Cabin & comfort

Door latch assembly

Holds the door closed and releases it when commanded.

Where it sits

At the rear edge of a side door.

How it works

Mechanical retention and electrical locking or sensing functions are integrated according to design.

Think of it as

A controlled catch with a lock and status messenger.

Symptoms when it fails

Failure to lock, open or report closure can involve linkage, wiring or the latch.

Lifespan

Filters use the service schedule. Motors, controls, seals and trim are inspected for condition and operation.

Repair cost

A filter or switch service differs from dashboard removal or a complete seat mechanism; access can be the main expense.

The BMW angle

BMW soft-close equipment adds functions beyond the ordinary latch and is option-dependent.

Used in

BMW cabins as equipped; controls and comfort hardware vary substantially by generation.

Sources
Same system

Cabin & comfort