P0223 2014 GMC Sierra Code - Throttle Position Sensor 2 Circuit High Voltage
Quick Answer
The Throttle Body Assembly contains a contact-less inductive throttle position sensing element that is managed by a customized integrated circuit. Common causes include Faulty Throttle Body Assembly, Throttle Body Assembly harness is open or shorted, Throttle Body Assembly 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
- P0223 2014 GMC Sierra indicates Throttle Position Sensor 2 Circuit High Voltage.
- Common causes
- Common causes include Faulty Throttle Body Assembly, Throttle Body Assembly harness is open or shorted, Throttle Body Assembly 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 P0223 2014 GMC Sierra Description
What are the Possible Causes of the DTC P0223 2014 GMC Sierra?
- Faulty Throttle Body Assembly
- Throttle Body Assembly harness is open or shorted
- Throttle Body Assembly circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0223 2014 GMC Sierra?
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 P0223 2014 GMC Sierra 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 P0223 2014 GMC Sierra Code
1. What does the OBDII code P0223 mean on a 2014 GMC Sierra?
P0223 indicates that the Throttle Position Sensor (TPS) 2 circuit is experiencing a high voltage issue, which could affect the throttle system's performance.
2. What are the common symptoms of code P0223 on a 2014 GMC Sierra?
Symptoms include reduced engine power, poor acceleration, the "Reduced Engine Power" warning message, or the Check Engine Light turning on.
3. What causes the P0223 code on a GMC Sierra?
Common causes include a faulty throttle position sensor, damaged wiring or connectors in the TPS circuit, or issues with the powertrain control module (PCM).
4. Can I drive my 2014 GMC Sierra with a P0223 code?
Driving with this code is not recommended as it can cause reduced power, poor throttle response, and potential safety issues.
5. How do I diagnose a P0223 code on a 2014 GMC Sierra?
Start by inspecting the TPS wiring and connectors for damage or corrosion. Then, use a multimeter to check the voltage at the TPS and test the sensor itself.
6. How do I fix the P0223 code on my GMC Sierra?
Repairs may include replacing the throttle position sensor, repairing damaged wiring, cleaning corroded connectors, or reprogramming the PCM if necessary.
7. How much does it cost to fix a P0223 code on a 2014 GMC Sierra?
The cost of repair depends on the issue. TPS replacement typically costs $100-$300, while wiring repairs or PCM reprogramming may vary.
8. Can a dirty throttle body cause a P0223 code on a GMC Sierra?
While a dirty throttle body is not a direct cause, it can affect throttle response and should be cleaned as part of regular maintenance.
9. Does resetting the Check Engine Light fix the P0223 code?
Resetting the light clears the code temporarily, but the underlying issue must be repaired to prevent the code from returning.
10. How do I prevent the P0223 code from occurring again?
Regularly inspect and maintain the throttle body, TPS, and wiring to ensure they are clean and free of damage.
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