Engine-Codes.com
Engine-Codes – Mitsubishi – P0183 Mitsubishi

P0183 Mitsubishi Code - Fuel Temperature Sensor Circuit High Input

Quick Answer

The P0183 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates a problem with the fuel temperature sensor circuit registering a high input. Common causes include Faulty Fuel Temperature Sensor: The most common cause of a P0183 code is a malfunctioning fuel temperature sensor, Wiring Issues: Corrosion, damaged wiring, or poor electrical connections between the sensor and the ECM can trigger this code, ECM Malfunction: A problem with the engine control module that processes the sensor's data could lead to a high input signal error. 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
P0183 Mitsubishi indicates Fuel Temperature Sensor Circuit High Input.
Common causes
Common causes include Faulty Fuel Temperature Sensor: The most common cause of a P0183 code is a malfunctioning fuel temperature sensor, Wiring Issues: Corrosion, damaged wiring, or poor electrical connections between the sensor and the ECM can trigger this code, ECM Malfunction: A problem with the engine control module that processes the sensor's data could lead to a high input signal error.
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 11, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0183 Mitsubishi Description

The P0183 diagnostic trouble code (DTC) for Mitsubishi vehicles indicates a problem with the fuel temperature sensor circuit registering a high input. The fuel temperature sensor is a crucial component of the fuel system, responsible for monitoring the temperature of the fuel in the tank. This information is essential for the engine control module (ECM) to adjust fuel delivery and optimize combustion efficiency. When the ECM detects a high input signal from the fuel temperature sensor, it means that the sensor is reporting a temperature that is abnormally high, possibly due to a malfunction in the sensor itself or the wiring associated with it.

OBDII Code P0183 Mitsubishi - Fuel Temperature Sensor Circuit High Input
P0183 Mitsubishi Code - Fuel Temperature Sensor Circuit High Input

Common Causes of P0183 Mitsubishi

  1. Faulty Fuel Temperature Sensor: The most common cause of a P0183 code is a malfunctioning fuel temperature sensor.
  2. Wiring Issues: Corrosion, damaged wiring, or poor electrical connections between the sensor and the ECM can trigger this code.
  3. ECM Malfunction: A problem with the engine control module that processes the sensor's data could lead to a high input signal error.
  4. Fuel Temperature Sensor Circuit Short: A short circuit in the wiring harness or connector associated with the fuel temperature sensor can cause this code.
  5. Fuel Contamination: Contaminated fuel or debris in the fuel tank can interfere with the sensor's operation and trigger a high input signal.

Symptoms of P0183 Mitsubishi

  1. Check Engine Light: The most common symptom associated with a P0183 code is the illumination of the check engine light on the vehicle's dashboard.
  2. Decreased Fuel Efficiency: A faulty fuel temperature sensor can cause the engine to run inefficiently, leading to decreased fuel economy.
  3. Rough Idling: Erratic engine idling or stalling may occur as a result of incorrect fuel mixture adjustments.
  4. Engine Performance Issues: The vehicle may experience reduced power, hesitation, or surging while driving due to inaccurate fuel temperature readings.

How to Fix P0183 Mitsubishi

  1. Diagnostic Testing: Begin by using a scan tool to retrieve the P0183 code and perform a comprehensive diagnosis to pinpoint the exact cause of the issue.
  2. Inspect Wiring and Connections: Check the wiring harness, connectors, and terminals associated with the fuel temperature sensor for any damage, corrosion, or loose connections. Repair or replace as needed.
  3. Test Fuel Temperature Sensor: Test the fuel temperature sensor using a multimeter to verify its functionality. Replace the sensor if it fails the test.
  4. Clear Codes and Test Drive: After completing the repairs, clear the diagnostic trouble codes from the ECM and test drive the vehicle to ensure that the issue has been resolved.
  5. Verify Repair: Use a scan tool to check for any remaining codes or pending issues. Confirm that the check engine light does not reappear and that the vehicle's performance has returned to normal.

Cost to Fix P0183 Mitsubishi

The typical repair costs for addressing a P0183 code related to the fuel temperature sensor circuit high input can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that the diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. While most auto repair shops charge between $80 and $150 per hour for labor, rates may be higher in metropolitan areas or at dealerships, and lower at independent shops. To obtain a more accurate estimate, it is advisable to consult with local automotive service providers.

When is the Code Detected?

An excessively high voltage from the sensor is sent to ECM.

Need more information about the P0183 Mitsubishi code?

Need more information on how to fix the P0183 Mitsubishi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0183 Mitsubishi 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 P0183 Mitsubishi Code

1. What are the common symptoms of OBDII code P0183 in a Mitsubishi related to the Fuel Temperature Sensor Circuit High Input?

- Common symptoms include issues with fuel economy, rough idling, stalling, and difficulties starting the vehicle.

2. What can cause the OBDII code P0183 in a Mitsubishi related to the Fuel Temperature Sensor Circuit High Input?

- Possible causes include a faulty fuel temperature sensor, damaged wiring or connectors in the sensor circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the OBDII code P0183 in my Mitsubishi for the Fuel Temperature Sensor Circuit High Input?

- Diagnosis typically involves checking the fuel temperature sensor for proper resistance values, inspecting the wiring for any damage, and using a scan tool to read live data from the sensor.

4. Is it safe to continue driving my Mitsubishi with the OBDII code P0183 related to the Fuel Temperature Sensor Circuit High Input?

- It is not recommended to continue driving with this code as it can lead to poor engine performance and potential damage if left unresolved.

5. Can I repair the OBDII code P0183 in my Mitsubishi related to the Fuel Temperature Sensor Circuit High Input myself?

- Depending on your mechanical skills, you may be able to replace the fuel temperature sensor or repair the wiring yourself, but it is advisable to consult a professional mechanic for accurate diagnosis and repair.

6. How much does it typically cost to fix the OBDII code P0183 in a Mitsubishi related to the Fuel Temperature Sensor Circuit High Input?

- The cost of repairs can vary based on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

7. Are there any preventive measures I can take to avoid the OBDII code P0183 related to the Fuel Temperature Sensor Circuit High Input in my Mitsubishi?

- Regular maintenance of your vehicle, including checking the sensor and wiring connections, can help prevent issues that may trigger this code.

8. Can a faulty fuel temperature sensor cause other problems in my Mitsubishi besides triggering the OBDII code P0183?

- Yes, a faulty fuel temperature sensor can affect the fuel-air mixture, engine performance, and emissions control system, leading to potential drivability issues and reduced fuel efficiency.

9. How long does it usually take to repair the OBDII code P0183 in a Mitsubishi related to the Fuel Temperature Sensor Circuit High Input?

- The repair time can vary depending on the exact cause of the issue and the availability of parts, but it generally takes a few hours to complete the repair.

10. Will resetting the OBDII code P0183 related to the Fuel Temperature Sensor Circuit High Input clear the issue permanently?

- Resetting the code may temporarily clear the warning light, but if the underlying issue is not fixed, the code is likely to reappear. It is essential to address the root cause of the problem for a permanent solution.

Discuss the causes and fixes for P0183 Mitsubishi OBDII Code

Submit a New Comment