Toyota Tacoma Problem Report
Toyota Tacoma Check Engine Light With Code P0170
Occasionally, the mass air flow sensor can go lean and set a code P0170 for fuel system lean. This in not an oxygen sensor problem. If there are no vacuum leaks, the mass air flow sensor may need to be replaced. Our technicians remind us to use a factory part because the aftermarket rebuilds are very inconsistent.
Don't buy a new Mass Air a Flow Sensor. Clean the old one. I've cleaned the old one 2 or 3 times now -- still have factory original. Can easily be accessed and cleaned with a Q-tip and rubbing alcohol. - Visitor
just took electrical cleaner to the sensor, worsk fine now. - Visitor
Mine did this. Cleaned it with a can of spray injector cleaner. Warning. Spray softly, mass air flow sensor has very fine wire elements in it that can be damaged. - Visitor
it is showing a P1135 code which is the air fuel sensor where is it located and is hard to re...
Already changed the plugs with Toyota parts and had the system scaned by a machnic. I do have t...
I am thinking of buying a 2001 Tacoma but am seeing lots of "famous 100k check engine" questions. This usually involves failure of the Mass Air Flow (MAF) Sensor and the Air Fuel Ratio Sensor or C...