For 1990-2009 cars

Table 1: | Instrument Panel Cluster Scan Tool Data Parameters
Table 2: | Instrument Panel Cluster Scan Tool Output Controls

#### Instrument Panel Cluster Scan Tool Data Parameters

Parameter | System State | Expected Value | Description
--- | --- | --- | ---
Operating Conditions: Ignition ON
Battery Voltage Signal | -- | Varies | This displays Volts. This is the current battery voltage signal.
DIC Information Switch | -- | Inactive | The scan tool displays Active or Inactive. This is the state of the driver information center (DIC) information switch.
DIC Switch Input | -- | Varies | This displays Volts. This is the current driver information center (DIC) switch input voltage.
Ignition 1 Input | -- | Active | The scan tool displays Active or Inactive. This is the state of the ignition 1 input.
Menu Switch | -- | Off | The scan tool displays On or Off. This is the state of the menu switch.
Reset Switch | -- | Inactive | The scan tool displays Active or Inactive. This is the state of the reset switch.

#### Instrument Panel Cluster Scan Tool Output Controls

Output Control | Description
--- | ---
DIC All Segments Test | This output control is used to command the driver information center (DIC) segments ON and OFF.
Dimming | This output control is used to command the dimming to INCREASE or DECREASE by 20% increments.
Display(s) Test | This output control is used to command the gages to sweep from minimum to maximum.
Display Test | This output control is used to command the instrument panel indicators to turn ON and OFF.