B0059
Seat Belt Buckle Switch Circuit - Driver
1992-1998 BMW 325i E36 2.5L I6 M50
Moderate SeverityBodyGeneric (SAE)
Description
Malfunction in the driver seat belt buckle switch circuit. The switch detects whether the driver seat belt is fastened.
Symptoms
- Seat belt warning chime constantly on or off
- Seat belt indicator always on or off
- Airbag staging may be incorrect
- False buckled/unbuckled reading
Common Causes
- Faulty buckle switch
- Damaged wiring to buckle
- Debris in buckle mechanism
- Connector corrosion
Diagnostic Steps
- Check buckle switch operation with scan tool
- Inspect wiring to buckle
- Test switch with multimeter
- Clean buckle mechanism
Repair Notes
Replace seat belt buckle assembly or repair wiring. Do not modify the switch.
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
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
- B0012Driver Side Airbag Deployment Circuit Short to Ground
- B0013Driver Side Airbag Deployment Circuit Short to Battery
B0059 on Other Vehicles
Common Questions
What does code B0059 mean on a 1992-1998 BMW 325i E36?
B0059 stands for "Seat Belt Buckle Switch Circuit - Driver". Malfunction in the driver seat belt buckle switch circuit. The switch detects whether the driver seat belt is fastened.
What are the symptoms of B0059 on a BMW 325i E36?
Common symptoms of B0059 include: Seat belt warning chime constantly on or off, Seat belt indicator always on or off, Airbag staging may be incorrect, False buckled/unbuckled reading.
What causes B0059 on a 1992-1998 BMW 325i E36?
Common causes of B0059 include: Faulty buckle switch, Damaged wiring to buckle, Debris in buckle mechanism, Connector corrosion.