the engine computer (PCM) turns the "Check Engine" light (MIL) ON and sets the trouble code P0171 - System Too Lean for Bank 1 and (or) P0174 - System Too Lean Bank 2, depending on which cylinder bank is affected. The PCM also stores the ...
Code P0171 relates to the first bank of an engine. The code indicates that the air-to-fuel ratio is running too lean — something that can happen for various reasons. To see the P0171 code, you’ll need a diagnostic scanner. Otherwise, you’ll see a check engine light illuminating the...
So this engine code article applies to Toyota, Chevrolet, Ford, Nissan, Honda, GMC, Dodge, etc.Basically this means that an oxygen sensor in bank 1 has detected a lean condition (too much oxygen in the exhaust). On V6/V8/V10 engines, Bank 1 is the side of the engine that has ...
So I replaced the muffler system and the code has been popping up all too often. That code means the engine is running too lean. OK, so the list of diagnostic areas to test out is about 15 pages long and I have it in hand... Been going through the list with zero success. ...
2 weeks ago starting smelling a burning smell from engine had it checked out and was informed the valve cover gasket is leaking, ok can fix that. 2 days later check engine light popped throwing the above codes. Advance said Ignition coil and sparks (thought might be to easy to be ...
I'm assuming it is a V-6. I don't know of a recall. Most likely intake gasket or PCV hose at the PCV under the intake. If someone washed the engine they got water in the sparkplug tubes and had to remove the intake to get at the back plugs (or they were doing something else...