P20BA 2017 Chevrolet Silverado Code - Reductant Heater 1 Performance
Quick Answer
As reductant will freeze at temperatures below -11°C (12°F), there are 2 reductant heaters located in the reductant tank. Common causes include Faulty Reductant Heater, Reductant Heater harness is open or shorted, Reductant Heater 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
- P20BA 2017 Chevrolet Silverado indicates Reductant Heater 1 Performance.
- Common causes
- Common causes include Faulty Reductant Heater, Reductant Heater harness is open or shorted, Reductant Heater 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.
Code P20BA 2017 Chevrolet Silverado Description
The Diagnostic Trouble Code (DTC) will be set when the ECM indicates the reductant tank heater resistance is greater or less than a calibrated value for greater than 8 s.
What are the Possible Causes of the DTC P20BA 2017 Chevrolet Silverado?
- Faulty Reductant Heater
- Reductant Heater harness is open or shorted
- Reductant Heater circuit poor electrical connection
- Faulty Reductant Pump and Sensor Assembly
- Faulty Reductant Control Module
How to Fix the DTC P20BA 2017 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 P20BA 2017 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 P20BA 2017 Chevrolet Silverado code?
Need more information on how to fix the P20BA 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
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Frequently Asked Questions about P20BA 2017 Chevrolet Silverado Code
1. What does OBDII code P20BA on a 2017 Chevrolet Silverado mean?
The OBDII code P20BA indicates a "Reductant Heater 1 Performance" issue in the Selective Catalyst Reduction (SCR) system of the vehicle.
2. What are the common symptoms of OBDII code P20BA on a 2017 Chevrolet Silverado?
Common symptoms of code P20BA may include the illumination of the check engine light, reduced engine performance, and potential issues with passing emissions tests.
3. What are the possible causes of OBDII code P20BA on a 2017 Chevrolet Silverado?
Possible causes of code P20BA include a faulty reductant heater, damaged wiring or connectors in the SCR system, or issues with the reductant injector.
4. How can I diagnose OBDII code P20BA on a 2017 Chevrolet Silverado?
Diagnosing code P20BA typically involves using an OBDII scanner to retrieve the specific trouble code, conducting a visual inspection of the SCR system components, and testing the reductant heater and related circuits for proper operation.
5. Can I still drive my 2017 Chevrolet Silverado with OBDII code P20BA?
While the vehicle may still be operable with code P20BA, it is recommended to address the issue promptly to prevent potential damage to the SCR system and ensure optimal engine performance.
6. How can I repair OBDII code P20BA on a 2017 Chevrolet Silverado?
Repairing code P20BA may involve replacing the faulty reductant heater, repairing damaged wiring or connectors, or addressing any other underlying issues identified during the diagnostic process.
7. Is it possible to clear OBDII code P20BA on a 2017 Chevrolet Silverado without fixing the issue?
Clearing the trouble code without addressing the underlying problem may temporarily turn off the check engine light, but the issue will likely reoccur, impacting vehicle performance and emissions compliance.
8. How much does it cost to repair OBDII code P20BA on a 2017 Chevrolet Silverado?
The cost of repairing code P20BA can vary depending on the exact cause of the issue, the parts needed for the repair, and labor costs. It is recommended to consult a professional mechanic for an accurate estimate.
9. Can a DIY enthusiast fix OBDII code P20BA on a 2017 Chevrolet Silverado?
While some enthusiasts may have the skills to diagnose and repair code P20BA, dealing with the SCR system and emissions components may require specialized tools and expertise. It's advisable to seek professional help for this repair.
10. How often does OBDII code P20BA occur in a 2017 Chevrolet Silverado?
The occurrence of code P20BA can vary depending on factors such as driving conditions, maintenance history, and the overall health of the vehicle's emissions system. Regular maintenance and prompt attention to warning lights can help prevent this issue.
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