1999 Toyota Avalon Q&A

1999 Toyota Avalon Question: replaced the iac valve due to idling problem. the car runs great.

But the car will start irratic idling/stalling every once in a while! like once a week -
Answer 1
YOU MAY HAVE OTHER ISSUES CK AND POSSIBLY CLEAN YOUR THROTTLE BODY THAT MAY HELP. ALSO YOU MAY HAVE COOLANT BLOCKAGE IN SUPPLY OR RETURN LINE AT IAC -
Answer 2
It could be several other things. It needs to be linked into a scan tool that can check over all the PIDs and see what is going on while it is in fault mode. We can take a look at it for you if you would like. Just let us know (919)730-9105 YMTLLC.com -