Block of codes
B00xx codes: airbags, pretensioners and seat belts
This block brings together the codes from B0001 to B00F7 in the glossary. Open yours to see what it means, its causes and whether you can keep driving.
Reviewed by Daniel Morales, founder of Reprorace SL, on
What this block covers
Restraint systems (airbags and pretensioners)
Airbags and seat-belt pretensioners. With a fault here they may not deploy in a crash.
The 85 codes of the block
- B0001Driver frontal stage 1 deployment control: malfunction
- B0002Driver frontal stage 2 deployment control: malfunction
- B0003Driver frontal stage 3 deployment control: malfunction
- B0010Passenger frontal stage 1 deployment control: malfunction
- B0011Passenger frontal stage 2 deployment control: malfunction
- B0012Passenger frontal stage 3 deployment control: malfunction
- B0013Passenger knee bolster deployment control: malfunction
- B001ACenter frontal stage 3 deployment control: malfunction
- B0020Left side airbag deployment control: malfunction
- B0021Left curtain deployment control 1: malfunction
- B0028Right side airbag deployment control: malfunction
- B0029Right curtain deployment control 1: malfunction
- B002ARight curtain deployment control 2: malfunction
- B0038Second row right side airbag deployment control: malfunction
- B0039Second row right frontal stage 1 deployment control: malfunction
- B003ASecond row right frontal stage 2 deployment control: malfunction
- B003BSecond row right frontal stage 3 deployment control: malfunction
- B0041Third row left frontal stage 1 deployment control: malfunction
- B0043Third row left frontal stage 3 deployment control: malfunction
- B0048Third row right side airbag deployment control: malfunction
- B0049Third row right frontal stage 1 deployment control: malfunction
- B004AThird row right frontal stage 2 deployment control: malfunction
- B004BThird row right frontal stage 3 deployment control: malfunction
- B0052Passenger seat belt sensor: malfunction
- B0054Second row center seat belt sensor: malfunction
- B0055Second row right seat belt sensor: malfunction
- B0058Third row right seat belt sensor: malfunction
- B0071First row center seat belt pretensioner deployment control: malfunction
- B0072Passenger seat belt pretensioner A deployment control: malfunction
- B0073Second row left seat belt pretensioner deployment control: malfunction
- B0075Second row right seat belt pretensioner deployment control: malfunction
- B0078Third row right seat belt pretensioner deployment control: malfunction
- B0079Driver seat belt pretensioner B deployment control: malfunction
- B007APassenger seat belt pretensioner B deployment control: malfunction
- B007BSecond row left seat belt pretensioner B deployment control: malfunction
- B007CSecond row right seat belt pretensioner B deployment control: malfunction
- B007DSecond row center seat belt pretensioner B deployment control: malfunction
- B007EDriver seat belt pretensioner C deployment control: malfunction
- B007FPassenger seat belt pretensioner C deployment control: malfunction
- B0080Driver seat belt load limiter deployment control: malfunction
- B0088Third row right seat belt load limiter deployment control: malfunction
- B009ALeft side restraints sensor 4: malfunction
- B009BLeft side restraints sensor 5: malfunction
- B009CLeft side restraints sensor 6: malfunction
- B009DRight side restraints sensor 4: malfunction
- B009ERight side restraints sensor 5: malfunction
- B009FRight side restraints sensor 6: malfunction
- B00A0Occupant classification system: malfunction
- B00A1Occupant position system: malfunction
- B00B0Driver seat occupant classification sensor A: malfunction
- B00B1Driver seat occupant classification sensor B: malfunction
- B00B5Driver seat track position sensor (restraints): malfunction
- B00B6Driver seat recline position sensor (restraints): malfunction
- B00B7Driver seat occupant position sensor A: malfunction
- B00B8Driver seat occupant position sensor B: malfunction
- B00C0Passenger seat occupant classification sensor A: malfunction
- B00C1Passenger seat occupant classification sensor B: malfunction
- B00C5Passenger seat track position sensor (restraints): malfunction
- B00C6Passenger seat recline position sensor (restraints): malfunction
- B00C7Passenger seat occupant position sensor A: malfunction
- B00C8Passenger seat occupant position sensor B: malfunction
- B00D0Driver seat belt indicator: malfunction
- B00D1Passenger seat belt indicator: malfunction
- B00D2Restraint system malfunction indicator 1: malfunction
- B00D3Restraint system malfunction indicator 2: malfunction
- B00D4Restraint system malfunction audible indicator: malfunction
- B00D5Restraint system passenger disable indicator: malfunction
- B00DFPassenger restraints disable switch: malfunction
- B00E0Third row left seat belt pretensioner B deployment control: malfunction
- B00E1Third row right seat belt pretensioner B deployment control: malfunction
- B00E2Third row center seat belt pretensioner B deployment control: malfunction
- B00E3Second row left seat belt pretensioner C deployment control: malfunction
- B00E4Second row right seat belt pretensioner C deployment control: malfunction
- B00E5Second row center seat belt pretensioner C deployment control: malfunction
- B00E6Third row right seat belt pretensioner C deployment control: malfunction
- B00E7Third row left seat belt pretensioner C deployment control: malfunction
- B00E8Third row center seat belt pretensioner C deployment control: malfunction
- B00F0Driver inflatable seat belt deployment control: malfunction
- B00F1Passenger inflatable seat belt deployment control: malfunction
- B00F2Second row left inflatable seat belt deployment control: malfunction
- B00F3Second row center inflatable seat belt deployment control: malfunction
- B00F4Second row right inflatable seat belt deployment control: malfunction
- B00F5Third row left inflatable seat belt deployment control: malfunction
- B00F6Third row center inflatable seat belt deployment control: malfunction
- B00F7Third row right inflatable seat belt deployment control: malfunction
Other blocks
Read your car's fault codes on your phone
With an ECO-LITE in the OBD socket you see the codes in your account, with the data captured when the fault happened, and your workshop can check them remotely, always with your permission.
Keep reading
- OBD fault codes: what each one means
- Check engine light on: what to do
- How to read and clear your car's fault codes
- Will your car pass its MOT or inspection with the engine light on?
- Wi-Fi OBD2 reader: which one to choose
- Reading fault codes by car make
- Remote OBD diagnostics: what it is, how it works and what it can't do
- Vehicle diagnostics glossary