AutoCodes – Nissan – P0117 2004 Nissan Altima Sedan

P0117 2004 Nissan Altima Sedan Code - Engine Coolant Temperature Circuit Low

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
P0117 2004 Nissan Altima Sedan indicates Engine Coolant Temperature Circuit Low.
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 3,791
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 P0117 2004 Nissan Altima Sedan 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 P0117 2004 Nissan Altima Sedan - Engine Coolant Temperature Circuit Low - AutoCodes.com
P0117 2004 Nissan Altima Sedan Code - Engine Coolant Temperature Circuit Low

What are the Possible Causes of the DTC P0117 2004 Nissan Altima Sedan?

  • 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 P0117 2004 Nissan Altima Sedan?

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 P0117 2004 Nissan Altima Sedan 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 P0117 2004 Nissan Altima Sedan code?

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Need Help with the 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 P0117 2004 Nissan Altima Sedan Code

1. What are the common symptoms of OBDII code P0117 on a 2004 Nissan Altima Sedan?

The common symptoms of code P0117 include engine overheating, a decrease in fuel efficiency, rough idling, and in some cases, a visible coolant leak.

2. What are the potential causes of OBDII code P0117 on a 2004 Nissan Altima Sedan?

The potential causes of code P0117 include a faulty engine coolant temperature sensor, damaged wiring or connectors related to the sensor, low coolant levels, or a malfunctioning engine control module (ECM).

3. How can I diagnose the cause of OBDII code P0117 on my 2004 Nissan Altima Sedan?

To diagnose code P0117, you can start by checking the coolant level, visually inspecting the wiring and connectors of the coolant temperature sensor, and using a multimeter to test the sensor's resistance. If needed, consult a professional mechanic for a thorough diagnosis.

4. Can I still drive my 2004 Nissan Altima Sedan with OBDII code P0117?

It is not recommended to drive your vehicle with code P0117, as it can lead to engine overheating and potential damage. It is best to address the issue promptly to avoid further complications.

5. How do I repair OBDII code P0117 on my 2004 Nissan Altima Sedan?

The repair for code P0117 typically involves replacing the engine coolant temperature sensor, repairing any damaged wiring or connectors, and ensuring the coolant levels are topped up. In some cases, resetting the ECM may also be necessary.

6. Can a DIY enthusiast fix OBDII code P0117 on a 2004 Nissan Altima Sedan?

If you have the necessary tools and experience working on automotive repairs, you may be able to fix code P0117 yourself by following a repair manual specific to your vehicle. However, if you are unsure or inexperienced, it is best to seek professional help.

7. Will resetting the OBDII code P0117 on my 2004 Nissan Altima Sedan make it go away permanently?

Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing code P0117 is not addressed, the code is likely to reappear. It is crucial to diagnose and repair the root cause of the problem.

8. Is OBDII code P0117 on a 2004 Nissan Altima Sedan a serious issue?

Code P0117 should not be ignored, as it can lead to engine overheating and potential damage if left unresolved. It is important to address the issue promptly to maintain the health and performance of your vehicle.

9. How much does it cost to repair OBDII code P0117 on a 2004 Nissan Altima Sedan?

The cost to repair code P0117 can vary depending on the cause of the issue, the parts needed for replacement, and whether you choose to do the repair yourself or seek professional help. It is recommended to obtain quotes from mechanics in your area for an accurate estimate.

10. Can a faulty thermostat cause OBDII code P0117 on a 2004 Nissan Altima Sedan?

While a faulty thermostat can contribute to engine overheating, it is not a direct cause of code P0117. The code is typically triggered by issues related to the engine coolant temperature sensor or its circuit.

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