Voltage should increase and decrease through the entire throttle curve without glitches or hiccups. It is a good idea, regardless of what I'm about to tell you below, to check and make sure everything I mentioned above is in good working order. Exhaust gases must be re-burned in order to improve fuel economy while reducing the amount of vapor expelled into the atmosphere. I scanned it and it came up with the p0488 egr error code. I ran the car for a drive with the egr disconnected and its still throwing up the fault. Long story short, He is getting the P0488 error code.
This is a very simple test to perform less than 5 minutes what the hell, let's do it. Typically, an in-line intake vacuum vacuum control solenoid is provided a voltage signal when the engine is running. Exhaust leaks have a very distinctive sound. Will hopefully get it looked at this weekend and will keep posted as to how it goes. It simply means that the engine computer has noticed that the transmission computer has a dtc in it. Thanks for the quick reply.
Do you know if you can just buy the sensor or would i have to change the whole throttle body? P0301 went away and now about a month later the car is running excellent. I think this code has nothing to do with the egr position sensor on the egr valve but a throttle position sensor somewhere else. Other than the gas cap, I believe all of these items are dealer only. Fuel tank vapor line s is clogged, damaged or disconnected. P0488 Code Description: The catalytic converter has an oxygen sensor in front and behind it.
You could replace parts and never fix the problem. . Favuum leaks are common and may present a hissing noise. It went in to limp mode. Thanks for the quick reply.
Iwas referring to code p0488 and not p0448. What are the symptoms of the P0488 code? YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. P0488 Meaning : p Powertrain Code Problem is related engine, transmission and emissions systems. Fuel tank, fuel filler neck or fuel sending unit 'O' ring is leaking. Do not hesitate to contact a professional technician, even if it is only to inquire about how you can fix the problem on your own. It's been bought to our attention that certain users are spamming new and existing users with links to their own websites.
Symptoms There will likely be no symptoms present when this code is presented. And in some cases, the vehicle may not show any symptoms. I came across an append that talked about P0301 and this poor fellow also had 4 or 5 other codes. The van has been running fine but a couple of weeks ago the glowpug light came on and then a day later the engine management came on with it. Corrosion or resistance in purge connector. Clean or replace as needed. Should you receive such a message, please report this using the 'Report' link you will find at the bottom of the message.
This was the first positive indication of a real problem I found. Then the check engine light will start flashing to give you a number code sequence. Some units contain the solenoid itself, while it is separate on other vehicles. That is why we techs go through years of training on diagnosing the fault codes. However, if it operates, then from the engine and crank the engine.
When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. . However, some drivers may notice reduced fuel economy, hesitation under acceleration and rougher than usual engine operation. This will save you time and stop the same duplicate posts from appearing. Now clear the codes and test drive the vehicle. Not sure how that works.