P0118 2011 Ford Fusion Code - Engine Coolant Temperature Sensor Circuit High
Quick Answer
The Engine Coolant Temperature (ECT) sensor is used to detect the engine coolant temperature. Common causes include Low engine coolant level, Faulty engine coolant thermostat, Faulty Engine Coolant Temperature (ECT) Sensor or Cylinder Head Temperature (CHT) Sensor. 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
- P0118 2011 Ford Fusion indicates Engine Coolant Temperature Sensor Circuit High.
- Common causes
- Common causes include Low engine coolant level, Faulty engine coolant thermostat, Faulty Engine Coolant Temperature (ECT) Sensor or Cylinder Head Temperature (CHT) Sensor.
- 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 P0118 2011 Ford Fusion Description
What are the Possible Causes of the DTC P0118 2011 Ford Fusion?
- Low engine coolant level
- Faulty engine coolant thermostat
- Faulty Engine Coolant Temperature (ECT) Sensor or Cylinder Head Temperature (CHT) Sensor
- Engine Coolant Temperature Sensor or Cylinder Head Temperature Sensor harness is open or shorted
- Engine Coolant Temperature Sensor or Cylinder Head Temperature Sensor circuit poor electrical connection
How to Fix the DTC P0118 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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0118 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 P0118 2011 Ford Fusion Code
1. What are the common symptoms of OBDII code P0118 (Engine Coolant Temperature Sensor Circuit High) in a 2011 Ford Fusion?
The common symptoms include engine overheating, inaccurate temperature gauge readings, poor fuel economy, and potential issues with the heating system.
2. What are the possible causes of OBDII code P0118 in a 2011 Ford Fusion?
Common causes of this code include a faulty engine coolant temperature sensor, a damaged sensor wiring harness, a corroded connector, or issues with the engine control module.
3. How can I diagnose the cause of OBDII code P0118 in my 2011 Ford Fusion?
You can diagnose the issue by checking the coolant level and quality, inspecting the coolant temperature sensor and its wiring, testing the sensor's resistance, and scanning the vehicle for any other related trouble codes.
4. Can I drive my 2011 Ford Fusion with OBDII code P0118?
It is not recommended to drive your vehicle with this code as it can lead to engine damage from overheating or poor fuel combustion. It is best to address the issue promptly.
5. How can I repair OBDII code P0118 in my 2011 Ford Fusion?
Repairing this code typically involves replacing the faulty engine coolant temperature sensor, repairing or replacing damaged wiring or connectors, and clearing the trouble code from the vehicle's system.
6. Will resetting the OBDII code P0118 in my 2011 Ford Fusion make it go away?
Resetting the code may temporarily clear the warning light, but if the underlying issue causing the code is not addressed, the code is likely to return.
7. How much does it cost to repair OBDII code P0118 in a 2011 Ford Fusion?
The cost of repairing this code can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to repair it yourself or take it to a professional mechanic.
8. Is it possible to prevent OBDII code P0118 from occurring in my 2011 Ford Fusion?
Regular maintenance of the cooling system, checking coolant levels, and addressing any overheating issues promptly can help prevent the occurrence of this code.
9. Can a faulty engine coolant temperature sensor cause other problems in a 2011 Ford Fusion?
Yes, a faulty sensor can lead to a variety of other issues such as poor engine performance, increased emissions, and potential damage to engine components due to overheating.
10. How long does it typically take to repair OBDII code P0118 in a 2011 Ford Fusion?
The repair time can vary depending on the exact cause of the issue and the level of expertise of the person performing the repair. It can range from a quick sensor replacement to a more involved wiring repair.
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