Engine-CodesLincoln – P0183 Lincoln

P0183 Lincoln Code - Engine Fuel Temperature Sensor 'A' Circuit High Input

Quick Answer

The P0183 diagnostic trouble code (DTC) for Lincoln vehicles indicates that there is a high input signal from the engine fuel temperature sensor 'A' circuit. Common causes include Faulty engine fuel temperature sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit. 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 Lincoln indicates Engine Fuel Temperature Sensor 'A' Circuit High Input.
Common causes
Common causes include Faulty engine fuel temperature sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or poor connections in the sensor circuit.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0183 Lincoln Description

The P0183 diagnostic trouble code (DTC) for Lincoln vehicles indicates that there is a high input signal from the engine fuel temperature sensor 'A' circuit. The engine fuel temperature sensor is responsible for measuring the temperature of the fuel in the fuel tank. This information is crucial for the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion. When the sensor detects a high input signal, it means that the fuel temperature is higher than expected, which can lead to various performance issues.

OBDII Code P0183 Lincoln - Engine Fuel Temperature Sensor 'A' Circuit High Input
P0183 Lincoln Code - Engine Fuel Temperature Sensor 'A' Circuit High Input

Common Causes of P0183 Lincoln

  1. Faulty engine fuel temperature sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or poor connections in the sensor circuit
  4. Issues with the ECM
  5. High ambient temperatures affecting fuel temperature readings

Symptoms of P0183 Lincoln

  1. Decreased fuel efficiency
  2. Rough idling
  3. Hesitation during acceleration
  4. Engine stalling
  5. Illumination of the check engine light

How to Fix P0183 Lincoln

  1. Begin by using a scan tool to verify the P0183 code and ensure it is not a false alarm.
  2. Inspect the engine fuel temperature sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
  3. Check the wiring and connectors in the sensor circuit for any loose connections or shorts. Repair or replace as needed.
  4. Clear the DTC and reset the ECM to see if the code returns. Test drive the vehicle to confirm that the issue has been resolved.
  5. If the problem persists, further diagnostic testing may be required to pinpoint the exact cause of the high input signal.

Cost to Fix P0183 Lincoln

The typical repair costs for addressing a P0183 engine fuel temperature sensor 'A' circuit high input code can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it is advisable to check with local shops for a more accurate estimate. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more affordable prices.

When is the Code Detected?

An excessively high voltage is sent to Powertrain Control Module (PCM) by the Engine Fuel Temperature (EFT) Sensor.

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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.

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