the check engine light came on and I got the follwing codes from my reader
11F5 & 11F6 which are secondary air system flow too low cyl 1-3 & 4-6 what could be the problem?
Thursday, May 15th, 2008 AT 2:35 PM
1 Reply
DOCHAGERTY
MECHANIC
9,601 POSTS
It might be either the vacuum hose to the secondary air injection valve is cracked or the secondary air pump is not up to par. I have seen the pumps set faults even though they seem to run just fine.