AutoCodes – Honda – P0116 2008 Honda Accord

P0116 2008 Honda Accord Code - Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem

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 Temperature (ECT) sensor, Faulty engine coolant thermostat. 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
P0116 2008 Honda Accord indicates Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem.
Common causes
Common causes include Low engine coolant level, Faulty Engine Coolant Temperature (ECT) sensor, Faulty engine coolant thermostat.
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 5,973
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0116 2008 Honda Accord Description

The Engine Coolant Temperature (ECT) sensor is used to detect the engine coolant temperature. The sensor modifies a voltage signal from the Engine Control Module (ECM). The modified signal returns to the ECM as the engine coolant temperature input. The sensor uses a thermistor which is sensitive to the change in temperature. The electrical resistance of the thermistor decreases as temperature increases.
OBDII Code P0116 2008 Honda Accord - Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem - AutoCodes.com
P0116 2008 Honda Accord Code - Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem

What are the Possible Causes of the DTC P0116 2008 Honda Accord?

  • Low engine coolant level
  • Faulty Engine Coolant Temperature (ECT) sensor
  • Faulty engine coolant thermostat
  • Engine Coolant Temperature (ECT) sensor harness is open or shorted
  • Engine Coolant Temperature (ECT) sensor circuit poor electrical connection

How to Fix the DTC P0116 2008 Honda Accord?

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 P0116 2008 Honda Accord 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 P0116 2008 Honda Accord code?

Need more information on how to fix the P0116 2008 Honda Accord code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0116 2008 Honda Accord code diagnosed by a professional: Find a repair shop in your area

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 P0116 2008 Honda Accord Code

1. What are the common symptoms of OBDII code P0116 in a 2008 Honda Accord?

- Common symptoms include issues with the engine's performance, such as poor fuel efficiency, rough idling, or difficulty starting the vehicle.

2. What causes the OBDII code P0116 to appear in a 2008 Honda Accord?

- The code P0116 typically indicates a problem with the Engine Coolant Temperature (ECT) sensor circuit, which may be caused by a faulty sensor, wiring issues, or a problem with the engine control module.

3. How can I diagnose the OBDII code P0116 in my 2008 Honda Accord?

- Diagnosis involves testing the ECT sensor using a multimeter to check for proper resistance values, inspecting the sensor's wiring for any damage, and scanning the vehicle's computer for additional fault codes.

4. Can I drive my 2008 Honda Accord with the OBDII code P0116 present?

- It is not recommended to drive the vehicle with the code P0116 active, as it can lead to engine overheating or other serious issues that may cause further damage to the vehicle.

5. How can I repair the Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem in my 2008 Honda Accord?

- Repairing the issue involves replacing the faulty Engine Coolant Temperature sensor, ensuring proper wiring connections, and clearing the fault code with an OBDII scanner.

6. Are there any DIY tips for fixing the OBDII code P0116 in a 2008 Honda Accord?

- DIY enthusiasts can attempt to replace the ECT sensor themselves by following a service manual or online tutorials, but it's important to have the necessary tools and knowledge to avoid causing further damage.

7. Will resetting the Check Engine Light resolve the OBDII code P0116 in my 2008 Honda Accord?

- Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue with the ECT sensor circuit is not addressed, the code is likely to reappear after driving the vehicle.

8. Can a mechanic easily fix the OBDII code P0116 in a 2008 Honda Accord?

- A qualified mechanic can diagnose and repair the issue efficiently by using specialized tools and expertise to replace the faulty ECT sensor or repair any wiring problems causing the circuit malfunction.

9. Is it expensive to repair the OBDII code P0116 in a 2008 Honda Accord?

- The cost of repairing the code P0116 can vary depending on the extent of the issue and whether you choose to do the repair yourself or take it to a professional mechanic, but it is generally considered a moderate repair.

10. How often does the OBDII code P0116 occur in 2008 Honda Accords?

- The OBDII code P0116 related to the Engine Coolant Temperature Sensor circuit range/performance problem is a relatively common issue in 2008 Honda Accords, especially as the vehicle ages. Regular maintenance can help prevent such problems.

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