Diagnostic Trouble Code (DTC) Information PSCM-U300019

Condition

Power Steering Control Module (PSCM) monitors the current to the pump motor.

The diagnostic trouble code (DTC) is stored if the control module detects that:

The pump motor's power consumption is too high.
Incorrect value runs longer than 1 second.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

Ignition switch position II.

NOTE:

The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.

Fig 1: Locating Power Steering Control Module (PSCM)

Courtesy of VOLVO CARS CORPORATION

Substitute Value

None.

Possible Source

Mechanical or hydraulic fault in the power steering system (example: steering gear, hoses or pipes blocked).
Damaged Power Steering Control Module (PSCM).

Fault symptom[s]

Text window and warning symbol/Yellow symbol and text message
Power steering control does not function