P118E Chevrolet Code - Exhaust Gas Temperature Sensor 1 Performance Engine Running
Quick Answer
The P118E Chevrolet code indicates a problem with the Exhaust Gas Temperature Sensor 1 while the engine is running. Common causes include Faulty Exhaust Gas Temperature Sensor 1, Wiring or connector issues, Exhaust system leaks. 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
- P118E Chevrolet indicates Exhaust Gas Temperature Sensor 1 Performance Engine Running.
- Common causes
- Common causes include Faulty Exhaust Gas Temperature Sensor 1, Wiring or connector issues, Exhaust system leaks.
- 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 P118E Chevrolet Description
The P118E Chevrolet code indicates a problem with the Exhaust Gas Temperature Sensor 1 while the engine is running. This sensor is responsible for monitoring the temperature of the exhaust gas, which is crucial for the proper functioning of the vehicle's emissions system. When this sensor fails to perform as expected, it can lead to a variety of issues that may affect the vehicle's performance and emissions output.
Common Causes of P118E Chevrolet
- Faulty Exhaust Gas Temperature Sensor 1
- Wiring or connector issues
- Exhaust system leaks
- Exhaust gas recirculation (EGR) system problems
- Engine misfires
Symptoms of P118E Chevrolet
- Decreased fuel efficiency
- Rough idling or stalling
- Check Engine Light illuminated
- Poor acceleration
- Increased emissions output
How to Fix P118E Chevrolet
- Diagnose the issue by using a scan tool to read the code and identify the specific problem with the Exhaust Gas Temperature Sensor 1.
- Inspect the sensor, wiring, and connectors for any damage or corrosion.
- Replace the Exhaust Gas Temperature Sensor 1 if it is found to be faulty.
- Repair any exhaust system leaks or EGR system issues that may be contributing to the problem.
- Clear the trouble codes and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P118E Chevrolet
The cost of repairing a P118E Chevrolet code can vary depending on the specific issue that needs to be addressed. In general, the cost of replacing the Exhaust Gas Temperature Sensor 1 can range from $100 to $300, including parts and labor. Additional costs may be incurred if other components need to be repaired or replaced. It's important to consider the diagnosis time and labor rates at your local auto repair shop when estimating the total cost of the repair.
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Information for Specific Chevrolet Models
- P118E 2014 Chevrolet Silverado — Exhaust Gas Temperature Sensor 1 Performance Engine Running
- P118E 2015 Chevrolet Silverado — Exhaust Gas Temperature Sensor 1 Performance Engine Running
- P118E 2016 Chevrolet Silverado — Exhaust Gas Temperature Sensor 1 Performance Engine Running
- P118E 2017 Chevrolet Silverado — Exhaust Gas Temperature Sensor 1 Performance Engine Running
- P118E 2018 Chevrolet Silverado — Exhaust Gas Temperature Sensor 1 Performance Engine Running
Frequently Asked Questions about P118E Chevrolet Code
What does the OBDII code P118E mean on a Chevrolet?
P118E indicates a performance issue with Exhaust Gas Temperature Sensor 1 while the engine is running. This sensor monitors exhaust temperatures to ensure optimal engine and emissions performance.
What are the common symptoms of code P118E in a Chevrolet?
Symptoms may include an illuminated check engine light, reduced fuel efficiency, poor engine performance, or the engine entering a limp mode.
What causes the P118E code to trigger in a Chevrolet?
Common causes include a faulty exhaust gas temperature sensor, damaged wiring or connectors, excessive exhaust soot buildup, or issues with the engine control module (ECM).
Can I drive my Chevrolet with a P118E code?
While it may be possible to drive with this code, it is not recommended, as it could lead to reduced engine performance, higher emissions, or potential damage to the catalytic converter.
How do I fix the P118E code on my Chevrolet?
Repairs may involve replacing the faulty exhaust gas temperature sensor, cleaning soot buildup, inspecting and repairing damaged wiring, or updating/reprogramming the ECM if needed.
How much does it cost to repair a P118E code on a Chevrolet?
Repair costs can vary widely but typically range from $100 to $300 for parts and labor, depending on whether the sensor, wiring, or other components need replacement.
Can a dirty exhaust system cause the P118E code?
Yes, excessive soot or carbon buildup in the exhaust system can interfere with the sensor’s performance and trigger the P118E code.
How can I prevent the P118E code from occurring in my Chevrolet?
Regular vehicle maintenance, including cleaning the exhaust system, inspecting sensor wiring, and using high-quality fuel, can help prevent issues with the exhaust gas temperature sensor.
Is replacing the exhaust gas temperature sensor difficult?
Replacing the sensor can be straightforward for experienced DIYers, but accessing it may require specific tools or knowledge of the exhaust system layout.
Will clearing the P118E code solve the problem?
Clearing the code may temporarily turn off the check engine light, but the underlying issue must be resolved to prevent the code from returning.
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