B0083
Driver Seat Lumbar Motor Circuit
1997-2000 BMW 528i E39 2.8L I6 🇬🇧
Low SeverityBody
Description
Malfunction in the driver seat lumbar support motor circuit.
Symptoms
- Lumbar support not adjusting
- No response from lumbar switch
- Motor noise but no movement
Common Causes
- Faulty lumbar motor
- Switch failure
- Wiring damage
- Air bladder leak (pneumatic type)
Diagnostic Steps
- Test lumbar switch
- Apply direct power to motor
- Inspect wiring
- Check air bladder if pneumatic system
Repair Notes
Replace lumbar motor or switch. For pneumatic systems, check air bladder and pump.
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
B0083 on Other Vehicles
Common Questions
What does code B0083 mean on a 1997-2000 BMW 528i E39?
B0083 stands for "Driver Seat Lumbar Motor Circuit". Malfunction in the driver seat lumbar support motor circuit.
What are the symptoms of B0083 on a BMW 528i E39?
Common symptoms of B0083 include: Lumbar support not adjusting, No response from lumbar switch, Motor noise but no movement.
What causes B0083 on a 1997-2000 BMW 528i E39?
Common causes of B0083 include: Faulty lumbar motor, Switch failure, Wiring damage, Air bladder leak (pneumatic type).