Cayenne S won't start after filling up gas
After filling up with gas (full tank or alf tank) my Cayenne S only starts after 3 or 4 attempts. It doesn't show any error code. After starting, I have no more problems, untill the next time I fill it up.
Cars & Trucks - Porsche - Cayenne - 2004 Porsche Cayenne
Answers & Comments
I have same problem most of time was filling gas.
will change the evaporator or tank valve this weekend will post the results.
I replaced canister valveand problem gone included all error code p0441, p0445
Test your fuel pump please it might be going out.