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
.jpg)
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:
Engine Information
NOTE:
When repairing engines, all parts must be contamination
free. If contamination/foreign material is present when repairing an
engine, premature engine failure may occur.
NOTE:
Specifications show the expected minimum or maximum
condition. Refer to the appropriate section in Group 303 for the
specifications.
NOTE:
If a component fails to meet the specificati..
Removal
WARNING:
The following procedure prescribes critical repair steps
required for correct restraint system operation during a crash. Follow
all notes and steps carefully. Failure to follow step instructions may
result in incorrect operation of the restraint system and increases the
risk of serious personal injury or death in a crash.
NOTE:
Removal steps in this procedure ..