B2465 — Aux Heater Start Counter Overrun/System Locked (same as below ?)

What it means

B2465 is an OBD-II diagnostic trouble code: Aux Heater Start Counter Overrun/System Locked (same as below ?).

Typical fix

Confirm the code with an OBD-II scanner, then inspect the component or circuit named above. Consult a vehicle-specific service manual for the full diagnostic and repair procedure.