It's a 90 degrees out every day. The light came on and the code read- rich mixture problem. There isn't any gas smell from the air filter. I bought a new gas cap. May have to get new o2 sensors. The intake housing coupling (the accordion one)cracked and was repaired with black silicone.
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2000 Toyota 4Runner Question: Why would a cold idle speed be 1500rpm when it's hot outside?
Answer #1Greg's Orange Auto (15188 Answers) , Orange, CA - (714) 361-9386globalhelper September 26, 2013, 09:15Master
what are your eng codes?
Replywarm grey, September 26, 2013, 11:15Rookie
air/fuel mix system rich (bank 1)
1.injector or fuel pressure regulator leakage
2.faulty MAF/VAF sensor
4.Faulty H02S/AF sensor
I just had valve cover gaskets and ignition coils installed. Thank You for your help.
Replyglobalhelper, September 26, 2013, 13:39Master
reurn and ask if they could have left something unplugged or connected wrong