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1998 Ford Taurus SHO 3.4L MIL Lamp on
Posted to Ford Driveability on 7/12/2007 12 Replies

Taurus came in w/code P0401. Great, we replaced the DPFE sensor and cleared the codes. Test drove with no probs or concerns. Cust came back with 1 hose off the DPFE, reattached and released. Came back 2 weeks later with P0401. Dpfe voltage sitting at 1.06 volt...

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car Vehicle Data

1998 Ford Taurus SHO

VIN 1FAFP54N0W
Engine3.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently
Misc.Sho

Trouble Codes

P0401EGR System Insufficient Flow Detected
Message Closed

car Vehicle Data

1998 Ford Taurus SHO

VIN 1FAFP54N0W
Engine3.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently
Misc.Sho

Trouble Codes

P0401EGR System Insufficient Flow Detected