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:
Removal
Remove the front door scuff plates.
Refer to: Front Scuff Plate Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Remove the front seats.
Refer to: Front Seat (501-10A Front Seats, Removal and Installation).
Remove the floor console.
Refer to: Floor Console (501-12 Instrument Panel and Console, Removal and Installation).
..
Special Tool(s) /
General Equipment
Interior Trim Remover
Removal
NOTE:
LH (left hand) shown, RH (right hand) similar.
Upper and lower B-pillar trim panels
Remove the front scuff plate trim panel.
Refer to: Front Scuff Plate Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Remove the rear scuff plate trim panel.
Refer to:..