LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Land Rover
>>
2013
>>
Range Rover Autobiography
>>
Repair and Diagnosis
>>
Restraints
>>
Restraints Control Systems
>>
Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- Range Rover/L405
>>
Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM)
>>
Description And Operation
>>
DTC B0021-13: Left Curtain Deployment Control 1 - Circuit open
>>
Possible Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Possible Causes
Left side air curtain connector lever not engaged
Left side air curtain circuit open circuit, high resistance