Electronic Brake Control Module Scan Tool Information
The electronic brake control module (EBCM) scan tool data parameters list contains all ABS 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 Brake Control Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| ABS Pump Motor Voltage | - | 0 V | The scan tool displays the commanded pump motor voltage. |
| Acceleration Sensor Longitudinal Signal | - | Varies | The scan tool displays 0-5 V depending on the vehicle's longitudinal acceleration. |
| Accum. Pressure Sensor | - | Varies | This displays the pressure of the accumulator. |
| Battery Voltage Signal | - | Varies | This displays volts. This is the voltage status of the electronic brake control module (EBCM). |
| Antilock Braking System | - | OK | The scan tool displays OK or Malfunction. Malfunction is displayed if there is an ABS malfunction. |
| Brake Controls Brake Pedal Position Sensor A | - | Varies | This displays volts. This is the brake controls brake pedal position sensor A reference value. |
| Brake Controls Brake Pedal Position Sensor B | - | Varies | This displays volts. This is the brake controls brake pedal position sensor B reference valve. |
| Brake Controls Brake Pedal Position Sensor Reference | - | Varies | This displays mm. This is the value used to compare the position of the primary piston sensors. |
| Brake Controls Brake Pedal Position Sen. 5 V Reference | - | Varies | This displays volts. This is the voltage supply to the brake controls brake pedal position sensor. |
| Brake Controls Brake Pedal Position Sensor | - | Learned | The scan tool displays Learned or Not Learned. This is the brake controls brake pedal position sensor zeroed or learned value. |
| Brake Boost Power Status | - | Enabled | The scan tool displays Enabled or Disabled. |
| Brake Boost Status | - | Inactive | The scan tool displays Active or Inactive. |
| Brake Boost Solenoid Cmd. | - | Inactive | The scan tool displays Active or Inactive. |
| Brake Pressure Sensor Input | - | Varies | This displays psi/kpa. This is the current brake applied pressure. |
| Brake Fluid Level Sensor | - | OK | The scan tool displays OK when the brake fluid is at correct level and Low when the brake fluid is low. |
| Brake Pedal Position Sensor | Brake pedal released | Inactive | The scan tool displays Inactive or Active depending on the state of the brake pedal. |
| Brake pedal applied | Active | ||
| Brake Pressure Sensor | Brake pedal released | 0-1 V | The scan tool displays 0-5 V depending on the applied hydraulic brake pressure. |
| Brake pedal applied | 1-5 V | ||
| Delivered Torque | - | varies | The scan tool displays 0-100% depending on the how much torque the engine is delivering. |
| Dynamic Rear Proportioning Status | - | OK | The scan tool displays OK or Malfunction. Malfunction is displayed if the EBCM disables the dynamic rear proportioning due to a fault. |
| Lateral Acceleration Signal | - | Varies | The scan tool displays 0-5 V depending on the vehicle's lateral acceleration. |
| Left Front Inlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the left front inlet solenoid valve is commanded ON. |
| Left Front Outlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the left front outlet solenoid valve is commanded ON. |
| Left Front Wheel Speed Sensor | - | 0 km/h (0 MPH) | The scan tool displays km/h (MPH) depending on the current speed of the left front wheel speed sensor. |
| Left Rear Inlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the left rear inlet solenoid valve is commanded ON. |
| Left Rear Outlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the left rear outlet solenoid valve is commanded ON. |
| Left Rear Wheel Speed Sensor | - | 0 km/h (0 MPH) | The scan tool displays km/h (MPH) depending on the current speed of the left rear wheel speed sensor. |
| Master Cylinder Pressure Sensor Input | - | Varies | This displays psi/kpa. This is the current master cylinder applied pressure. |
| NC Brake Boost Valve Cmd. | - | Inactive | The scan tool displays Active or Inactive. |
| NO Brake Boost Valve Cmd. | - | Inactive | The scan tool displays Active or Inactive. |
| Panic Brake Assist Status | - | OK | The scan tool displays OK or Malfunction. Malfunction is displayed if the EBCM disables the panic brake assist due to a fault. |
| Pump Motor Relay Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the pump motor is commanded ON. |
| Primary Isolation Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the isolation solenoid valve is commanded ON. |
| Primary Prime Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the prime solenoid valve is commanded ON. |
| Regenerative Braking Status | - | Active | The scan tool displays Active or Inactive. |
| Requested Torque | - | varies | The scan tool displays 0-100% depending on the how much torque is requested. |
| Right Front Inlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the right front inlet solenoid valve is commanded ON. |
| Right Front Outlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the right front outlet solenoid valve is commanded ON. |
| Right Front Wheel Speed Sensor | - | 0 km/h (0 MPH) | The scan tool displays km/h (MPH) depending on the current speed of the right front wheel speed sensor. |
| Right Rear Inlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the right rear inlet solenoid valve is commanded ON. |
| Right Rear Outlet Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the right rear outlet solenoid valve is commanded ON. |
| Right Rear Wheel Speed Sensor | - | 0 km/h (0 MPH) | The scan tool displays km/h (MPH) depending on the current speed of the right rear wheel speed sensor. |
| Secondary Isolation Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the isolation solenoid valve is commanded ON. |
| Secondary Prime Solenoid Valve Feedback | - | Inactive | The scan tool displays Inactive or Active. Active is displayed when the prime solenoid valve is commanded ON. |
| Steering Column Position | Steering wheel in straight position | -5 to +5° | The scan tool displays °. This is the current position of the steering angle sensor. |
| Steering wheel turned left until stop | 450-550° | ||
| Steering wheel turned right until stop | -550 to -450° | ||
| System Voltage | - | 11-14 V | The scan tool displays V. This is the current battery voltage. |
| Traction Control Switch | Traction control switch released | Inactive | The scan tool displays Inactive or Active depending on the traction control switch status. |
| Traction control switch pressed | Active | ||
| Traction Control System | - | OK | The scan tool displays OK or Malfunction. Malfunction is displayed if there is a traction control malfunction. |
| Vehicle Stability System | - | OK | The scan tool displays OK or Malfunction. Malfunction is displayed if there is a stability control malfunction. |
| Vehicle Stability Enhancement System Relay Feedback | - | Active | The scan tool displays Inactive or Active. Inactive is displayed when stability control is disabled. |
| Vehicle Stability Enhancement System Switch | Traction control switch released | Inactive | The scan tool displays Inactive or Active depending on the traction control switch status. |
| Traction control switch pressed | Active | ||
| Yaw Rate Signal | - | Varies | The scan tool displays 0-5 V depending on the vehicle's yaw rate. |
Electronic Brake Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| ABS Left Front Solenoid Valves | Commands the solenoid valves ON or OFF. |
| ABS Left Rear Solenoid Valves | Commands the solenoid valves ON or OFF. |
| ABS Pump Motor | Commands the ABS pump motor Increase or Decrease. |
| ABS Right Front Solenoid Valves | Commands the solenoid valves ON or OFF. |
| ABS Right Rear Solenoid Valves | Commands the solenoid valves ON or OFF. |
| Traction Control Left Front Solenoid Valves | Commands the solenoid valves ON or OFF. |
| Traction Control Left Rear Solenoid Valves | Commands the solenoid valves ON or OFF. |
| Traction Control Right Front Solenoid Valves | Commands the solenoid valves ON or OFF. |
| Traction Control Right Rear Solenoid Valves | Commands the solenoid valves ON or OFF. |