Ford Escape: Engine Cooling / Diagnosis and Testing - Cooling Fan Control
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
| Module |
DTC |
Description |
Action |
| PCM |
P0480:00 |
Fan 1 Control Circuit: No Sub Type Information |
GO to Pinpoint Test KN |
Global Customer Symptom Code (GCSC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
| Symptom |
Action |
| Start/Run/Move >
Running >
Overheats >
Always |
GO to Pinpoint Test KN |
| Start/Run/Move >
Running >
Overheats >
Intermittent |
GO to Pinpoint Test KN |
Pinpoint Tests
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PINPOINT TEST KN: VARIABLE SPEED ELECTRIC COOLING FAN MOTOR

 Introduction
Refer to Wiring Diagrams Cell 033 for schematic and connector information.
Normal Operation and Fault Conditions
Refer to the DTC Fault Trigger Conditions.
DTC Fault Trigger Conditions
| DTC |
Description |
Fault Trigger Condition |
| PCM P0480:00 |
Fan 1 Control Circuit: No Sub Type Information |
Sets if the PCM detects the voltage on the fan control variable (FCV) circuit is not within the expected range.
|
Possible Sources
- Cooling fan circuitry concern
- Cooling fan relay
- Cooling fan clutch solenoid
- Cooling fan module (8B658)
- Cooling fan assembly (8C607)
-
PCM (12A650)
|
System Operation
Engine coolant flows primarily from the engine to the radiator circuit
and back to the coolant pump. Coolant is sent from the coolant pump
through the engine block and cylinder heads...
Special Tool(s)
Coolant/Battery RefractometerROB75240 or equivalent
D-Gas Adapter300-OTC014-R1068 or equivalent
Radiator Tester014-R1072 or equivalent
UView® Combustion Leak TesterUVU560000-R
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic prac..
Other information:
Special Tool(s) /
General Equipment
Door Lift
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
LH shown, RH similar.
Open the door.
Remove the check arm bolt.
Torque:
18 lb.ft (25 Nm)
Disconnect the door electrical connectors.
..
Inspecting the Tire for Wear
When the tread is worn down to
one sixteenth of an inch (2 mm),
tires must be replaced to help
prevent your vehicle from skidding
and hydroplaning. Built-in
treadwear indicators, or wear bars,
which look like narrow strips of
smooth rubber across the tread
will appear on the tire when the
tread is worn down to one
sixteenth of an inch (2 mm).
When the tire t..