P118F 2018 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 2 Performance Engine Running
Quick Answer
The P118F diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado refers to an issue with the Exhaust Gas Temperature (EGT) Sensor 2 performance while the engine is running. Common causes include Faulty Exhaust Gas Temperature Sensor 2, Wiring or connector issues related to the EGT sensor, Exhaust system leaks or damage. 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
- P118F 2018 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 2 Performance Engine Running.
- Common causes
- Common causes include Faulty Exhaust Gas Temperature Sensor 2, Wiring or connector issues related to the EGT sensor, Exhaust system leaks or damage.
- 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 P118F 2018 Chevrolet Silverado Description
The P118F diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado refers to an issue with the Exhaust Gas Temperature (EGT) Sensor 2 performance while the engine is running. The EGT sensor is responsible for monitoring the temperature of the exhaust gases leaving the engine. This information is crucial for the engine control module (ECM) to adjust fuel delivery and optimize combustion efficiency. When the EGT sensor 2 is not performing as expected, it can lead to various performance issues in the vehicle.
Common Causes of P118F 2018 Chevrolet Silverado
- Faulty Exhaust Gas Temperature Sensor 2.
- Wiring or connector issues related to the EGT sensor.
- Exhaust system leaks or damage.
- ECM software or programming issues.
- Exhaust gas recirculation (EGR) system malfunctions.
Symptoms of P118F 2018 Chevrolet Silverado
- Check engine light illuminated on the dashboard.
- Reduced engine performance or power.
- Decreased fuel efficiency.
- Rough idling or stalling.
- Increased emissions.
How to Fix P118F 2018 Chevrolet Silverado
- Diagnose the EGT sensor 2 using a scan tool to verify the code and check for any additional related codes.
- Inspect the wiring and connectors for any damage or corrosion. Repair or replace as needed.
- Test the EGT sensor 2 for proper operation and replace if it is found to be faulty.
- Check the exhaust system for leaks or damage that could affect sensor performance.
- Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P118F 2018 Chevrolet Silverado
The cost of repairing the P118F code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the price range for parts such as a new EGT sensor 2 can be between $50 and $200. Labor costs at auto repair shops typically range from $80 to $150 per hour. Therefore, the total repair cost can range from $150 to $500 or more, depending on the extent of the repairs needed. It is recommended to consult with a professional mechanic for a more accurate estimate based on your location and vehicle specifics.
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Frequently Asked Questions about P118F 2018 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P118F in a 2018 Chevrolet Silverado?
- Common symptoms include reduced engine performance, decreased fuel efficiency, and potential illumination of the Check Engine Light.
2. What does the OBDII code P118F indicate in a 2018 Chevrolet Silverado?
- OBDII code P118F specifically relates to Exhaust Gas Temperature Sensor 2 Performance Engine Running in the 2018 Chevrolet Silverado.
3. What are the possible causes of OBDII code P118F in a 2018 Chevrolet Silverado?
- Possible causes of this code may include a faulty exhaust gas temperature sensor, wiring issues, sensor connection problems, or issues with the exhaust system.
4. How can I diagnose OBDII code P118F in my 2018 Chevrolet Silverado?
- Diagnosing this code typically involves using an OBDII scanner to read the code, checking the exhaust gas temperature sensor and its connections, and inspecting the exhaust system for any visible issues.
5. Can I continue driving my 2018 Chevrolet Silverado with OBDII code P118F?
- It is not recommended to drive your vehicle with this code present, as it can lead to further engine problems and potential damage if left unresolved.
6. How can I repair OBDII code P118F in my 2018 Chevrolet Silverado?
- Repairing this code may involve replacing the faulty exhaust gas temperature sensor, repairing any wiring or connection issues, and ensuring proper functioning of the exhaust system components.
7. Is it possible to reset OBDII code P118F in a 2018 Chevrolet Silverado without fixing the underlying issue?
- While you can clear the code with an OBDII scanner, it is crucial to address the root cause of the problem to prevent the code from reoccurring.
8. Are there any DIY tips for resolving OBDII code P118F in a 2018 Chevrolet Silverado?
- DIY tips may include checking the sensor connections for corrosion, ensuring proper sensor placement, and inspecting the exhaust system for leaks or damage.
9. How much does it typically cost to fix OBDII code P118F in a 2018 Chevrolet Silverado?
- The cost of fixing this code can vary depending on the extent of the issue and whether you choose to address it yourself or seek professional help. Costs may include sensor replacement, labor, and potential additional repairs.
10. Will OBDII code P118F cause any long-term damage to my 2018 Chevrolet Silverado if not addressed promptly?
- Ignoring OBDII code P118F can potentially lead to adverse effects on engine performance, fuel efficiency, and overall engine health if left unresolved for an extended period.
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