OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Body generic / SAE

B0022

Left Side Deployment Stage 1 Loop Open

An open circuit has been detected in the deployment loop for the left side airbag stage 1. The airbag will not fire and the SRS lamp is illuminated.

SystemBody
Typegeneric / SAE
GroupB0
Range / number– / 22

Possible causes

  • Disconnected seat airbag connector high
  • Wire break under driver seat medium

Symptoms

  • Warning light or symbol related to the affected system
  • Comfort or safety function impaired

Inspection / repair

  • Difficulty: hard
  • DIY: shop recommended
  • Estimated cost: 120–800 €
  • Estimated time: 0.7–2.5 h
  • Component: driver side airbag
  • Component: srs seat wiring

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication