3d_design Posted March 24, 2019 Report Share Posted March 24, 2019 E46 petrol 1.8i,have replaced the ccv valve, drives perfect, but if driving a while, then in heavy traffic or sitting idling for a while, then smokey for a few miles when pulling away again. Once the smoke clears its grand. Any idea of what's up Link to comment Share on other sites More sharing options...