2004 Clubsport VY

[Basil Couter]

In wet weather engine sometimes runs on four or six cylinders. Clears itself eventually. Been doing off and on for two years.
Not o2 sensor related. Can happen on day after going through car wash. Any ideas?

 

[richardpalinkas]

Coil could be getting wet, plugs could get wet, leads could also. Might help to replace plugs and leads and then see what happens