Home >> Land Rover >> 2020 >> Discovery Sport Base >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Power Steering Module (PSCM) - Discovery Sport/L550 >> Diagnostic Trouble Code Index - DTC: Power Steering Control Module (PSCM) (G2299428) >> Description And Operation >> DTC B1304-04: Electronic Power Assisted Steering System - System internal failures >> Possible Causes