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.
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HOMESERVICE MANUALSCHEVROLET2025TRAILBLAZER ACTIV, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONOEM GENERAL INFORMATIONVEHICLE DIAGNOSTIC SCAN TOOL INFORMATION (2 OF 2)SPECIFICATIONSK43 POWER STEERING CONTROL MODULE: SCAN TOOL INFORMATION
2025 Chevrolet Trailblazer ACTIV, FWD
K43 Power Steering Control Module: Scan Tool Information
2025 Chevrolet Trailblazer ACTIV, FWDSECTION K43 Power Steering Control Module: Scan Tool Information
Power Steering Control Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON | |||
| Ignition Cycle Counter | - | Varies | This displays the number of ignition cycles. |
| Power Steering Control Module Temperature | - | Varies | This displays ° C. This is the current control module temperature. |
| Calculated System Temperature | - | Varies | This displays ° C. This is the current system temperature. |
| Steering Wheel Angle | - | Varies | This displays Degrees. This displays the current steering wheel angle in degrees. |
| Steering Wheel Input Torque | - | Varies | This displays N.m. This displays the current steering input torque in N.m. |
| Engine Speed | - | 0 RPM | This displays RPM. This is the current engine speed from the ECM. |
| Vehicle Speed | - | 0 Km/h (0 MPH) | This displays km/h (mph). This is the current vehicle speed. |
| Electric Power Steering Motor Current Feedback | - | Varies | This displays amps (A). This displays the Electric Power Steering Motor Current Feedback. |
| Power Steering Output Torque | - | Varies | This displays N.m. This displays the current value of the Output Torque of the Electric Power Steering. |
| Power Mode | - | OFF/Accessory/Run/Crank Request | This displays system power mode. |
| Battery Voltage | - | Varies | This displays Volts. This is the current battery voltage. |
| Steering System Mode | - | Normal Sport City |
This displays the currently selected steering mode. |
| Engine Is Running | - | No Yes |
This displays whether the engine is currently running or not. |
Power Steering Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Steering Wheel Angle Sensor Centering | Command to reset and center the steering wheel angle sensor. |
| Learned Values | Command to reset all adaptive steering data. |
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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.