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:
Locating the Under Hood Fuse Box
Accessing the Under Hood Fuse Box
Pull the latch toward you and remove
the top cover.
Pull the connector lever upward.
Pull the connector upward to remove
it.
Pull both latches toward you and
remove the fuse box.
Turn the fuse box over and open the
lid.
Identifying the Fuses in the Under Hood Fuse Box
..
Special Tool(s) /
General Equipment
303-096
(T74P-6150-A)
Installer, Camshaft Front Oil SealTKIT-2009TC-F
303-409
(T92C-6700-CH)
Remover, Crankshaft SealTKIT-1992-FH/FMH/FLMHTKIT-1993-LMH/MH
303-507Timing Peg, Crankshaft TDCTKIT-2001N-FLMTKIT-2001N-ROW
Removal
Remove the crankshaft pulley.
Refer to: Crankshaft Pulley (303-01C Engine, Removal and Installat..