P1479 2011 Ford Fusion Code - High Fan Control Primary Circuit
Quick Answer
Monitors the High Fan Control (HFC) primary circuit output from the Powertrain Control Module (PCM). Common causes include Faulty Cooling Fan, Cooling Fan harness is open or shorted, Cooling Fan 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
- P1479 2011 Ford Fusion indicates High Fan Control Primary Circuit.
- Common causes
- Common causes include Faulty Cooling Fan, Cooling Fan harness is open or shorted, Cooling Fan 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.
Code P1479 2011 Ford Fusion Description
What are the Possible Causes of the DTC P1479 2011 Ford Fusion?
- Faulty Cooling Fan
- Cooling Fan harness is open or shorted
- Cooling Fan circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How to Fix the DTC P1479 2011 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 P1479 2011 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.
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Frequently Asked Questions about P1479 2011 Ford Fusion Code
1. What does the OBDII code P1479 mean in a 2011 Ford Fusion?
P1479 indicates an issue with the high-speed fan control primary circuit, meaning the engine cooling fan's high-speed function is not operating correctly.
2. What are the common symptoms of code P1479 in a 2011 Ford Fusion?
Symptoms include engine overheating, the cooling fan not running at high speed, or the air conditioning system performing poorly.
3. What causes the P1479 code to appear?
Common causes include a faulty cooling fan relay, a damaged fan motor, wiring issues in the fan control circuit, or a malfunctioning PCM (Powertrain Control Module).
4. Can I drive my 2011 Ford Fusion with a P1479 code?
It’s not recommended, as the cooling fan may not function properly. This could lead to engine overheating and potential engine damage.
5. How do I diagnose a P1479 code in my Ford Fusion?
Start by inspecting the cooling fan relay, wiring, and connectors for damage or corrosion. Use a multimeter to test the fan motor and control circuit for continuity.
6. How do I fix the P1479 code on a 2011 Ford Fusion?
Repairs may involve replacing a faulty cooling fan relay, repairing damaged wiring, replacing the cooling fan motor, or reprogramming the PCM if needed.
7. What tools are needed to troubleshoot the P1479 code?
You’ll need an OBDII scanner, a multimeter, and basic hand tools to check electrical connections and components.
8. Is the P1479 code related to the air conditioning system?
Yes, a malfunctioning high-speed cooling fan can affect the air conditioning system's performance, especially in hot weather.
9. How much does it cost to repair a P1479 code?
Costs can vary depending on the issue. Replacing a cooling fan relay or motor typically ranges from $100 to $400, plus labor.
10. Can a P1479 code be cleared without repairs?
Clearing the code without addressing the root cause may result in the code returning. Proper diagnosis and repair are necessary to resolve the issue.
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