P0171 VSU VSU Off & Check Engine
03-04-09, 09:50 AM
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P0171 VSU VSU Off & Check Engine
I have been battling the VSU and VSU off w/check engine for some time. They went back on with code P0171...any thoughts to start?
sorry...on a 1999 ES 300
sorry...on a 1999 ES 300
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