Ford Escape: Transmission Cooling - Automatic Transmission – HF45 / Diagnosis and Testing - Transmission Cooling
Principles of Operation
Inspection and Verification
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Verify the customer concern by operating the vehicle to duplicate the condition.
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If the inspection reveals an obvious concern(s) that can be readily identified, repair as necessary.
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Install new components if a transmission fluid leak is found in any of the transmission cooling components.
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If the cause is not visually evident, verify the symptom and refer to the Symptom Chart.
Symptom Chart
Symptom
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Action
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GO to Pinpoint Test A
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Pinpoint Tests
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PINPOINT TEST A: TRANSMISSION OVERHEATING
Normal Operation and Fault Conditions
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Plugged or damaged transmission fluid cooler or transmission fluid cooler tubes
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Inspect the transmission fluid cooler
and the transmission fluid cooler tubes for damage or plugging. INSTALL
new components as necessary.REFER to: Transmission Fluid Cooler Tubes
(307-02B Transmission Cooling - Automatic Transmission – HF45, Removal
and Installation).
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Active grille shutter stuck in closed position
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Resolve any faults with the active grille shutter. REFER to: Active
Grille Shutter (501-02 Front End Body Panels, Diagnosis and Testing).
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System leaks
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Inspect transmission fluid cooler and
transmission fluid cooler tubes for leaks. SERVICE as required.
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Internal transmission concerns
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Inspect the transmission fluid pump and filter assembly. REFER to:
Transmission (307-01B Automatic Transmission - Automatic Transmission –
HF45, Disassembly).
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Inspect internal transmission components for indications of
overheating. REFER to: Transmission (307-01B Automatic Transmission -
Automatic Transmission – HF45, Disassembly).
REFER to: Transmission Case Cover (307-01B Automatic Transmission - Automatic Transmission – HF45, Removal and Installation).
Possible Sources
- Damaged transmission cooler or cooler tubes
- Inoperative active grille shutter
- Transmission fluid leak
- Internal transmission components
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Diagnostic steps are not provided for this symptom or
DTC. REFER to: Diagnostic Methods (100-00 General
Information, Description and Operation). |
Overview
The transmission fluid cooling system consists of the following:
Transmission fluid cooler tubes
Transmission fluid cooler
Transmission fluid auxiliary pump
Transmission fluid auxiliary pump inlet tube
This
vehicle is equipped with an external transmission fluid cooler...
Special Tool(s) /
General Equipment
Transmission Cooling System Heated Flusher
Materials
Name
Specification
Motorcraft® MERCON® ULV Automatic Transmission FluidXT-12-QULV
WSS-M2C949-A, MERCON® ULV
Activation
NOTE:
Use transmission fluid specified for this
transmission...
Other information:
Special Tool(s) /
General Equipment
204-161
(T97P-1175-A)
Installer, HalfshaftTKIT-1997-LM2TKIT-1997-F/FM2TKIT-1997-FLM2
205-D070
(D93P-1175-B)
Remover, Front Wheel Hub
Tie Rod End Remover
Removal
Remove the wheel and tire...
Manual Park Release - Gasoline
What Is Manual Park Release
Manual park release is used to move your
transmission from the park (P) position in
the event of an electrical malfunction or
emergency.
Manual Park Release Precautions
WARNING: When doing this
procedure, you need to take the
transmission out of park (P) which
means your vehicle can roll freely...