P0457-76: Evaporative Emission System Leak Detected (fuel cap loose/off) - Wrong mounting position: Action
WARNING: This page is about a different car, the 2020 Land Rover Range Rover Velar. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- If purge valve related DTCs are also set, perform the relevant corrective action(s) first.
- It is not possible to replicate the failure event as certain entry conditions must be satisfied (for more information, refer to EVAPORATIVE EMISSIONS - V8 S/C 5.0L PETROL (G2255266) ). To verify the customer cwhenrn, perform routine Evaporative System Diagnostic Check and re-read DTCs.
- Refer to the relevant Service Information and check the evaporative emissions system for leaks.