Home >> Land Rover >> 2017 >> Discovery SE >> Repair and Diagnosis >> Steering >> Power Steering >> Diagnostic Trouble Code Index DTC: Power Steering Control Module (PSCM) -- Discovery/L462 >> Diagnostic Trouble Code Index DTC: Power Steering Control Module (PSCM) >> Description And Operation >> DTC U0300-56: Internal Control Module Software Incompatibility - Invalid/incomplete configuration >> Possible Causes