BMW E24 Transistor replacement for heater control 61311381317 and 61311381318

Description

This is a replacement transistor for the fan control switch of the BMW E24 and some E28’s (Japan only!).

Works in both units with part numbers 61311381317 without A/C and 61311381318 with A/C.

Fits on:

E24 all models with variable fan blower control.

E28 only models with the rare variable fan blower control (usually Japan cars only)

Supersedes

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