Four Wheel Drive IWE Electrical Connector Not Equipped – 2020 Ford Expedition & Lincoln Navigator

2020 Ford Expedition

NHTSA ID Number: 10184782 Manufacturer Communication Number: SSM 49418   Summary Some 2020 Expedition/Navigator vehicles built on or after 19-Oct-2020 and equipped with four-wheel drive will keep the integrated wheel end (IWE) hubs engaged under all operating conditions. Although the IWE vacuum solenoid is still present, these vehicles may not be equipped with an electrical connector for …

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Updated Diagnostic Procedure For The Intergrated Wheel End (IWE) System – 2019-2020 Ford F-150/Expedition & Lincoln Navigator

2020 Ford F-150

NHTSA ID Number: 10172986 Manufacturer Communication Number: SSM 48630 Summary SSM 48630 – 2019-2020 F-150/Expedition/Navigator – Updated Diagnostic Procedure For The Intergrated Wheel End (IWE) System Some 2019-2020 F-150/Expedition/Navigator four wheel drive vehicles may exhibit a grinding/clicking/ratcheting noise from front axle area in 2H mode under acceleration or heavy loads. The WSM diagnostic routine for the IWE …

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ONLINE AUTOMOTIVE SERVICE INFORMATION SYSTEM FOR AUGUST 2015

2016 Ford F-Super Duty

NHTSA ID Number: 10074576 Manufacturer Communication Number: 45259   Summary SUMMARY TO BE PROVIDED ON A FUTURE DATE.   5 Affected Products Vehicles MAKE MODEL YEAR FORD ESCAPE 2013-2016 FORD F-750 SD 2015   Message Number Text 45259 2015 F-Super Duty / 2016 Econoline TorqShift6 – High Pitch Whine Or Chirping Or Below 32 Km/h (20 MPH) …

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Electronic Shift On-The-Fly (ESOF) 4WD – Intermittent Grinding Noise While Driving – 2006-2020 Ford F-150, 2003-2020 Ford Expedition & Lincoln Navigator

2020 Ford F-150

NHTSA ID Number: 10222307 Manufacturer Communication Number: TSB 21-2219 Summary Some 2021 F-650/F-750 vehicles built on or before 20-Nov-2020 may exhibit various electrical concerns and/or various illuminated warning lamps with various diagnostic trouble codes (DTCs) present. This may be due to the battery junction box (BJB) wiring harness contacting the coolant reservoir bracket. To correct the condition, …

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4WD – Revised IWE Operation Strategy After Initial Start Up – 2019 Ford F-150 & Expedition & Lincoln Navigator

2019 Ford F-150

NHTSA ID Number: 10163587 Manufacturer Communication Number: SSM 48088 Summary 2019 F-150/Expedition/Navigator 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 …

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