GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Suspension Control Module Scan Tool Data Parameters
Table 2: Electronic Suspension Control Module Scan Tool Output Controls

The electronic suspension control module scan tool data parameters list contains all suspension control-related parameters that are available on the scan tool. The list is arranged in alphabetical order. A given parameter may appear in any one of the data lists.

Electronic Suspension Control Module Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Battery Voltage

--

11-14 V

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

Left Front Damper Actuator Command

--

290-310 mA

The scan tool displays mA. This is the current applied to the left front damper actuator.

Left Front Vertical Body Acceleration

--

-0.1 to +0.1 m/s²

The scan tool displays m/s². This is the signal from the left front body acceleration sensor.

Left Front Vertical Wheel Acceleration

--

-0.1 to +0.1 m/s²

The scan tool displays m/s². This is the signal from the left front wheel acceleration sensor.

Left Rear Damper Actuator Command

--

290-310 mA

The scan tool displays mA. This is the current applied to the left rear damper actuator.

Rear Vertical Body Acceleration

--

-0.1 to +0.1 m/s²

The scan tool displays m/s². This is the signal from the rear body acceleration sensor.

Right Front Damper Actuator Command

--

290-310 mA

The scan tool displays mA. This is the current applied to the right front damper actuator.

Right Front Vertical Body Acceleration

--

-0.1 to +0.1 m/s²

The scan tool displays m/s². This is the signal from the right front body acceleration sensor.

Right Front Vertical Wheel Acceleration

--

-0.1 to +0.1 m/s²

The scan tool displays m/s². This is the signal from the right front wheel acceleration sensor.

Right Rear Damper Actuator Command

--

290-310 mA

The scan tool displays mA. This is the current applied to the right rear damper actuator.

Steering Position Sensor Signal

Steering wheel in straight position

-5 to +5 Degree

The scan tool displays Degree. This is the current position of the steering angle sensor.

Steering wheel turned left until stop

450-500 Degree

Steering wheel turned right until stop

-500 to -450 Degree

Suspension Position Sensor 5 V Reference

--

4.8-5.2 V

The scan tool displays V. This is the current wheel and body acceleration sensors supply voltage.

Suspension System Mode

--

Normal

The scan tool displays Normal, Comfort or Sport depending on the selected mode.

Comfort mode switch pressed

Comfort

Sport mode switch pressed

Sport

Vehicle Speed

--

0 km/h (0 MPH)

The scan tool displays km/h (MPH) depending on the current speed of the vehicle.

Electronic Suspension Control Module Scan Tool Output Controls

Output Control

Description

Left Front Damper Actuator

Commands the current applied to the left front damper actuator Increase or Decrease.

Left Rear Damper Actuator

Commands the current applied to the left rear damper actuator Increase or Decrease.

Right Front Damper Actuator

Commands the current applied to the right front damper actuator Increase or Decrease.

Right Rear Damper Actuator

Commands the current applied to the right rear damper actuator Increase or Decrease.

Suspension System Mode

Commands the electronic suspension system Active or Inactive.