AutoCodesChevrolet – P1196 2018 Chevrolet Silverado

P1196 2018 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 3 Performance Engine Running

Quick Answer

The exhaust gas temperature sensors are variable resistors that measure the temperature of the exhaust gas. Common causes include Faulty Exhaust Gas Temperature Sensor, Exhaust Gas Temperature Sensor harness is open or shorted, Exhaust Gas Temperature 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
P1196 2018 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 3 Performance Engine Running.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor, Exhaust Gas Temperature Sensor harness is open or shorted, Exhaust Gas Temperature 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.
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Code Popularity 361
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P1196 2018 Chevrolet Silverado Description

The exhaust gas temperature sensors are variable resistors that measure the temperature of the exhaust gas. The exhaust temperature sensor 1 is the first exhaust temperature sensor on the exhaust system, the following exhaust temperature sensors are counted upward from the engine outlet to the exhaust system end. The Engine Control Module (ECM) supplies 5 V to the exhaust gas temperature signal circuit and supplies a ground to the low reference circuit. The exhaust gas temperature sensor temperature information is used by the ECM during the exhaust gas particulate filter cleaning process. The Diagnostic Trouble Code (DTC) will be set if the ECM detects that the difference between measured exhaust gas temperature and the estimated exhaust gas temperature is greater than a calibrated amount for greater than 1 s.
OBDII Code P1196 2018 Chevrolet Silverado - Exhaust Gas Temperature Sensor 3 Performance Engine Running - AutoCodes.com
P1196 2018 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 3 Performance Engine Running

What are the Possible Causes of the DTC P1196 2018 Chevrolet Silverado?

  • Faulty Exhaust Gas Temperature Sensor
  • Exhaust Gas Temperature Sensor harness is open or shorted
  • Exhaust Gas Temperature Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P1196 2018 Chevrolet Silverado?

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 P1196 2018 Chevrolet Silverado 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 P1196 2018 Chevrolet Silverado code?

Need more information on how to fix the P1196 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1196 2018 Chevrolet Silverado Code

1. What does the OBDII code P1196 mean on a 2018 Chevrolet Silverado?

P1196 indicates a performance issue with Exhaust Gas Temperature Sensor 3 while the engine is running. This sensor monitors exhaust gas temperatures to ensure proper emissions and engine performance.

2. What are the common symptoms of code P1196 in a 2018 Chevrolet Silverado?

Common symptoms include a check engine light, reduced fuel efficiency, irregular engine performance, and potential overheating of exhaust components.

3. What causes the P1196 code to appear on a 2018 Chevrolet Silverado?

Possible causes include a faulty Exhaust Gas Temperature Sensor 3, wiring issues, a damaged connector, excessive soot buildup, or a malfunctioning engine control module (ECM).

4. Can I drive my 2018 Chevrolet Silverado with the P1196 code?

While the vehicle may still be drivable, ignoring the P1196 code can lead to increased emissions, reduced performance, and possible damage to the catalytic converter or other exhaust components.

5. How do I diagnose the P1196 code on a 2018 Chevrolet Silverado?

Start by scanning the vehicle with an OBDII scanner, inspecting the wiring and connectors for damage or corrosion, and testing the Exhaust Gas Temperature Sensor 3 for proper function.

6. How do I fix the P1196 code on a 2018 Chevrolet Silverado?

Repairs may include replacing the Exhaust Gas Temperature Sensor 3, repairing damaged wiring or connectors, cleaning soot buildup, or updating/reprogramming the ECM if necessary.

7. How much does it cost to fix the P1196 code on a 2018 Chevrolet Silverado?

The cost varies depending on the issue. Replacing the sensor typically costs $100-$300, while wiring repairs or ECM updates may add to the expense.

8. Can a clogged DPF (Diesel Particulate Filter) cause the P1196 code on a 2018 Chevrolet Silverado?

Yes, a clogged DPF can lead to abnormal exhaust temperatures, triggering the P1196 code. It’s important to inspect and clean or replace the DPF if necessary.

9. How can I prevent the P1196 code from recurring on my 2018 Chevrolet Silverado?

Perform regular maintenance, ensure the exhaust system is free of soot buildup, and address any engine issues promptly to prevent sensor-related problems.

10. Does the P1196 code affect emissions on a 2018 Chevrolet Silverado?

Yes, this code can lead to improper exhaust gas regulation, potentially increasing emissions and causing the vehicle to fail an emissions test.

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