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P1116 2007 Ford Fusion Code - Engine Coolant Temperature Sensor is Out of Self-Test Range

Quick Answer

The P1116 code on a 2007 Ford Fusion indicates that the Engine Coolant Temperature Sensor is out of self-test range. Common causes include Faulty Engine Coolant Temperature Sensor, Wiring or connector issues, Coolant leak affecting sensor readings. 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
P1116 2007 Ford Fusion indicates Engine Coolant Temperature Sensor is Out of Self-Test Range.
Common causes
Common causes include Faulty Engine Coolant Temperature Sensor, Wiring or connector issues, Coolant leak affecting sensor readings.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P1116 2007 Ford Fusion Description

The P1116 code on a 2007 Ford Fusion indicates that the Engine Coolant Temperature Sensor is out of self-test range. This sensor is responsible for monitoring the temperature of the engine coolant and sending this information to the engine control module (ECM). The ECM uses this data to adjust fuel mixture, ignition timing, and other factors to ensure optimal engine performance and efficiency.

OBDII Code P1116 2007 Ford Fusion - Engine Coolant Temperature Sensor is Out of Self-Test Range
P1116 2007 Ford Fusion Code - Engine Coolant Temperature Sensor is Out of Self-Test Range

Common Causes of P1116 2007 Ford Fusion

  1. Faulty Engine Coolant Temperature Sensor
  2. Wiring or connector issues
  3. Coolant leak affecting sensor readings
  4. ECM malfunction
  5. Corrosion or damage to sensor connections

Symptoms of P1116 2007 Ford Fusion

  1. Poor fuel economy
  2. Rough idling or stalling
  3. Engine overheating
  4. Check engine light illuminated
  5. Difficulty starting the engine

How to Fix P1116 2007 Ford Fusion

  1. Begin by diagnosing the specific cause of the P1116 code using a diagnostic scanner to retrieve freeze frame data and pinpoint the issue.
  2. Inspect the Engine Coolant Temperature Sensor and its wiring for any signs of damage, corrosion, or loose connections. Replace or repair as needed.
  3. Check the coolant level and system for any leaks that may be affecting the sensor readings. Repair leaks and refill coolant as necessary.
  4. Clear the code from the ECM using the diagnostic scanner and perform a test drive to ensure that the issue has been resolved.
  5. If the code persists, further diagnostics may be necessary to identify any underlying issues with the ECM or other components.

Cost to Fix P1116 2007 Ford Fusion

The typical repair costs for addressing a P1116 code on a 2007 Ford Fusion can vary depending on the specific cause of the issue. In general, replacing a faulty Engine Coolant Temperature Sensor can cost between $50 and $150 for the part, with additional labor costs ranging from $80 to $150 per hour. Overall, the total repair cost for this issue may range from $150 to $400, but it's important to consult with a professional mechanic for a more accurate estimate based on your vehicle's specific needs. Labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type, so it's advisable to research local rates for a more precise cost estimate.

What does this mean?

Tech Notes for P1116 2007 Ford Fusion

Start by checking for coolant leaks, if there are not leaks the thermostat might be stuck open or closed and may need to be replaced, you still have an issue the engine coolant temp sensor or cylinder head temp sensor. The engine coolant temperature must be greater than 10°C (50°F) to pass the key ON engine OFF (KOEO) self-test and greater than 82°C (180°F) to pass the key ON engine running (KOER) self-test.

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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 P1116 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P1116 in a 2007 Ford Fusion?

The common symptoms of code P1116 include erratic engine temperature readings, engine overheating, poor fuel efficiency, and potential stalling or rough idling.

2. What does the OBDII code P1116 mean for a 2007 Ford Fusion?

Code P1116 indicates that the Engine Coolant Temperature Sensor is Out of Self-Test Range, suggesting a malfunction or out-of-spec reading from the sensor.

3. What are the possible causes of OBDII code P1116 in a 2007 Ford Fusion?

Common causes of code P1116 include a faulty engine coolant temperature sensor, wiring issues, a corroded connector, or a problem with the engine control module.

4. How can I diagnose OBDII code P1116 in my 2007 Ford Fusion?

Diagnosing code P1116 involves checking the coolant temperature sensor for proper operation, inspecting the wiring for damage, and verifying the integrity of the connector. A scan tool can help read live data to identify the issue.

5. Can I drive my 2007 Ford Fusion with OBDII code P1116?

It is not recommended to drive your vehicle with code P1116, as it can lead to engine overheating, poor performance, and potential damage. It's best to address the issue promptly.

6. How do I repair OBDII code P1116 in a 2007 Ford Fusion?

To repair code P1116, you may need to replace the engine coolant temperature sensor, repair any damaged wiring, clean or replace connectors, and clear the code using a scan tool.

7. Are there any tips for preventing OBDII code P1116 in a 2007 Ford Fusion?

Regular maintenance of the cooling system, including checking coolant levels and the condition of the temperature sensor, can help prevent issues that trigger code P1116.

8. How serious is OBDII code P1116 in a 2007 Ford Fusion?

Code P1116 should be taken seriously, as it can lead to engine overheating, poor fuel economy, and potential engine damage if left unresolved. It's important to address the issue promptly.

9. Can a DIY enthusiast fix OBDII code P1116 in a 2007 Ford Fusion?

Depending on your skill level and access to tools, DIY enthusiasts may be able to address code P1116 by replacing the coolant temperature sensor and checking for wiring issues. If unsure, consult a professional mechanic.

10. Will resetting the OBDII code P1116 in a 2007 Ford Fusion make the issue go away?

Simply resetting the code without addressing the underlying problem will not fix the issue. It's crucial to diagnose the root cause of code P1116 and perform necessary repairs to resolve the issue effectively.

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