GM Service Manual Online
For 1990-2009 cars only

ABS Data Definitions

The Data Display function contains lists of ABS data parameters. A brief description of all ABS data parameters available on the scan tool are listed below. The list is arranged in alphabetical order.

ABS Pump Motor: This display indicates the state of the ABS pump motor.

ABS Warning Lamp: This indicates the state of the ABS indicator.

Brake Switch: This parameter indicates the state of the brake switch.

Deceleration Sensor (AWD only): This parameter indicates the state of the deceleration sensor.

Ignition Voltage: This parameter indicates the ignition positive voltage at the EBCM.

Left Front Wheel Speed: Display shows actual wheel speed of the left front wheel.

Left Rear Wheel Speed: Display shows actual wheel speed of the left rear wheel.

LF Hold Solenoid: This display indicates the state of the left front hold solenoid valve.

LF Release Solenoid: This display indicates the state of the left front release solenoid valve.

LR Hold Solenoid: This display indicates the state of the left rear hold solenoid valve.

LR Release Solenoid: This display indicates the state of the left rear release solenoid valve.

RF Hold Solenoid: This display indicates the state of the right front hold solenoid valve.

RF Release Solenoid: This display indicates the state of the right front release solenoid valve.

Right Front Wheel Speed: Display shows actual wheel speed of the right front wheel.

Right Rear Wheel Speed: Display shows actual wheel speed of the right rear wheel.

RR Hold Solenoid: This display indicates the state of the right rear hold solenoid valve.

RR Release Solenoid: This display indicates the state of the right rear release solenoid valve.

Valve Relay State: This parameter indicates the actual state of the solenoid valve relay.

Vehicle Speed: Display shows actual vehicle speed.