P0273 2017 Chevrolet Silverado Code - Cylinder 5 Injector Control Circuit Low Voltage
Quick Answer
The P0273 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates an issue with the Cylinder 5 Injector Control Circuit experiencing low voltage. Common causes include Faulty fuel injector in cylinder 5, Damaged wiring or connectors in the injector control circuit, Malfunctioning Engine Control Module (ECM). 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
- P0273 2017 Chevrolet Silverado indicates Cylinder 5 Injector Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty fuel injector in cylinder 5, Damaged wiring or connectors in the injector control circuit, Malfunctioning Engine Control Module (ECM).
- 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 P0273 2017 Chevrolet Silverado Description
The P0273 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado indicates an issue with the Cylinder 5 Injector Control Circuit experiencing low voltage. This code specifically points to a problem with the fuel injector in cylinder 5 not receiving enough voltage to function properly. The fuel injector is responsible for delivering the precise amount of fuel into the combustion chamber for efficient combustion. When the control circuit voltage is low, it can lead to a lean air-fuel mixture, misfires, rough idling, and overall poor engine performance.
Common Causes of P0273 2017 Chevrolet Silverado
- Faulty fuel injector in cylinder 5
- Damaged wiring or connectors in the injector control circuit
- Malfunctioning Engine Control Module (ECM)
- Poor power supply to the injector
- Corrosion or debris affecting the injector operation
Symptoms of P0273 2017 Chevrolet Silverado
- Engine misfires or rough idling
- Decreased engine performance
- Hesitation or stumbling during acceleration
- Reduced fuel efficiency
- Illumination of the Check Engine Light
How to Fix P0273 2017 Chevrolet Silverado
- Diagnose the specific cause of the low voltage issue by performing a thorough inspection of the fuel injector, wiring, connectors, and ECM.
- Test the fuel injector in cylinder 5 to determine if it is functioning properly or needs replacement.
- Check the wiring and connectors in the injector control circuit for any damage or corrosion, repairing or replacing as necessary.
- Verify the power supply to the injector and address any issues with the electrical system.
- Clear the DTC and perform a test drive to ensure the issue has been resolved and the vehicle is operating correctly.
Cost to Fix P0273 2017 Chevrolet Silverado
The typical repair costs for addressing a P0273 code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, replacing a fuel injector can cost between $150 and $300, while repairing wiring or connectors may range from $50 to $150. The total repair cost, including parts and labor, could range from $200 to $500 or more. It is important to note that the actual costs can vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the extent of the repairs needed. It is advisable to consult with a qualified mechanic or repair shop for a more accurate estimate based on the specific circumstances.
Tech Notes for P0273 2017 Chevrolet Silverado
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Frequently Asked Questions about P0273 2017 Chevrolet Silverado Code
What does the OBDII code P0273 mean for a 2017 Chevrolet Silverado?
P0273 indicates a Cylinder 5 Injector Control Circuit Low Voltage, meaning the engine control module (ECM) has detected a problem with the injector circuit for cylinder 5.
What are the common symptoms of code P0273 in a 2017 Chevrolet Silverado?
Symptoms may include rough idling, reduced engine performance, misfires, increased fuel consumption, and the check engine light turning on.
What causes the P0273 code to appear in a 2017 Chevrolet Silverado?
Common causes include a faulty fuel injector, damaged wiring, poor electrical connections in the injector circuit, or a malfunctioning ECM.
Can you drive a 2017 Chevrolet Silverado with the P0273 code?
It is not recommended to drive with this code, as it can lead to further engine damage, poor performance, and reduced fuel efficiency.
How do you diagnose the P0273 code on a 2017 Chevrolet Silverado?
Diagnosis involves inspecting the wiring and connectors for cylinder 5, performing resistance and voltage tests on the injector circuit, and possibly swapping the injector with another cylinder to confirm the issue.
How do you fix the P0273 code in a 2017 Chevrolet Silverado?
Repairs may include replacing the cylinder 5 fuel injector, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the ECM if necessary.
Can a bad fuel injector cause the P0273 code in a 2017 Chevrolet Silverado?
Yes, a faulty fuel injector can cause this code due to the inability to maintain proper voltage in the injector control circuit.
What tools are needed to troubleshoot the P0273 code on a 2017 Chevrolet Silverado?
You’ll need a diagnostic scanner, multimeter, and possibly a noid light to test the injector circuit and identify the source of the problem.
How much does it cost to fix the P0273 code on a 2017 Chevrolet Silverado?
Repair costs vary but typically range from $150 to $500 depending on whether the issue is with the injector, wiring, or ECM.
Can a failing ECM trigger the P0273 code in a 2017 Chevrolet Silverado?
Yes, a malfunctioning ECM can cause this code if it fails to properly control the voltage in the cylinder 5 injector circuit.
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