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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1515 (Steering System - Electronic Power Assist Steering (EPAS)) >> Interactive Diagnostics >> DTC / Symptom Selection >> DTC Index - Power Steering Control Module (PSCM) >> DTC U0300: Internal Control Module Software Incompatibility >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is usually set if the PSCM has recently been flashed and the flash was done incorrectly or was interrupted.

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