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2006 Mazda MPV with P2227 and P2144 Codes: EGR Valve and MAP Sensor Replacement Didn't Fix Issue

Model: 06 MPV Fault Code: P2144 Posted: 2019-05-24 01:54

Last week, I retrieved two diagnostic trouble codes—P2227 and P2144—from my 2006 Mazda MPV. I replaced both the EGR valve and what I believed was the MAP sensor, as the P2227 code is often associated with barometric pressure sensors. However, after these replacements, the codes persist. Based on online forums, it appears that P2227 may be directly influencing the appearance of P2144 related to EGR system performance. I’m now considering disconnecting the sensor connector and splicing a new one in place as a temporary fix. However, I’d like expert advice before proceeding—especially since the vehicle still exhibits intermittent check engine light activation and poor idle behavior during cold starts. Any insights or confirmed solutions for this specific combination of codes on a 2006 Mazda MPV would be greatly appreciated.

Related fault codes
P2144P2227
Comments (5)
Anonymous 2020-01-15 18:11

I've encountered the same issue with my 2005 Mazda MPV. The check engine light triggered a P2144 code, leading me to replace the EGR valve. Afterward, a P2227 code appeared. I replaced the MAP sensor, and for about 10 miles everything seemed normal—then the check engine light returned with a P214-4 code again. No visible vacuum leaks or wiring issues were found.

Anonymous 2021-04-15 21:42

I'm experiencing identical codes on my vehicle and notice it fails to hold idle during cold starts. Any suggestions for troubleshooting this behavior?

Anonymous 2021-04-16 10:10

A more experienced mechanic diagnosed the root cause: a faulty EGR Control Valve Solenoid. Replacing that component resolved both P2144 and P2227 codes. The original EGR valve and MAP sensor were actually functioning properly. Afterward, I had to complete a formal drive cycle—specifically outlined in an online document titled 'MA000 Mazda Reference'—to pass the catalytic converter monitoring before smog certification. Simply driving over 200 miles wasn't sufficient; the full drive cycle was required.

Anonymous 2022-02-17 11:35

It's important to verify which components have been replaced, as this helps identify whether the issue lies in sensor accuracy or actuator function.

Anonymous 2022-02-17 12:28

In my case, the root cause was a defective EGR Control Valve Solenoid. Replacing it eliminated both P2144 and P2227 codes permanently.