AutoCodes – Ford – P0528 2007 Ford Fusion

P0528 2007 Ford Fusion Code - Fan Speed Sensor Circuit No Signal

Quick Answer

The Powertrain Control Module (PCM) uses the Fan Speed Sensor (FSS) input to monitor the cooling fan clutch speed. Common causes include Faulty Fan Speed Sensor (FSS), Fan Speed Sensor harness is open or shorted, Fan Speed Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0528 2007 Ford Fusion indicates Fan Speed Sensor Circuit No Signal.
Common causes: Common causes include Faulty Fan Speed Sensor (FSS), Fan Speed Sensor harness is open or shorted, Fan Speed Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 2,714

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 23, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0528 2007 Ford Fusion Description

The Powertrain Control Module (PCM) uses the Fan Speed Sensor (FSS) input to monitor the cooling fan clutch speed. If the indicated fan speed is lower than the calibrated value during the Key On Engine Running (KOER) self-test, the Diagnostic Trouble Code (DTC) is set.

OBDII Code P0528 2007 Ford Fusion - Fan Speed Sensor Circuit No Signal - AutoCodes.com — P0528 2007 Ford Fusion Code - Fan Speed Sensor Circuit No Signal

What does this mean?

What are the Possible Causes of the DTC P0528 2007 Ford Fusion?

Faulty Fan Speed Sensor (FSS)
Fan Speed Sensor harness is open or shorted
Fan Speed Sensor circuit poor electrical connection
Faulty Cooling Fan Assembly
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0528 2007 Ford Fusion?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0528 2007 Ford Fusion code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0528 2007 Ford Fusion code?

Need more information on how to fix the P0528 2007 Ford Fusion code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0528 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P0528 in a 2007 Ford Fusion?

- The common symptoms include the cooling fan running at high speed constantly, the cooling fan not turning on at all, and the vehicle overheating.

2. What can cause the OBDII code P0528 to trigger in a 2007 Ford Fusion?

- The code P0528 is triggered when the Engine Control Module (ECM) detects a lack of signal from the fan speed sensor circuit in the cooling system of the vehicle.

3. How can I diagnose the Fan Speed Sensor Circuit No Signal issue in my 2007 Ford Fusion?

- Diagnosing the issue involves checking the fan speed sensor, wiring connections, and the cooling fan relay for any faults or loose connections. It may require using a multimeter to test for continuity and proper voltage.

4. Can a faulty cooling fan itself cause the P0528 code in a 2007 Ford Fusion?

- Yes, a faulty cooling fan can cause the P0528 code to trigger if it is not sending the proper signal to the ECM through the fan speed sensor circuit.

5. What are some repair tips for addressing the Fan Speed Sensor Circuit No Signal problem in a 2007 Ford Fusion?

- Repair tips include checking and cleaning the fan speed sensor connector, ensuring proper wiring connections, replacing the fan speed sensor if needed, and testing the cooling fan relay for functionality.

6. Is it safe to continue driving my 2007 Ford Fusion with the P0528 code present?

- It is not recommended to drive the vehicle with the P0528 code present, as it can lead to potential overheating issues and damage to the engine components.

7. Can resetting the OBDII code P0528 in a 2007 Ford Fusion temporarily fix the issue?

- Resetting the code may temporarily turn off the Check Engine Light, but if the underlying issue causing the P0528 code is not resolved, it is likely to reappear.

8. How much should I expect to pay for repairing the Fan Speed Sensor Circuit No Signal problem in a 2007 Ford Fusion?

- The cost of repairing the issue can vary depending on the exact cause and required repairs, but it may range from $100 to $300, including parts and labor.

9. Can a DIY enthusiast fix the Fan Speed Sensor Circuit No Signal problem in a 2007 Ford Fusion?

- While some basic troubleshooting and repairs can be done by a DIY enthusiast, diagnosing and fixing electrical issues like the P0528 code may require advanced tools and expertise, so professional assistance is recommended.

10. Will replacing the cooling fan assembly solve the P0528 code issue in a 2007 Ford Fusion?

- Replacing the cooling fan assembly may resolve the issue if the fault lies within the fan itself, but it is essential to diagnose the specific cause of the P0528 code before proceeding with any repairs.