GM Service Manual Online
For 1990-2009 cars only
Table 1: Vehicle Direction Alert Alarm Warn Module Scan Tool Parameters
Table 2: Vehicle Direction Alert Alarm Warn Module Scan Tool Output Controls

Vehicle Direction Alert Alarm Warn Module Scan Tool Parameters

Parameter

System State

Expected Value

Definition

Operating Conditions: Ignition ON

Battery Voltage

--

Varies

The scan tool displays volts. This is the current battery voltage.

Calibration Status

--

Inactive

The scan tool displays Active or Inactive. Active is displayed when the VDAAW calibration is in progress.

Calibration Status

--

Inhibit

The scan tool displays Inhibit or OK. Inhibit is displayed when the VDAAW detects a fault in the calibration status.

Diagnostic Mode

--

Inhibit

The scan tool displays Inhibit or OK. Inhibit is displayed when the VDAAW detects a fault in the diagnostic mode.

Mode LED

--

OFF

The scan tool displays Off or On. On is displayed when the VDAAW mode LED is illuminated.

Mode Switch

--

Inactive

The scan tool displays Active or Inactive. This is the status of the VDAAW mode switch

Operating State

--

OFF

The scan tool displays Off, Disabled, Not Ready, and Ready. This is the operating state of the VDAAW module.

Power Mode

--

OFF

The scan tool displays Off, Run, Crank Request, and Accessory. This is the state of power for the VDAAW module.

Power Mode

--

Inhibit

The scan tool displays Inhibit or OK. Inhibited is displayed when VDAAW detects a fault in the power mode.

Reference Voltage 1

--

Varies

The scan tool displays volts.

Reference Voltage 2

--

Varies

The scan tool displays volts.

Serial Data

--

Inhibit

The scan tool displays Inhibit or OK. Inhibit is displayed when VDAAW detects a fault in the serial data.

System Operation Status

--

Unknown

The scan tool displays Unknown, Normal, Disabled, and Failed. This is the status of the VDAAW modules system operation.

System Power Mode

--

Inhibit

The scan tool displays Inhibit or OK. Inhibit is displayed when the VDAAW detects a fault in the system power mode.

Vehicle Direction Alert Alarm Warn Module Scan Tool Output Controls

Scan Tool Output Control

Description

Calibrate Module

This output control is used to calibrate the VDDAW module.

Direction Warning Left

This output control is used to calibrate the left sensor.

Direction Warning Right

This output control is used to calibrate the right sensor.