P1408 Diagnostic Trouble Code Discussion for March 2004
Manifold Absolute Pressure Sensor Signal Performance
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| Help Request | Posted | |
| 1999 Lincoln Navigator 5.4L Hesitation, Misfire VIN: 1MRU27L1XL P1408: EGR System. Thank you, in advance. Customer came in for plugs. Service writer did not ask why. I put the plugs in recommended maint. items and drove it. Seemed fine. 2 Days later customer comes in "it still runs bad, and light is on!" The code was egr flow. Diaph... |
March 11, 2004 | |
| 1998 Ford Contour GL 2.5L MIL Lamp on VIN: 1FAFP65L9W P1408: EGR flow out of self test range. ... EGR system problem. Vehicle runs fine hot or cold. Check engine light on was original complaint. So after breaking out the red brick we got a code 1131, 1408, 0133, 0401, 0402, 1519. Man isn't this looking like fun. Cleared codes and retested. Code P1131, ... |
March 23, 2004 |
