Home >> Land Rover >> 2021 >> Defender 110 X >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index DTC: Near Field Sensing Module (NFSM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Near Field Sensing Module (NFSM) (G2807245) >> Description And Operation >> Near Field Sensing Module (NFSM) >> DTC B1B46-29: Right Rear Inner Sensor - Signal invalid >> Possible Causes