What causes a Mazda 3 to throw EGR code?
For instance, if the motor is not running well enough to create sufficient vacuum to operate the EGR valve, than P0401 will often be thrown. Sensor Issue – The Differential Pressure Feedback- EGR sensor can go faulty and cause the EGR valve to stop operating properly and throw the code.
Why is my EGR not working on my Acura MDX?
Vacuum Issues – The EGR valve relies on engine vacuum to operate. So, if you are encountering P0401 and other codes, the P0401 may be a symptom of larger problems. For instance, if the motor is not running well enough to create sufficient vacuum to operate the EGR valve, than P0401 will often be thrown.
What causes the p0401 code on a Mazda 3?
Diagnosing what is causing the P0401 code in the 3 is typically not very tricky. Here are the most common causes: Blocked EGR Tube – The tube that carries the exhaust gases back to the motor may clog up over time. Alternatively, it can become bent or kinked. This is especially true if you are experiencing P0401 right after doing some engine work.
Why is the EGR not working on my Chevy Colorado?
Here are the most common causes: Blocked EGR Tube – The tube that carries the exhaust gases back to the motor may clog up over time. Alternatively, it can become bent or kinked. This is especially true if you are experiencing P0401 right after doing some engine work. Check the tube and see if it is cracked, clogged or otherwise damaged.
What is the Check Engine light for a Mazda Protege?
2000 mazda protege: my check engine light is for p0171 and p0401. I was told my check engine light is for P0171 and P0401. I have a 2000 mazda protege.
What would cause a poo90 engine code on a 2003 Mazda Protege?
What would cause a POO90 engine code on a 2003 Mazda Protege… I have a 2003 Protege 5. The CEL came on with a p0300 code. i have a 2003 Protege 5. The CEL came on with a p0300 code. it stutters and shakes at idle, only goes away if i flip in neutral and rev. it also will … read more
Is the EGR valve on a Ford Smax safe?
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