P1198 2017 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 5 Performance Engine Running
Quick Answer
The P1198 diagnostic trouble code (DTC) on a 2017 Chevrolet Silverado relates to the Exhaust Gas Temperature Sensor 5 Performance Engine 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 2017 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 2017 Chevrolet Silverado Description
The P1198 diagnostic trouble code (DTC) on a 2017 Chevrolet Silverado relates to the Exhaust Gas Temperature Sensor 5 Performance Engine Running. This code indicates that the exhaust gas temperature sensor, specifically sensor 5, is not performing within the expected parameters while the engine is running. The exhaust gas temperature sensor plays a crucial role in monitoring the temperature of the exhaust gases leaving the engine. This information is essential for the engine control module (ECM) to adjust fuel delivery and timing to optimize performance and reduce emissions.
Common Causes of P1198 2017 Chevrolet Silverado
- Faulty exhaust gas temperature sensor
- Wiring or connector issues
- Exhaust system leaks
- ECM software or hardware issues
- Exhaust gas temperature sensor placement or mounting problems
Symptoms of P1198 2017 Chevrolet Silverado
- Check engine light illuminated
- Decreased fuel efficiency
- Engine running rough or misfiring
- Reduced engine performance
- Increased emissions
How to Fix P1198 2017 Chevrolet Silverado
- Diagnose the issue by using a scan tool to retrieve the DTC and inspect the exhaust gas temperature sensor 5 and related components.
- Test the exhaust gas temperature sensor 5 for proper operation using a multimeter or oscilloscope.
- Inspect the wiring and connectors for any damage or corrosion, repairing or replacing as necessary.
- Check for exhaust system leaks and repair any leaks found.
- Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1198 2017 Chevrolet Silverado
The typical repair costs for addressing a P1198 code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty exhaust gas temperature sensor can range from $100 to $300, including parts and labor. Additional costs may be incurred if wiring or connector repairs are needed. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.
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Frequently Asked Questions about P1198 2017 Chevrolet Silverado Code
1. What does the OBDII code P1198 mean on a 2017 Chevrolet Silverado?
P1198 indicates a performance issue with Exhaust Gas Temperature Sensor 5 while the engine is running. It usually points to a sensor fault or an abnormal temperature reading.
2. What are the common symptoms of P1198 in a 2017 Chevrolet Silverado?
Common symptoms include an illuminated check engine light, poor fuel efficiency, reduced engine performance, and, in some cases, the engine going into limp mode.
3. What causes the P1198 code to appear on a 2017 Chevrolet Silverado?
The code can be triggered by a faulty exhaust gas temperature sensor, wiring or connector issues, excessive soot buildup, or an exhaust leak near the sensor.
4. Can P1198 damage my 2017 Chevrolet Silverado if left unresolved?
Ignoring the issue can lead to improper engine operation, higher emissions, and potential damage to the catalytic converter or other exhaust system components.
5. How do you diagnose the P1198 code on a 2017 Chevrolet Silverado?
A mechanic will use a scan tool to verify the code, inspect the exhaust gas temperature sensor and wiring, and check for exhaust leaks or soot buildup.
6. How can I fix the P1198 code on my 2017 Chevrolet Silverado?
Repairs may include replacing the faulty sensor, cleaning soot buildup, repairing damaged wiring or connectors, or fixing any exhaust leaks.
7. Where is Exhaust Gas Temperature Sensor 5 located on a 2017 Chevrolet Silverado?
Sensor 5 is typically located downstream in the exhaust system, often near the diesel particulate filter (DPF) or catalytic converter.
8. Can I drive my 2017 Chevrolet Silverado with the P1198 code?
While it may still be drivable, it’s not recommended. The issue can lead to reduced performance and potential damage to the exhaust system.
9. How much does it cost to repair a P1198 code on a 2017 Chevrolet Silverado?
Repair costs vary, but replacing the exhaust gas temperature sensor typically ranges from $150 to $300, including parts and labor.
10. Can a P1198 code be caused by a software issue on a 2017 Chevrolet Silverado?
While less common, outdated engine control module (ECM) software can occasionally cause false readings. A software update may be required in some cases.
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