AutoCodesChevrolet – P0183 2018 Chevrolet Silverado

P0183 2018 Chevrolet Silverado Code - Fuel Temperature Sensor Circuit High Voltage

Quick Answer

The Fuel Temperature Sensor is a thermistor that is located in the fuel filter assembly. Common causes include Faulty Fuel Heater/Water in Fuel Sensor, Fuel Heater/Water in Fuel Sensor harness is open or shorted, Fuel Heater/Water in Fuel Sensor circuit poor electrical connection. 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 2018 Chevrolet Silverado indicates Fuel Temperature Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Fuel Heater/Water in Fuel Sensor, Fuel Heater/Water in Fuel Sensor harness is open or shorted, Fuel Heater/Water in Fuel Sensor circuit poor electrical connection.
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.
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Code Popularity 540
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 15, 2022
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Code P0183 2018 Chevrolet Silverado Description

The Fuel Temperature Sensor is a thermistor that is located in the fuel filter assembly. The Engine Control Module (ECM) monitors the fuel temperature sensor through the fuel pump driver control module in order to calculate the temperature of the fuel entering the fuel injection pump. The Diagnostic Trouble Code (DTC) will be set when the Fuel Temperature Sensor is colder than -39°C (-38°F) for greater than 2 s.
OBDII Code P0183 2018 Chevrolet Silverado - Fuel Temperature Sensor Circuit High Voltage - AutoCodes.com
P0183 2018 Chevrolet Silverado Code - Fuel Temperature Sensor Circuit High Voltage

What are the Possible Causes of the DTC P0183 2018 Chevrolet Silverado?

  • Faulty Fuel Heater/Water in Fuel Sensor
  • Fuel Heater/Water in Fuel Sensor harness is open or shorted
  • Fuel Heater/Water in Fuel Sensor circuit poor electrical connection
  • Faulty Fuel Pump Driver Control Module

How to Fix the DTC P0183 2018 Chevrolet Silverado?

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 P0183 2018 Chevrolet Silverado 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 P0183 2018 Chevrolet Silverado code?

Need more information on how to fix the P0183 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

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 P0183 2018 Chevrolet Silverado Code

What does OBDII code P0183 mean on a 2018 Chevrolet Silverado?

P0183 indicates that the fuel temperature sensor circuit is registering abnormally high voltage, which often points to a malfunction in the sensor or its wiring.

What are the common symptoms of P0183 in a 2018 Chevrolet Silverado?

Symptoms may include difficulty starting, reduced fuel efficiency, erratic engine performance, or the check engine light being illuminated.

What causes the P0183 code on a Chevrolet Silverado?

Common causes include a faulty fuel temperature sensor, damaged wiring or connectors, corrosion, or an issue with the PCM (Powertrain Control Module).

Can I drive my 2018 Chevrolet Silverado with code P0183?

While the vehicle may still be drivable, prolonged driving with this code could lead to reduced performance and potentially damage other components. It's best to address the issue promptly.

How do I diagnose the P0183 code on my Silverado?

Start by inspecting the fuel temperature sensor and its wiring for damage or corrosion. Use a multimeter to test the sensor for proper operation and check the voltage readings.

What repairs can fix the P0183 code on a Chevrolet Silverado?

Repairs may include replacing the fuel temperature sensor, repairing damaged wiring or connectors, cleaning corroded connections, or updating/reprogramming the PCM if necessary.

Is replacing the fuel temperature sensor expensive for a Silverado?

Replacing the fuel temperature sensor is relatively affordable, typically ranging from $50 to $150 for parts and labor, depending on the location and service provider.

Can a faulty fuel temperature sensor affect fuel efficiency?

Yes, a malfunctioning fuel temperature sensor can lead to inaccurate readings, which may cause inefficient fuel combustion and reduced fuel economy.

How can I prevent the P0183 code on my Chevrolet Silverado?

Regularly inspecting and maintaining the wiring and connections near the fuel system can help prevent issues that trigger this code.

Will clearing the code with a scanner fix the P0183 issue?

Clearing the code may temporarily turn off the check engine light, but it won't resolve the underlying problem. Proper diagnosis and repair are necessary to fix the issue.

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