MasterTuning Fault code dictionary (DTC)

B1271 — Servo Motor Potentiometer Defrost Circuit Short To Ground

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningServo Motor Potentiometer Defrost Circuit Short To Ground.
FamilyBody (B)

Frequently asked questions

What does code B1271 mean?

Servo Motor Potentiometer Defrost Circuit Short To Ground. Servo Motor Potentiometer Defrost Circuit Short To Ground.

Can I keep driving with code B1271 active?

With caution: limp mode possible, have it checked soon

How do you fix code B1271?

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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