4WD – Electronic Shift On-The-Fly (ESOF) Diagnostic Tips – 2019-2020 Ford F-150

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NHTSA ID Number: 10181869

Manufacturer Communication Number: SSM 49099

 

Summary

2019-2020 F-150 vehicles equipped with four-wheel drive (4WD) have a revised transfer case control module (TCCM) strategy that will affect integrated wheel end (IWE) operation after initial start-up. The TCCM will not energize the solenoid to supply vacuum to the IWEs after the initial key cycle and a driven gear is selected. The IWEs will remain engaged for 0.8 km (0.5 mi) when the temperature is above 0 deg C (32 deg F) and 3 km (2 mi) when below 0 deg C (32 deg F). The strategy changes were implemented to improve vacuum supply management and axle warm up in cold temperatures. The engine must run for a minimum of 5 minutes to build sufficient vacuum before performing any vacuum related testing. Refer to the Workshop Manual (WSM) Section, 307-08A > Four-Wheel Drive Systems > System Operation and Component Description for additional information.

 

2 Affected Products

Vehicle

MAKE MODEL YEAR
FORD F-150 2019-2020

 

 

 


Vehicles:
2019-2020 F-150 (P552) (FC)

Symptom Code:
400000 ENGINE
497000 ENGINE NOISE CONCERNS
499000 ENGINE BASIC ENGINE
500000 DRIVELINE
508000 DRIVELINE TRANSFER CASE CONCERNS
597997 DRIVELINE NOISE CONCERNS
700000 NOISE AND VIBRATION
702000 NVH OTHER NOISE CONCERNS
702100 NVH NOISE CONCERN — FRONT
702300 NVH NOISE CONCERN — PASSENGER COMPARTMENT

 


1 Associated Document

Manufacturer Communications

SSM 49099: 2019-2020 F-150 – 4WD – Electronic Shift On-The-Fly (ESOF) Diagnostic Tips

https://www.nhtsa.gov/recalls?nhtsaId=10181869

MC-10181869-0001.pdf 161.589KB

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4x4 4WD E-Locker Override Control Switch Knob Compatible with 2009-2014 Ford F-150 Replacement for AL3Z-14B166-BA
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  • Ensure Fit - 2009-2014 Ford F150 normally installed on SVT raptor models and other similar trims for vehicles with electronic locking differential with hill descent control with electric transfer case.
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KUSATEC 515079 Front Wheel Bearing and Hub Assembly Compatible with for Ford F-150 4WD 4x4 2005-2008, Lincoln Mark LT 2006 2007 2008, 6 Lug
  • 【Compatibility Vehicle】 515079 Wheel Bearing and Hub Assembly Replacement for 2005 for Ford F-150(Front;4WD; 6 Stud),2006-2008 for Ford F-150(Front;4WD;6 Stud),2006-2008 Lincoln Mark LT(Front;4WD;6 Stud)
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Last update on 2024-04-18 / Affiliate links / Images from Amazon Product Advertising API

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