DTC B13F5-13: Electric (PTC) Heater Control Circuit #2 - Circuit open: Action
WARNING: This page is about a different car, the 2018 Jaguar XE and 2017 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
- Refer to the appropriate System Wiring Diagram(s) and check the electric booster heater relay 2 circuit for open circuit, high resistance