Home >> Land Rover >> 2021 >> Discovery S >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Side Obstacle Detection Control Module - Left/Right (SODL/SODR) -- Discovery/L462 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Side Obstacle Detection Control Module - Left/Right (SODL/SODR) (G2268899) >> DTC U1A00-86: Private Communication Network - Signal Invalid >> Possible Causes