Home >> Land Rover >> 2020 >> Defender 90 First Edition >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index: Restraints Control Module (RCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Restraints Control Module (RCM) (G2768847) >> Description And Operation >> Restraints Control Module (RCM) >> DTC B0020-2B: Left Side Airbag Deployment Control - Signal cross coupled >> Possible Causes