MasterTuning Fault code dictionary (DTC)

B2321 — Mirror Driver Horizontal Feedback Potentiometer Circuit Open

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningMirror Driver Horizontal Feedback Potentiometer Circuit Open.
FamilyBody (B)

Frequently asked questions

What does code B2321 mean?

Mirror Driver Horizontal Feedback Potentiometer Circuit Open. Mirror Driver Horizontal Feedback Potentiometer Circuit Open.

Can I keep driving with code B2321 active?

With caution: limp mode possible, have it checked soon

How do you fix code B2321?

Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.

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Where to get it fixed

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