B0023
Driver Curtain Airbag Circuit Resistance High
2001-2005 BMW 330i E46 3.0L I6
Critical SeverityBodyGeneric (SAE)
Description
The driver side curtain airbag circuit resistance is higher than specification, indicating a poor connection or damaged squib.
Symptoms
- Airbag warning light on
- SRS fault stored
- Curtain airbag may not deploy properly
Common Causes
- Corroded connector pins
- High-resistance wire splice
- Faulty airbag squib
- Oxidized terminals
Diagnostic Steps
- Measure circuit resistance and compare to spec
- Inspect connector pins for corrosion
- Check wire splices
- Test airbag squib resistance
Repair Notes
Clean corroded connectors or replace curtain airbag module. Ensure connections meet resistance specifications.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0023 on Other Vehicles
Common Questions
What does code B0023 mean on a 2001-2005 BMW 330i E46?
B0023 stands for "Driver Curtain Airbag Circuit Resistance High". The driver side curtain airbag circuit resistance is higher than specification, indicating a poor connection or damaged squib.
What are the symptoms of B0023 on a BMW 330i E46?
Common symptoms of B0023 include: Airbag warning light on, SRS fault stored, Curtain airbag may not deploy properly.
What causes B0023 on a 2001-2005 BMW 330i E46?
Common causes of B0023 include: Corroded connector pins, High-resistance wire splice, Faulty airbag squib, Oxidized terminals.