| Driver Information Center Switch | Varies | The scan tool displays Volts. This is the current driver information center switch input voltage. |
| Driver Information Center Switch | Inactive | The scan tool displays either Inactive, Up, Down, or Menu. This is the state of the driver information center switch. |
| Reset Switch | Active/Inactive | The scan tool displays Active or Inactive. This is the state of the reset switch. |
| Ambient Air Temperature | 15°C | The scan tool displays outside temperature in °C. |
| Washer Fluid Level Switch | Open | The scan tool displays either Open, Closed, or Not Available. |
| Odometer Lock Status | Active/Inactive | The scan tool displays Active or Inactive depending on the state of the odometer. |
| Engine Speed | 0 RPM | The scan tool displays the filtered value of engine speed. |
| Vehicle Speed | 0 km/h | The scan tool displays the filtered vehicle speed value. |
| Fuel Level Sensor | - | The scan tool displays the filtered value of the fuel level. |
| Engine Coolant Temperature | - | The scan tool displays the filtered value of the engine coolant temperature. |
| Engine Oil Pressure | - | The scan tool displays the filtered value of the engine oil pressure. |
| Head-Up Display Dimming Level | percentage | The scan tool displays the current dimming intensity level. |
| Head-Up Display Switch | Head-Up Display Movement, Head Up Page Switch, Head-Up Display Dimming Level | The scan tool displays the current HUD button being pushed. |
| Steering Wheel Control Switches | Left, Select, Right, Volume UP, Volume Down | The scan tool displays the current steering wheel controls button being pushed. |
Instrument Cluster Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Instrument Cluster Gauge Sweep | This function is used to command the gauges to sweep from minimum to maximum. |
| Driver Information Center Dimming | This function is used to command the dimming of the driver information display to Increase or Decrease by 10%. |
| Instrument Panel Dimmer Switch | This function is used to command the dimming of the instrument cluster to Increase or Decrease by 10%. |
| Driver Information Center Segments | This function is used to command the driver information center segments ON and OFF. |
| All Indicators | This function is used to command all the indicators ON or OFF. |
| Driver Information Center Options | This function is used to command the driver information center buttons using the scan tool. |
| CAN Bus Configuration Learn | This function is used to Reset the source ID for low speed CAN Bus communications. |
| Head Up Display Dimming Level | This function is used to command the dimming of the head up display to Increase or Decrease. |
| Head Up Display Pattern Check | This function is used to command the head up display to display a striped test pattern. |