Power Transfer Unit (PTU) - Manual Transaxle

WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Power Transfer Unit (PTU) Components - Manual Transaxle

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Courtesy of FORD MOTOR CO.

Item	Part Number	Description
1	33100-3A310	Power transfer unit (PTU)
2	32155-3A310	PTU-to-transaxle nuts (2 required)
3	-	PTU stud
4	33315-3A310	PTU-to-transaxle bolts (2 required)

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING AND LIFTING article.
Remove the drain plug and drain the transaxle fluid.

Fig 2: Transaxle Drain Plug

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Remove the driveshaft. For additional information, refer to DRIVESHAFT article.
Remove the 4 bolts and the crossmember brace.

Fig 3: Crossmember Brace Bolts

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Remove the 2 power transfer unit (PTU)-to-transaxle bolts.

Fig 4: Power Transfer Unit (PTU)-To-Transaxle Bolts

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Remove the 2 PTU-to-transaxle nuts.

Fig 5: Power Transfer Unit (PTU)-To-Transaxle Nuts

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Using a suitable stud remover, remove the front stud.

Fig 6: Front Stud

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Pull the PTU outward, off the rear stud. Maneuver the PTU away from the exhaust and remove from the vehicle.

Fig 7: Power Transfer Unit

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If necessary, clean the threads of the front stud.

Fig 8: Cleaning Front Stud Threads

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Remove and discard the O-ring seal.

Fig 9: O-Ring Seal

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