P0628 2017 Chevrolet Silverado Code - Fuel Pump Speed Output Circuit Low Voltage
Quick Answer
The P0628 diagnostic trouble code (DTC) in a 2017 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, A 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 2017 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, A 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 2017 Chevrolet Silverado Description
The P0628 diagnostic trouble code (DTC) in a 2017 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 fuel pump's speed and ensuring proper fuel delivery to the engine. When the voltage in the fuel pump speed output circuit drops below the specified threshold, the P0628 code is triggered.
Common Causes of P0628 2017 Chevrolet Silverado
- Damaged wiring or connectors in the fuel pump speed output circuit.
- A faulty fuel pump control module.
- Malfunctioning fuel pump.
- Corrosion or poor connections in the circuit.
- Electrical issues such as a blown fuse or relay.
Symptoms of P0628 2017 Chevrolet Silverado
- Engine stalling or hesitation during acceleration.
- Rough idling or misfires.
- Difficulty starting the vehicle.
- Reduced fuel efficiency.
- Illumination of the check engine light.
How to Fix P0628 2017 Chevrolet Silverado
- Begin by conducting a thorough inspection of the wiring, connectors, and components in the fuel pump speed output circuit to identify any visible damage or loose connections.
- Test the fuel pump control module and fuel pump to determine if they are functioning properly.
- Replace any damaged wiring, connectors, or components as needed.
- Clear the DTC from the vehicle's computer using a diagnostic scanner.
- Test drive the vehicle to ensure that the issue has been resolved and that the fuel pump is operating correctly.
Cost to Fix P0628 2017 Chevrolet Silverado
The typical repair costs for addressing a P0628 code in a 2017 Chevrolet Silverado can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically falling between $80 and $150. Rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower prices. For a more accurate estimate, it is recommended to inquire with local auto repair shops.
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