P1002 2014 Chevrolet Silverado Code - Fuel Pump Driver Control Module System Voltage Performance
Quick Answer
The P1002 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the Fuel Pump Driver Control Module System Voltage Performance. Common causes include Faulty fuel pump driver control module, Wiring or connection issues in the fuel pump circuit, Electrical problems such as a blown fuse or relay. 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
- P1002 2014 Chevrolet Silverado indicates Fuel Pump Driver Control Module System Voltage Performance.
- Common causes
- Common causes include Faulty fuel pump driver control module, Wiring or connection issues in the fuel pump circuit, Electrical problems such as a blown fuse or relay.
- 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 P1002 2014 Chevrolet Silverado Description
The P1002 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the Fuel Pump Driver Control Module System Voltage Performance. This code is set when the Powertrain Control Module (PCM) detects that the voltage from the fuel pump driver control module is outside the expected range, affecting the fuel pump's operation.
Common Causes of P1002 2014 Chevrolet Silverado
- Faulty fuel pump driver control module
- Wiring or connection issues in the fuel pump circuit
- Electrical problems such as a blown fuse or relay
- PCM malfunction or software issues
- Corrosion or water damage in the fuel pump driver control module
Symptoms of P1002 2014 Chevrolet Silverado
- Engine misfires or hesitation during acceleration
- Difficulty starting the engine or a no-start condition
- Reduced fuel efficiency
- Illuminated check engine light
- Rough idling or stalling
How to Fix P1002 2014 Chevrolet Silverado
- Use a scan tool to retrieve the DTC and verify the P1002 code.
- Inspect the wiring and connections in the fuel pump circuit for any damage or corrosion.
- Test the fuel pump driver control module for proper voltage output and functionality.
- Replace the faulty fuel pump driver control module if necessary.
- Clear the DTC and perform a test drive to ensure the issue has been resolved.
Cost to Fix P1002 2014 Chevrolet Silverado
The typical repair costs for addressing a P1002 code on a 2014 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, it's essential to note that the actual cost can vary depending on the specific diagnosis time and labor rates at auto repair shops. Rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower prices. It's recommended to obtain multiple quotes and compare prices before proceeding with the repair.
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Frequently Asked Questions about P1002 2014 Chevrolet Silverado Code
1. What does the OBDII code P1002 mean on a 2014 Chevrolet Silverado?
P1002 indicates an issue with the Fuel Pump Driver Control Module (FPCM) system voltage, meaning the module isn’t operating within the expected voltage range.
2. What are the common symptoms of code P1002 in a 2014 Chevrolet Silverado?
Symptoms can include difficulty starting the engine, stalling, reduced engine performance, or a check engine light illuminated.
3. What causes the P1002 code to appear on a 2014 Chevrolet Silverado?
Possible causes include a faulty Fuel Pump Driver Control Module, wiring issues such as damaged or corroded connectors, low battery voltage, or a failing fuel pump.
4. Can I drive my 2014 Chevrolet Silverado with a P1002 code?
Driving with a P1002 code is not recommended, as it may cause further damage to the fuel system or leave you stranded due to fuel delivery issues.
5. How is the P1002 code diagnosed in a 2014 Chevrolet Silverado?
A mechanic will scan for codes, inspect wiring and connectors in the FPCM circuit, test battery voltage, and potentially test the fuel pump operation and module functionality.
6. How do you repair a P1002 code on a 2014 Chevrolet Silverado?
Repairs may involve replacing the Fuel Pump Driver Control Module, repairing or replacing damaged wiring, cleaning corroded connectors, or addressing battery voltage issues.
7. How much does it cost to fix the P1002 code on a 2014 Chevrolet Silverado?
Repair costs vary depending on the issue but typically range from $150 to $600, with module replacement being the most expensive.
8. Can a weak battery cause a P1002 code in a 2014 Chevrolet Silverado?
Yes, a weak or failing battery can cause insufficient voltage to the Fuel Pump Driver Control Module, triggering the P1002 code.
9. Does the fuel pump itself need to be replaced for a P1002 code?
Not always. The fuel pump should only be replaced if it’s diagnosed as the root cause of the voltage performance issue.
10. How can I prevent the P1002 code from recurring in my 2014 Chevrolet Silverado?
Regularly inspect and maintain the electrical system, ensure the battery is in good condition, and address any wiring or connector issues promptly.
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