BMW • SA •
4NB
Category: Climate Control
4-zone automatic climate control
Four-zone climate control.
SA code 4NB confirms four-zone automatic air conditioning with separate rear control.
Want the full factory build sheet for your car?
Get a complete VehicleDataSheet (options, equipment, specs) for your VIN.
Related SA codes
Frequently Asked Questions
What does SA code 4NB mean?
SA code 4NB is a factory equipment code used by BMW to describe a specific vehicle configuration or component.
Where can I find SA code 4NB on my car?
This code is typically found in the vehicle’s factory build data, service documentation, or can be confirmed by decoding the VIN.
Does SA code 4NB affect maintenance or parts?
Yes. Factory codes determine correct parts selection, software compatibility, and service procedures for your exact vehicle configuration.
How can I verify SA code 4NB for my vehicle?
The most reliable way is to order a complete Vehicle Data Sheet decoded directly from your vehicle’s VIN.