Symptom Chart
WARNING: This page is about a different variant/trim than selected.
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in
SERVICE INFORMATION
for information about these practices.
SYMPTOM CHART
| Condition |
Possible Sources |
Action |
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- Tire inflation pressure
- Tire and wheel size
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- MAKE SURE all tires and wheels are the same size and brand and the inflation pressures are correct.
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- OPERATE the vehicle in all gears. If there is noise in the transmission in NEUTRAL, or in some gears and not in others, REMOVE and REPAIR the transmission. Refer to the appropriate Automatic Transmission
for the procedure. If there is noise in all gears, INSTALL a new PTU. REFER to POWER TRANSFER UNIT (PTU) - 3.5L or POWER TRANSFER UNIT (PTU) - 3.5L GTDI .
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- Leaking fluid from the PTU vent
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- Leaking automatic transmission fluid
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- PTU intermediate shaft seal
- PTU compression seal
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- Leaking gear lubricant from the seals
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- The PTU vent is plugged (located on top of the PTU)
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- Vehicle has no or inadequate torque at rear wheels
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- Vehicle binds in a turn or resists turning/pulsates or shudders in a straight line
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