Home >> Land Rover >> 2021 >> Range Rover SVAutobiography Dynamic Blk. >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index DTC: Power Steering Control Module (PSCM) -- Range Rover/L405 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Power Steering Control Module (PSCM) (G2160148) >> DTC B1304-07: Electronic Power Assisted Steering System - Mechanical failures >> Possible Causes