Lincoln Corsair: Engine Cooling - 2.0L EcoBoost (177kW/240PS) – MI4 / 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

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
WARNING:
Before beginning any service procedure in this section,
refer to Safety Warnings ..
Other information:
Use oil and fluid that meets the defined
specification and viscosity grade.
If you do not use oil and fluid that meets the
defined specification and viscosity grade, it
could result in:
Component damage that your vehicle
warranty does not cover.
Longer engine cranking periods.
Increased emission levels.
Reduced engine performance.
Reduced fuel economy.
Reduced brake performance.
Air C..
Special Tool(s) /
General Equipment
Interior Trim Remover
Inspection
Inspect the body-to-liftgate door dimensions.
Open the liftgate.
Position aside the liftgate opening weather strip.
Release the tabs and remove the liftgate striker cover.
Use the General Equipment: Interior Tri..