2005 BMW x5 3.0i with engine code P0442

Question

I already replaced the Gas Cap with an OEM and still get same error code P0442.

I have a 2005 BMW x5 3.0i.

Answer 1

Hi there,

With this code it is best to have a smoke test done to locate the leak in the system. It's a very small leak so in order to not waste money on parts, it's best to have the evap system tested, then do the repair yourself to save some money.

Answer 2

P0442 BMW Code - Evaporative Emission System Leak Detected Small Leak
Read more: https://www.autocodes.com/p0442_bmw.html