MasterTuning Fault code dictionary (DTC)

B2520 — High Mount Stop Lamp Circuit Short to Battery

Severity: Informational Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningHigh Mount Stop Lamp Circuit Short to Battery.
FamilyBody (B)

Frequently asked questions

What does code B2520 mean?

High Mount Stop Lamp Circuit Short to Battery. High Mount Stop Lamp Circuit Short to Battery.

Can I keep driving with code B2520 active?

With caution: limp mode possible, have it checked soon

How do you fix code B2520?

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.

Need help with this fault?

We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.

Contact us
Where to get it fixed

Related codes