AutoCodes – Volkswagen – P1502 Volkswagen

P1502 Volkswagen Code - Fuel Pump Relay Circuit Short To Positive

Quick Answer

The Engine Control Module (ECM) monitors the Fuel Pump Relay Electrical Circuit. Common causes include Faulty Fuel Pump Relay, Fuel Pump Relay harness is open or shorted, Fuel Pump Relay 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: P1502 Volkswagen indicates Fuel Pump Relay Circuit Short To Positive.
Common causes: Common causes include Faulty Fuel Pump Relay, Fuel Pump Relay harness is open or shorted, Fuel Pump Relay 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.

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Code Popularity 8,761

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 24, 2021

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1502 Volkswagen Description

The Engine Control Module (ECM) monitors the Fuel Pump Relay Electrical Circuit. The ECM sets the OBDII code when the Fuel Pump Relay Electrical Circuit is not to factory specifications.

OBDII Code P1502 Volkswagen - Fuel Pump Relay Circuit Short To Positive - AutoCodes.com — P1502 Volkswagen Code - Fuel Pump Relay Circuit Short To Positive

What does this mean?

What are the Possible Causes of the DTC P1502 Volkswagen?

Faulty Fuel Pump Relay
Fuel Pump Relay harness is open or shorted
Fuel Pump Relay poor electrical connection

How to Fix the DTC P1502 Volkswagen?

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 P1502 Volkswagen 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.

Need more information about the P1502 Volkswagen code?

Need more information on how to fix the P1502 Volkswagen code? Get Access to Factory Service Manuals

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Get the P1502 Volkswagen code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1502 Volkswagen Code

1. What are common symptoms of OBDII code P1502 in a Volkswagen related to the fuel pump relay circuit?

- Common symptoms include difficulty starting the vehicle, engine stalling, and a check engine light illuminated on the dashboard.

2. What can cause the OBDII code P1502 in a Volkswagen indicating a fuel pump relay circuit short to positive?

- Possible causes include a faulty fuel pump relay, damaged wiring or connectors in the relay circuit, or a short circuit to positive in the fuel pump relay circuit.

3. How can I diagnose the OBDII code P1502 in my Volkswagen related to the fuel pump relay circuit?

- Diagnose the issue by checking the fuel pump relay and its connections, inspecting the wiring for any damage, and using a multimeter to test for short circuits in the circuit.

4. What are the potential risks of driving with OBDII code P1502 in a Volkswagen indicating a fuel pump relay circuit short to positive?

- Driving with this issue can lead to fuel pump failure, engine stalling while driving, and potential safety hazards on the road. It is recommended to address the problem promptly.

5. Can I repair OBDII code P1502 in my Volkswagen related to the fuel pump relay circuit on my own?

- Depending on your automotive knowledge and experience, you may be able to repair this issue yourself by replacing the faulty fuel pump relay, repairing damaged wiring, and clearing the trouble code.

6. Is it necessary to replace the fuel pump when dealing with OBDII code P1502 in a Volkswagen?

- In most cases, it is not necessary to replace the fuel pump itself when addressing the fuel pump relay circuit issue indicated by the P1502 code. Focus on checking and repairing the relay circuit first.

7. How much does it typically cost to repair OBDII code P1502 in a Volkswagen related to the fuel pump relay circuit?

- The cost of repairing this issue can vary depending on the extent of the damage, parts needed, and labor rates. It is advisable to consult with a mechanic for an accurate estimate.

8. Can a faulty fuel pump relay cause other issues besides triggering OBDII code P1502 in a Volkswagen?

- Yes, a faulty fuel pump relay can cause other issues such as fuel delivery problems, engine misfires, and overall poor engine performance.

9. Will disconnecting the battery reset the OBDII code P1502 in a Volkswagen related to the fuel pump relay circuit?

- Disconnecting the battery may temporarily clear the code, but it is recommended to diagnose and repair the underlying issue to prevent the code from reoccurring.

10. How long does it take to repair OBDII code P1502 in a Volkswagen caused by a fuel pump relay circuit short to positive?

- The repair time can vary based on the complexity of the issue and the availability of parts. In general, the repair may take a few hours to complete, but it is best to consult with a professional technician.