LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Land Rover
>>
2016
>>
LR4 Base
>>
Repair and Diagnosis
>>
General Information
>>
DTC Index
>>
Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- LR4/L319
>>
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
NOTE:
Circuit reference - LH SIDE A/BAG F1/LH SIDE A/BAG R1
Left side air curtain connector lever not engaged
Left side air curtain circuit open circuit, high resistance