Home >> Land Rover >> 2016 >> Range Rover Autobiography >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Deployable TOWBAR Control Module (DTCM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Deployable TOWBAR Control Module (DTCM) >> Description And Operation >> DTC C1003-93: Right Power Running Board Stow - No operation >> Possible Causes