For 1990-2009 cars

#### Power Steering Control Module Scan Tool Data Parameters

Parameter | System State | Expected Value | Description
--- | --- | --- | ---
Operating Conditions: Ignition ON
Battery Voltage | -- | Varies | This displays Volts. This is the current battery voltage.
Ignition Voltage | -- | Varies | This displays Volts. This is the current ignition voltage.
Motor Voltage + | -- | Varies | This displays Volts.
Motor Voltage - | -- | Varies | This displays Volts.
Steering Calibration | -- | Varies | This displays a numeric value.
Steering Shaft Torque | -- | Varies | This displays N·m.
Vehicle Speed | -- | 0 km/h (0 mph) | This displays km/h (mph). This is the current vehicle speed.