Home >> Land Rover >> 2016 >> Range Rover Autobiography >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Image Processing Module B - High Line (IPMB - High Line) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Image Processing Module B - High Line (IPMB - High Line) >> Description And Operation >> DTC U0448-29: Invalid Data Received From Gateway B - signal invalid >> Possible Causes