Bank 1 running lean?

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12-30-2009, 03:53 PM

Tadyswoows

1st Gear

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Join Date: Aug 2006

Posts: 20

Bank 1 running lean?

So i got a check engine light i ran the code it came up with 4488 which is bank 1 mixture adaption system lean does anyone know any solutions to this problem?

Thanks

01-01-2010, 02:47 PM

achTTung

5th Gear

Join Date: Sep 2005

Location: Colchester, VT

Posts: 6,678

start by checking for vacuum leaks. too lean means too much air.

01-02-2010, 07:07 PM

Tadyswoows

1st Gear

Thread Starter

Join Date: Aug 2006

Posts: 20

Alright I have the day off tomorrow so i plan on trying to solve this little issue thanks for the tip!

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