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Toyota po171 lean malfunction
Posted to Technical Tips Forum on 1/7/2003 3 Replies

I have run accross 7 of these in the last year, all hot wire air mass meter equipped. Have been able to fix all with a simple cleaning of the sensor wire with a q-tip and parts cleaner (sprayed on the q-tip not the sensor!) Just unplug the sensor, remove the t... Login to read more.

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