Code Definition

B2112 — Door Driver Set Switch Stuck Failure

System: Body  |  Type: Generic (OBD-II Standard)  |  Make: Ford

About B2112

B2112 is a generic (obd-ii standard) body diagnostic trouble code recorded for Ford vehicles. It belongs to the B-prefix family of codes, which covers body, interior, airbag, or comfort-electronics faults.

Scanning & clearing: Body (B) codes are often stored in the body control module, airbag module, or climate module. A basic OBD-II tool usually will not read body codes — an enhanced or OEM-level scan tool is typically required.

Because B2112 is a generic OBD-II code, its base definition is shared across manufacturers. The specific diagnostic steps, reference values, and repair procedures can vary by vehicle, and the TaT Diagnostic Assistant includes verified procedures submitted by working technicians.

Code Information

The Body Control Module (BCM) or memory seat module monitors the driver door set switch which is used in conjunction with memory seat and mirror functions. DTC B2112 sets when the BCM detects that the door driver set switch input has been held in the active state for longer than the calibrated time threshold, indicating a stuck switch condition. The set switch normally provides a momentary input that allows the driver to store seat, mirror, and pedal position preferences to one of the memory presets. When this code is set, memory seat and mirror functions may be inoperative or behave erratical...

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