AutoCodesFord – P1116 2000 Ford F150

P1116 2000 Ford F150 Code - Engine Coolant Temperature Sensor Out of Self-Test Range

Quick Answer

The Engine Coolant Temperature (ECT) Sensor is a thermistor device in which resistance changes with temperature. Common causes include Low Engine Coolant Level, Faulty Engine Coolant Temperature (ECT) sensor, Engine Coolant Temperature (ECT) sensor harness is open or shorted. 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 2000 Ford F150 indicates Engine Coolant Temperature Sensor Out of Self-Test Range.
Common causes
Common causes include Low Engine Coolant Level, Faulty Engine Coolant Temperature (ECT) sensor, Engine Coolant Temperature (ECT) sensor harness is open or shorted.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,334
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 22, 2019
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Code P1116 2000 Ford F150 Description

The Engine Coolant Temperature (ECT) Sensor is a thermistor device in which resistance changes with temperature. The electrical resistance of a thermistor decreases as the temperature increases, and the resistance increases as the temperature decreases. The varying resistance changes the voltage drop across the sensor terminals and provides electrical signals to the Powertrain Control Module (PCM) corresponding to temperature.
Thermistor-type sensors are considered passive sensors. A passive sensor is connected to a voltage divider network so varying the resistance of the passive sensor causes a variation in total current flow. Voltage that is dropped across a fixed resistor (pull-up resister) in series with the sensor resistor determines the voltage signal at the PCM. This voltage signal is equal to the reference voltage minus the voltage drop across the fixed resistor.
The ECT measures the temperature of the engine coolant. The PCM uses the ECT input for fuel control and for cooling fan control. There are 3 types of ECT sensors; threaded, push-in, and twist-lock. The ECT sensor is located in an engine coolant passage.
OBDII Code P1116 2000 Ford F150 - Engine Coolant Temperature Sensor Out of Self-Test Range - AutoCodes.com
P1116 2000 Ford F150 Code - Engine Coolant Temperature Sensor Out of Self-Test Range

What are the Possible Causes of the DTC P1116 2000 Ford F150?

  • Low Engine Coolant Level
  • Faulty Engine Coolant Temperature (ECT) sensor
  • Engine Coolant Temperature (ECT) sensor harness is open or shorted
  • Engine Coolant Temperature (ECT) sensor electrical circuit poor connection
  • Faulty Engine Coolant Thermostat
  • Damaged Powertrain Control Module (PCM)

How to Fix the DTC P1116 2000 Ford F150?

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 P1116 2000 Ford F150 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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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 2000 Ford F150 Code

1. What are the common symptoms of OBDII code P1116 in a 2000 Ford F150?

The common symptoms of code P1116 include poor fuel economy, rough idling, overheating, and a check engine light on the dashboard.

2. What does the OBDII code P1116 indicate in a 2000 Ford F150?

Code P1116 indicates that the Engine Coolant Temperature Sensor is out of self-test range, meaning the sensor's signal is not within the expected parameters.

3. What are the possible causes of OBDII code P1116 in a 2000 Ford F150?

The possible causes of code P1116 include a faulty Engine Coolant Temperature Sensor, wiring issues, a malfunctioning thermostat, or a problem with the cooling system.

4. How can I diagnose OBDII code P1116 in my 2000 Ford F150?

To diagnose code P1116, you can use an OBDII scanner to read the code and check the Engine Coolant Temperature Sensor's resistance with a multimeter to determine if it is functioning properly.

5. What are the implications of ignoring OBDII code P1116 in a 2000 Ford F150?

Ignoring code P1116 can lead to engine overheating, potential damage to the cooling system, reduced engine performance, and may result in more costly repairs down the line.

6. Can I drive my 2000 Ford F150 with OBDII code P1116?

It is not recommended to drive your vehicle with code P1116 present, as it can lead to engine overheating and other potential issues that may compromise the vehicle's performance and safety.

7. How can I repair OBDII code P1116 in my 2000 Ford F150?

To repair code P1116, you may need to replace the Engine Coolant Temperature Sensor, check and repair any wiring issues, ensure the thermostat is functioning correctly, and inspect the cooling system for any faults.

8. Is it possible to reset OBDII code P1116 in a 2000 Ford F150 without fixing the issue?

Resetting the code without addressing the underlying issue will only temporarily turn off the check engine light. It is crucial to diagnose and repair the problem causing code P1116 for a long-term solution.

9. How much does it cost to fix OBDII code P1116 in a 2000 Ford F150?

The cost of fixing code P1116 can vary depending on the exact cause of the issue. Replacing the Engine Coolant Temperature Sensor can cost between $50 to $150, while additional repairs may increase the overall cost.

10. Can a DIY enthusiast repair OBDII code P1116 in a 2000 Ford F150?

If you have experience working on vehicles and the necessary tools, you may be able to repair code P1116 yourself by following repair guides or tutorials specific to your Ford F150 model.

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