EGR P0400, P0401- P0409 Diagnosis+Understanding Pt3
![](https://i.ytimg.com/vi/AVC8qBwQlRw/mqdefault.jpg)
24:57
EGR P0400, P0401- P0409 Diagnosis+Understanding Pt1
![](https://i.ytimg.com/vi/te_kapz-fj4/mqdefault.jpg)
22:30
How to test an electronic EGR valve (GM P1406 case study)
![](https://i.ytimg.com/vi/z3ob7cqOtXY/mqdefault.jpg)
17:29
EGR P0400, P0401- P0409 Diagnosis+Understanding Pt2
![](https://i.ytimg.com/vi/TCFziVFkOt4/mqdefault.jpg)
13:24
Ford 6.0L Powerstroke: EGR Valve Cleaning Procedure P0401 P0402 P0404
![](https://i.ytimg.com/vi/bxdwzlrRc8U/mqdefault.jpg)
18:43
AFM vs. MAF vs. MAP - Air flow SENSORS - HOW they WORK and how they DIFFER from each other
![](https://i.ytimg.com/vi/GDfxNHsPLCU/mqdefault.jpg)
26:07
P0405 EGR Sensor A Circuit Low (failed DPFE sensor)
![](https://i.ytimg.com/vi/aj5stzqpn1s/mqdefault.jpg)
13:58
Wells TechConnect Ep. 18 -- What Happens when an EGR Valve Sticks Open?
![](https://i.ytimg.com/vi/stkF8EVM14M/mqdefault.jpg)
25:26