AutoCodes – Nissan – P0118 2009 Nissan Versa

P0118 2009 Nissan Versa 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 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
P0118 2009 Nissan Versa indicates Engine Coolant Temperature Sensor Circuit High.
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 6,298
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 P0118 2009 Nissan Versa 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 P0118 2009 Nissan Versa - Engine Coolant Temperature Sensor Circuit High - AutoCodes.com
P0118 2009 Nissan Versa Code - Engine Coolant Temperature Sensor Circuit High

What are the Possible Causes of the DTC P0118 2009 Nissan Versa?

  • 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 electrical circuit poor connection

How to Fix the DTC P0118 2009 Nissan Versa?

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 2009 Nissan Versa 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 P0118 2009 Nissan Versa code?

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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 P0118 2009 Nissan Versa Code

1. What are the common symptoms of OBDII code P0118 in a 2009 Nissan Versa?

The common symptoms of OBDII code P0118 in a 2009 Nissan Versa include engine overheating, poor fuel economy, rough idling, and potential stalling.

2. What does the OBDII code P0118 in a 2009 Nissan Versa indicate?

The OBDII code P0118 for a 2009 Nissan Versa indicates a high voltage reading from the engine coolant temperature sensor, signaling a potential issue with the sensor or its circuit.

3. What are the possible causes of OBDII code P0118 in a 2009 Nissan Versa?

Possible causes of OBDII code P0118 in a 2009 Nissan Versa include a faulty engine coolant temperature sensor, a damaged sensor wiring harness, or issues with the engine control module (ECM).

4. How can I diagnose the OBDII code P0118 in a 2009 Nissan Versa?

To diagnose OBDII code P0118 in a 2009 Nissan Versa, you can use a scan tool to read the code, test the engine coolant temperature sensor with a multimeter, and inspect the sensor wiring for any damage or corrosion.

5. How can I repair OBDII code P0118 in a 2009 Nissan Versa?

Repairing OBDII code P0118 in a 2009 Nissan Versa typically involves replacing the engine coolant temperature sensor, repairing or replacing any damaged wiring, and clearing the code with a scan tool.

6. Can a faulty engine coolant temperature sensor cause other issues besides triggering OBDII code P0118 in a 2009 Nissan Versa?

Yes, a faulty engine coolant temperature sensor in a 2009 Nissan Versa can also cause issues like inaccurate temperature readings on the dashboard, poor engine performance, and potential damage to the engine due to overheating.

7. Is it safe to continue driving with OBDII code P0118 in a 2009 Nissan Versa?

It is not recommended to continue driving with OBDII code P0118 in a 2009 Nissan Versa, as it can lead to engine overheating, poor fuel efficiency, and potential engine damage if left unresolved.

8. Can I reset the OBDII code P0118 in a 2009 Nissan Versa by disconnecting the battery?

While disconnecting the battery may temporarily clear the code, it is not a recommended method to address the underlying issue causing OBDII code P0118 in a 2009 Nissan Versa. It's best to diagnose and repair the root cause of the code.

9. How much does it cost to repair OBDII code P0118 in a 2009 Nissan Versa?

The cost to repair OBDII code P0118 in a 2009 Nissan Versa can vary depending on the exact cause of the issue, but it typically ranges from $100 to $300 for parts and labor.

10. Can I prevent OBDII code P0118 from recurring in my 2009 Nissan Versa?

To prevent OBDII code P0118 from recurring in your 2009 Nissan Versa, it's essential to perform regular maintenance, including checking the coolant level, inspecting the sensor wiring, and replacing the engine coolant temperature sensor as needed.

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