E36/7 Z3 (1996-2002)
I've been trying to get my Z3 to an emissions test, but I've had a P0456 CEL for a while now. (P0456 = Very small EVAP leak)
I've replaced the gas cap, then replaced the purge valve and tightened the EVAP hoses in the hood, but it still returned after a while. The hard plastic tubing from the...