P1198 2015 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 5 Performance Engine Running
Quick Answer
The P1198 code on a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 5 Performance while the engine is running. Common causes include Faulty exhaust gas temperature sensor, 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
- P1198 2015 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 5 Performance Engine Running.
- Common causes
- Common causes include Faulty exhaust gas temperature sensor, 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 P1198 2015 Chevrolet Silverado Description
The P1198 code on a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 5 Performance while the engine is running. This sensor is responsible for monitoring the temperature of the exhaust gases leaving the engine. The data collected by this sensor is crucial for the engine control module (ECM) to adjust fuel delivery and optimize engine performance. When this sensor fails to perform correctly, it can lead to a variety of issues affecting the vehicle's performance.
Common Causes of P1198 2015 Chevrolet Silverado
- Faulty exhaust gas temperature sensor
- Wiring or connector issues
- Exhaust system leaks
- ECM software issues
- Exhaust gas temperature sensor placement or mounting problems
Symptoms of P1198 2015 Chevrolet Silverado
- Decreased fuel efficiency
- Check Engine Light illuminated
- Rough idling or stalling
- Reduced engine performance
- Increased emissions
How to Fix P1198 2015 Chevrolet Silverado
- Diagnose the issue by using a scan tool to monitor the exhaust gas temperature sensor's readings.
- Inspect the sensor, wiring, and connectors for any visible damage or corrosion.
- Replace the exhaust gas temperature sensor if it is found to be faulty.
- Repair any wiring or connector issues as needed.
- Clear the trouble codes and test drive the vehicle to ensure the problem has been resolved.
Cost to Fix P1198 2015 Chevrolet Silverado
The cost of repairing a P1198 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue. On average, replacing the exhaust gas temperature sensor can cost between $150 and $300, including parts and labor. Additional costs may be incurred if wiring or connector repairs are necessary. It's important to note that labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple sources to get an accurate estimate.
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Frequently Asked Questions about P1198 2015 Chevrolet Silverado Code
1. What does OBDII code P1198 mean on a 2015 Chevrolet Silverado?
P1198 indicates an issue with Exhaust Gas Temperature (EGT) Sensor 5, specifically related to its performance while the engine is running.
2. What are the common symptoms of code P1198?
Symptoms may include poor fuel efficiency, reduced engine power, an illuminated check engine light, and possible exhaust system overheating.
3. What causes code P1198 on a 2015 Chevrolet Silverado?
Common causes include a faulty EGT sensor, damaged wiring or connectors, excessive soot buildup, or an issue with the diesel particulate filter (DPF).
4. Can I drive my Silverado with code P1198?
Driving with this code is not recommended as it may lead to reduced performance, higher emissions, or damage to the exhaust system components.
5. How do I diagnose code P1198?
Start by inspecting the wiring and connectors for damage. Use a scan tool to monitor EGT sensor readings and compare them to expected values. Perform a physical inspection of the sensor for soot or damage.
6. How do I fix code P1198 on a 2015 Chevrolet Silverado?
Repairs may include cleaning or replacing the EGT sensor, repairing damaged wiring, clearing soot buildup in the exhaust, or addressing issues with the DPF.
7. How much does it cost to fix code P1198?
The cost depends on the cause. Replacing an EGT sensor typically costs $100-$300, while more extensive repairs like DPF cleaning or wiring repairs can increase the cost.
8. Can a dirty DPF cause code P1198?
Yes, a clogged or dirty diesel particulate filter can cause abnormal exhaust temperatures, leading to EGT sensor performance issues and triggering the P1198 code.
9. How can I prevent code P1198 from occurring again?
Regular maintenance, such as cleaning the DPF, checking for exhaust leaks, and inspecting wiring, can help prevent this code from reoccurring.
10. Do I need a professional to fix code P1198?
While basic inspections can be done at home, diagnosing and repairing EGT sensor or DPF issues often requires specialized tools and expertise, so consulting a professional is recommended.
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