P0181 2017 GMC Sierra Code - Fuel Temperature Sensor Performance
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
- P0181 2017 GMC Sierra indicates Fuel Temperature Sensor Performance.
- 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.
Code P0181 2017 GMC Sierra Description
What are the Possible Causes of the DTC P0181 2017 GMC Sierra?
- 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 P0181 2017 GMC Sierra?
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 P0181 2017 GMC Sierra 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 P0181 2017 GMC Sierra code?
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Frequently Asked Questions about P0181 2017 GMC Sierra Code
1. What does the OBD-II code P0181 mean on a 2017 GMC Sierra?
P0181 indicates a "Fuel Temperature Sensor Performance" issue, meaning the fuel temperature sensor is reading values outside the expected range.
2. What are the symptoms of the P0181 code in a 2017 GMC Sierra?
Common symptoms include illuminated check engine light, poor fuel efficiency, engine hesitation, or difficulty starting, especially in extreme temperatures.
3. What causes the P0181 code on a GMC Sierra?
Possible causes include a faulty fuel temperature sensor, damaged wiring or connectors, fuel contamination, or issues with the PCM (Powertrain Control Module).
4. Can a P0181 code cause drivability issues?
Yes, it can lead to drivability problems such as rough idling, hesitation, or reduced fuel mileage due to incorrect fuel mixture adjustments.
5. How do you diagnose a P0181 code on a 2017 GMC Sierra?
Diagnosis involves using a scan tool to monitor fuel temperature readings, inspecting the sensor and wiring for damage, and verifying the fuel's actual temperature.
6. How do you fix the P0181 code on a GMC Sierra?
Fixes may include replacing the fuel temperature sensor, repairing damaged wiring or connectors, or cleaning contaminated fuel from the system.
7. Can a dirty fuel filter trigger the P0181 code?
While unlikely, contaminated fuel affecting the sensor's performance could potentially contribute to this code, so inspecting the fuel system is recommended.
8. Is it safe to drive a 2017 GMC Sierra with a P0181 code?
While the truck may still be drivable, ignoring the code can lead to poor performance and potential damage to the engine over time.
9. Where is the fuel temperature sensor located on a 2017 GMC Sierra?
The fuel temperature sensor is typically located within the fuel tank or along the fuel rail, depending on the specific configuration of the vehicle.
10. How much does it cost to repair a P0181 code on a GMC Sierra?
Repair costs vary but may range from $100 to $300, depending on whether the fuel temperature sensor or wiring needs replacement and labor rates in your area.
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