...o2 sensor faults after about 2 weeks ecm say o2 sensor is lean then truck will start loading up and will not go when accelerator pedal is pushed. I have replaced all O2 sensors and mass air flow. any ...
O2 sensor bad, intake manifold leaking, or catalytic converter plugged upcheck your o2 data see if one side is reading lean or rich. make sure your short term fuel trim is ok. if your o2 sensor is not
...the Turbo bypass circuit, if so equipped. You can continue to get free scans at Autozone, Advance or Oreilys. The O2 sensor should be replaced or check the wiring for a grounded wire to the O2
...O2 sensor(s). They produce the data that your computer reads. Bad/clogged O2 sensors will trick the ECU into running lean/rich. I would check to see if you have either a vaccum leak or leaky intake ...
O2 sensor. Check the O2 sensor harness connections for shorts or an open harness connection. If the sensor is indeed new, i would be most certain that the harness or connector has failed. Now; the EGR
...was told could be idle speed sensor replaced mass air flo sensor egr valve and all o2 sensors diasonitic codes come up as running to rich on left and right bank yes , sounds like idle control ...
...O2 sensor varies the voltage within a range of about one volt, if the exhaust is rich, down to about .10 volt, if exhaust is lean. The sensor is like an open circuit and produces no voltage, when it ...
1991 chevy c1500 surging and stalling replaced iac valve, tps,egr,pcv,fuel filter,map sensor,temp sensor and throttle body gasket What happens if you unplug the O2 sensor?
...computer, module, map sensor, throttle body,o2 sensor,temp sensor. The truck runs at idle but is very rich and fouls plugs. were the injectors replace? 4.3l engines are know for messed up ...
668 questions posted
Usually answered in minutes!
77 Questions
67 Questions
61 Questions
59 Questions
36 Questions