Transmission (Red) or Power Transfer Unit (PTU) (Brown) Fluid Leaks at Axle Area on Ford Flex

Submitted by Andy Y · Apr 1, 2025
Published by RepairPal

Problem overview

A leaking axle shaft seal and / or PTU cover seal can cause transmission (red) or Power Transfer Unit (PTU) (brown) fluid leaks at the axle area. The axle shaft seal and / or PTU cover seal may be leaking and should be replaced as required.

58 people reported this problem
23 comments
Schedule Repair

Ford Flex vehicles with this problem

Average mileage: 94,988 miles
(35,800 - 240,000)

Search for another problem

RepairPal Car Genius

Ask our experts about your Ford.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts