P0628 2015 Chevrolet Silverado Code - Fuel Pump Speed Output Circuit Low Voltage
Quick Answer
The P0628 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the Fuel Pump Speed Output Circuit Low Voltage. Common causes include Damaged wiring or connectors in the fuel pump speed output circuit, Faulty fuel pump control module, Malfunctioning fuel pump. 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
- P0628 2015 Chevrolet Silverado indicates Fuel Pump Speed Output Circuit Low Voltage.
- Common causes
- Common causes include Damaged wiring or connectors in the fuel pump speed output circuit, Faulty fuel pump control module, Malfunctioning fuel pump.
- 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 P0628 2015 Chevrolet Silverado Description
The P0628 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the Fuel Pump Speed Output Circuit Low Voltage. This code is specifically related to the fuel pump control module, which is responsible for regulating the speed of the fuel pump. The fuel pump speed output circuit is designed to provide the necessary voltage to control the fuel pump's operation efficiently. When the voltage in this circuit drops below the specified threshold, the P0628 code is triggered, indicating a potential issue with the fuel pump speed output circuit.
Common Causes of P0628 2015 Chevrolet Silverado
- Damaged wiring or connectors in the fuel pump speed output circuit
- Faulty fuel pump control module
- Malfunctioning fuel pump
- Issues with the vehicle's power supply
- Corrosion or moisture in the fuel pump speed output circuit
Symptoms of P0628 2015 Chevrolet Silverado
- Engine misfires
- Stalling or hesitation during acceleration
- Reduced fuel efficiency
- Illuminated check engine light
- Difficulty starting the engine
How to Fix P0628 2015 Chevrolet Silverado
- Begin by conducting a thorough inspection of the fuel pump speed output circuit, checking for any damaged wiring or connectors. Repair or replace any faulty components as needed.
- Test the fuel pump control module to determine if it is functioning correctly. Replace the module if it is found to be faulty.
- Inspect the fuel pump for any signs of malfunction, such as low pressure or irregular operation. Replace the fuel pump if necessary.
- Check the vehicle's power supply to ensure that it is providing the correct voltage to the fuel pump speed output circuit. Address any power supply issues that may be affecting the fuel pump's operation.
- Clear the DTC and test drive the vehicle to verify that the issue has been resolved. Monitor the fuel pump's operation to ensure that it is functioning properly.
Cost to Fix P0628 2015 Chevrolet Silverado
The typical repair costs for addressing the P0628 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair can range from $200 to $500, with labor costs adding an additional $100 to $300. Overall, the total repair cost for resolving the Fuel Pump Speed Output Circuit Low Voltage issue is likely to fall between $300 and $800. It is important to note that these estimates are approximate and actual costs may vary based on factors such as location, labor rates, and the need for additional repairs. It is recommended to consult with a qualified mechanic or auto repair shop to obtain a more accurate cost estimate for this repair.
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