P227C 2016 Chevrolet Silverado Code - Barometric Pressure Sensor 2 Circuit Low Voltage
Quick Answer
The Barometric Pressure (BARO) Sensor 2, also referred to as the Turbocharger Inlet Air Pressure (TCIAP) sensor, is integral to the Multifunction Intake Air Sensor and is used for humidity sensor signal correction. Common causes include Faulty Multifunction Intake Air Sensor, Multifunction Intake Air Sensor harness is open or shorted, Multifunction Intake Air 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
- P227C 2016 Chevrolet Silverado indicates Barometric Pressure Sensor 2 Circuit Low Voltage.
- Common causes
- Common causes include Faulty Multifunction Intake Air Sensor, Multifunction Intake Air Sensor harness is open or shorted, Multifunction Intake Air 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.
Code P227C 2016 Chevrolet Silverado Description
- Intake Air Temperature (IAT) Sensor 1
- IAT Sensor 2
- Humidity Sensor
- Mass Air Flow (MAF) Sensor
- Turbocharger Inlet Air Pressure (TCIAP) Sensor (BARO 2)
The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the BARO sensor pressure is less than 44 kPa (6.4 PSI) for greater than 5 s.
What are the Possible Causes of the DTC P227C 2016 Chevrolet Silverado?
- Faulty Multifunction Intake Air Sensor
- Multifunction Intake Air Sensor harness is open or shorted
- Multifunction Intake Air Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P227C 2016 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 P227C 2016 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.
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Frequently Asked Questions about P227C 2016 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P227C in a 2016 Chevrolet Silverado?
- Common symptoms include poor engine performance, reduced fuel efficiency, and potentially rough idling.
2. What does the OBDII code P227C indicating "Barometric Pressure Sensor 2 Circuit Low Voltage" mean for a 2016 Chevrolet Silverado?
- This code suggests that the barometric pressure sensor 2 in the vehicle is detecting a lower voltage than expected.
3. What are some possible causes of the P227C code in a 2016 Chevrolet Silverado?
- Potential causes include a faulty barometric pressure sensor, wiring issues in the sensor circuit, or a problem with the engine control module.
4. How can I diagnose the P227C code in my 2016 Chevrolet Silverado?
- Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the barometric pressure sensor's wiring and connections, and testing the sensor itself.
5. Can I continue driving my 2016 Chevrolet Silverado with the P227C code present?
- It is not recommended to drive the vehicle with this code active, as it can lead to further engine issues and potential damage.
6. How can I repair the P227C code in my 2016 Chevrolet Silverado?
- Repair may involve replacing the barometric pressure sensor, repairing any damaged wiring, or reprogramming the engine control module if necessary.
7. Are there any DIY fixes for the P227C code in a 2016 Chevrolet Silverado?
- While you can check the sensor connections and wiring yourself, diagnosing and repairing the issue may require professional help due to the complexity of the system.
8. How much does it cost to fix the P227C code in a 2016 Chevrolet Silverado?
- Repair costs can vary depending on the exact cause of the issue, but they typically range from $100 to $300 for parts and labor.
9. Can a P227C code in a 2016 Chevrolet Silverado cause other problems if left unresolved?
- Ignoring the P227C code can potentially lead to decreased fuel economy, engine misfires, and overall poor vehicle performance.
10. How can I prevent the P227C code from reoccurring in my 2016 Chevrolet Silverado?
- Regular maintenance, such as checking the sensor connections and ensuring proper engine operation, can help prevent the recurrence of this code.
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