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.
K19 Suspension Control Module: Scan Tool Information
The 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.
| 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 Shock Absorber Actuator Command | - | varies | The scan tool displays mA. This is the current applied to the left front shock absorber actuator. |
| Left Front Suspension Position Sensor | - | .25 - 4.75 V | The scan tool displays V. This is the signal from the left front suspension position sensor. |
| Right Front Shock Absorber Actuator Command | - | varies | The scan tool displays mA. This is the current applied to the right front shock absorber actuator. |
| Right Front Suspension Position Sensor | - | .25 - 4.75 V | The scan tool displays V. This is the signal from the Right front suspension position sensor. |
| Left Rear Shock Absorber Actuator Command | - | varies | The scan tool displays mA. This is the current from the left rear shock absorber actuator. |
| Left Rear Suspension Position Sensor | - | .25 - 4.75 V | The scan tool displays V. This is the signal from the left rear suspension position sensor. |
| Right Rear Shock Absorber Actuator Command | - | varies | The scan tool displays mA. This is the current from the right rear shock absorber actuator. |
| Right Rear Suspension Position Sensor | - | .25 - 4.75 V | The scan tool displays V. This is the signal from the right rear suspension position sensor. |
| Suspension Position Sensor 5 V Reference | V | 4.8 - 5.2 V | The scan tool displays V. This is the suspension position sensor supply voltage. |
| Output Control | Description |
|---|---|
| Left Front Shock Absorber Actuator | Commands the current applied to the left front shock absorber actuator Increase or Decrease. |
| Left Rear Shock Absorber Actuator | Commands the current applied to the left rear shock absorber actuator Increase or Decrease. |
| Right Front Shock Absorber Actuator | Commands the current applied to the right front shock absorber actuator Increase or Decrease. |
| Right Rear Shock Absorber Actuator | Commands the current applied to the right rear shock absorber actuator Increase or Decrease. |
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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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