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2012 Ford F-250 Super Duty King Ranch 6.2L Failed E-test
Posted to Ford Driveability on 4/17/2013 9 Replies

The trucks continuous fuel monitor is not ready. Only code is p1639. I suspect tuner tampering but no info available. Reflashed computer with no help. evap egr misfire comprehensive were ready before I reset the [...] KAM reset, tried misfire reset to no avail...

9 Replies Received (View Replies)

  Related Documents & Media  2012 Ford F-250 Super Duty King Ranch

 
Message Closed w/FIX

car Vehicle Data

2012 Ford F-250 Super Duty King Ranch

VIN 1FT7W2B69C
Engine6.2 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / efi
EmissionsOBD-II Compliant
SymptomsFailed E-Test

Trouble Codes

P1639TCM Internal - CAN 2 RAM Performance
Message Closed w/FIX

car Vehicle Data

2012 Ford F-250 Super Duty King Ranch

VIN 1FT7W2B69C
Engine6.2 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / efi
EmissionsOBD-II Compliant
SymptomsFailed E-Test

Trouble Codes

P1639TCM Internal - CAN 2 RAM Performance