Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Data Display/Definitions
The Scan Tool Data Display/Definitions contains a brief description of all the ABS/ TCS data parameters. The menus available depend on the number and type of system on the vehicle and are listed below in alphanumeric order.
- ABS DATA
- TCS DATA
- ABS Active
-
The scan tool displays Yes or No. The scan tool will display Yes when the ABS is active and No during normal vehicle operation.
- Brake Fluid Level
-
The scan tool will display OK/Low depending on the state of the Master Cylinder Fluid Level Switch.
- Brake Switch
-
The scan tool will display Applied or Released depending on the state of the brake switch.
- DRP Active
-
The scan tool will display Yes/No depending on the state of the DRP.
- DRP Disabled
-
The scan tool will display Yes/No depending on the state of the DRP.
- Front TCS Isolation Solenoid
-
The scan tool will display Active/Inactive. This displays the commanded state of the solenoid valve.
- Front TCS Prime Solenoid
-
The scan tool will display Active/Inactive. This displays the commanded of the solenoid valve.
- Ignition Voltage
-
The scan tool displays 0-17 Volts. The scan tool displays the level of ignition voltage at the EBCM.
- Left Front Wheel Speed
-
The scan tool displays 0-255 km/h or (0-158 mph). The scan tool displays the actual speed of the left front wheel.
- Left Rear Wheel Speed
-
The scan tool displays 0-255 km/h or (0-158 mph). The scan tool displays the actual speed of the left rear wheel.
- LF Inlet Valve Solenoid Inactive
-
The scan tool will display Active or Inactive. The scan tool displays the commanded state of the LF inlet solenoid valve.
- LF Outlet Valve Solenoid Inactive
-
The scan tool will display Active or Inactive. The scan tool displays the commanded state of the LF outlet solenoid valve.
- Longitudinal Accelerometer Sensor
-
The scan tool will display Volts. The scan tool displays the longitudinal accelerometer signal received from the sensor.
- Loose Service Mode
-
The scan tool displays Disabled/Enabled. The scan tool displays the switch state.
- LR Inlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive. The scan tool displays the commanded state of the LR inlet solenoid valve.
- LR Outlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive. The scan tool displays the commanded state of the LR outlet solenoid valve.
- Pump Motor Relay Command
-
The scan tool display On /Off. This is the commanded state of the relay.
- Rear TCS Isolation Solenoid
-
The scan tool will display Active/Inactive. This will be the commanded state of the solenoid valve.
- Rear TCS Prime Solenoid
-
The scan tool will display Active/Inactive. This will be the commanded state of the solenoid valve.
- RF Inlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive. The scan tool displays the commanded state of the RF inlet solenoid valve.
- RF Outlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive. The scan tool displays the commanded state of the RF outlet solenoid valve.
- Right Front Wheel Speed
-
The scan tool displays 0-255 km/h or (0-158 mph). The scan tool displays the actual speed of the right front wheel.
- RR Inlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive - The scan tool displays the commanded state of the RR inlet solenoid valve.
- RR Outlet Valve Solenoid Inactive
-
The scan tool displays Active or Inactive - The scan tool displays the commanded state of the RR outlet solenoid valve.
- Right Rear Wheel Speed
-
The scan tool displays 0-255 km/h or (0-158 mph). The scan tool displays the actual speed of the right rear wheel.
- Solenoid Relay Command
-
The scan tool will display On/Off depending on the state of the relay.
- TCS Active
-
The scan tool will display Off or On. The scan tool displays On if the TCS indicator is currently being commanded ON.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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