3.3L FHEV – Coolant Leak At High Voltage Battery Coolant Cooler Outlet Hose – 2022 Ford Explorer

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NHTSA ID Number: 10239631

Manufacturer Communication Number: TSB 23-2187

Summary

Some 2022 Explorer vehicles equipped with a 3.3L full hybrid electric vehicle (FHEV) engine and built on 12-Jul-2022 and through 31-Oct-2022 may exhibit a coolant leak at the high voltage (HV) battery coolant cooler outlet hose. This may be due to the HV battery coolant cooler outlet hose contacting the bottom pulley of the accessory drive belt tensioner. To correct the condition, follow the Service Procedure to replace the damaged hose and install a cable tie.

 


Model:

FordeBay

2022 Explorer

Engine: 3.3L FHEV
Built on 12-Jul-2022 and through 31-Oct-2022

 

Issue: Some 2022 Explorer vehicles built on 12-Jul-2022 and through 31-Oct-2022 and equipped with a 3.3L full hybrid electric vehicle (FHEV) engine may exhibit a coolant leak at the high voltage (HV) battery coolant cooler outlet hose. This may be due to the HV battery coolant cooler outlet hose contacting the bottom pulley of the accessory drive belt tensioner. To correct the condition, follow the Service Procedure to replace the damaged hose and install a cable tie.

Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria:

  • 2022 Explorer
  • Built on 12-Jul-2022 and through 31-Oct-2022
  • 3.3L FHEV engine
  • Coolant leak from the HV battery coolant cooler outlet hose

 

Parts

Service Part NumberQuantityDescriptionUnit of IssuePiece Quantity
WA-14-SBA 3.3L FHEV - Coolant Leak At High Voltage Battery Coolant Cooler Outlet Hose - 2022 Ford Explorer | small light1Cable Tie501
P1MZ- 8286-B1High Voltage Battery Coolant Cooler Outlet Hose11
HL3Z-19B596-AeBay1A/C O-ring Kit11
DS7Z-19B596-A 3.3L FHEV - Coolant Leak At High Voltage Battery Coolant Cooler Outlet Hose - 2022 Ford Explorer | small light1A/C O-ring Kit11
VC-13-G 3.3L FHEV - Coolant Leak At High Voltage Battery Coolant Cooler Outlet Hose - 2022 Ford Explorer | small lightAs NeededMotorcraft® Yellow Concentrated Antifreeze/Coolant (All Markets Except Canada)
CVC-13-GeBayAs NeededMotorcraft® Yellow Concentrated Antifreeze/Coolant (Canada Only)

Quantity refers to the amount of the service part number required to repair the vehicle.

Unit of Issue refers to the number of individual pieces included in a service part number package.

Piece Quantity refers to the total number of individual pieces required to repair the vehicle.

As Needed indicates the amount of the part may vary and/or is not a whole number. Parts can be billed out as non-whole numbers, including less than 1.

 

Service Procedure

1. Remove the cooling module. Refer to Workshop Manual (WSM), Section 303-03D.

2. Replace the HV battery coolant cooler outlet hose.

3. Secure the HV battery coolant cooler outlet hose to the HV battery coolant pump outlet hose using a cable tie to keep hose away from the bottom pulley of the accessory drive belt tensioner. (Figures 1-2)

Figure 1

 

Figure 2

 

4. Reassemble the vehicle.

5. Fill and bleed the cooling system. Refer to WSM, Section 303-03D.

 


1 Affected Product

Vehicle

MAKEMODELYEAR
FORDeBayEXPLORER2022

 


1 Associated Document

Manufacturer Communications

23-2187
17 July 2023

MC-10239631-0001.pdf 152.652KB

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  • 50/50 mixture of coolant and distilled water provides freeze protection down to -34°F (-37°C) and boiling protection up to 265°F (129°C)
  • Do not mix different colors or types of coolant in your vehicle
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Genuine Ford Fluid VC-7DIL-B Gold Pre-Diluted Antifreeze/Coolant - 1 Gallon
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  • Do not mix different colors or types of coolant in your vehicle
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  • Provides year-round antifreeze, anti-boil and corrosion protection
  • A 50/50 mixture of coolant and distilled water provides freeze protection down to -34°F (-37°C) and boiling protection up to 265°F (129°C)
  • Do not mix different colors or types of coolant in your vehicle
  • Contains a bittering agent
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  • High-quality additives protect against leaks and won’t harm gaskets, hoses, plastics or original vehicle finish
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  • High-quality additives protect against leaks and won’t harm gaskets, hoses, plastics or original vehicle finish
  • Yellow concentrate formula should be mixed with clean tap water or demineralized water at 50/50 ratio for temperatures -34 to 265F; 60/40 for -62 to 270F; and 70/30 for -84 to 267F
  • 5 year/150,000 mile guarantee protects against engine failure caused by freeze-ups or boil-overs
Bestseller No. 10
PEAK OET Extended Life Gold 50/50 Prediluted Antifreeze/Coolant for North American Vehicles, 1 Gal.
  • 1 GALLON ENGINE ANTIFREEZE/COOLANT: Fully compatible with other extended life antifreeze/coolants. This item contains a bittering agent called Denatonium Benzoate.
  • PROTECTS: Advanced formulation prevents rust & corrosion protecting all engine cooling system components
  • DESIGNED FOR NORTH AMERICAN VEHICLES: Recommended for use with FordeBay and Chrysler vehicles that require Gold hybrid organic acid technology (HOAT) formula
  • GUARANTEED: When installed as part of a complete flush and fill, PEAK guarantees this coolant will provide service life protection of up to 150,000 miles or 5 years.
  • 50/50 PREDILUTED FOR QUICK TOP OFFS: Already prediluted to make topping off your cooling system a breeze

 


Last update on 2025-03-18 / Affiliate links / Images from Amazon Product Advertising API


 

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