Engine-CodesAudi – P1517 Audi

P1517 Audi Code - Main Relay Circuit Electrical Malfunction

Quick Answer

The P1517 Audi code indicates a Main Relay Circuit Electrical Malfunction. Common causes include Faulty main relay due to wear and tear, Corrosion or loose connections in the electrical system, Electrical short circuit in the main relay circuit. 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
P1517 Audi indicates Main Relay Circuit Electrical Malfunction.
Common causes
Common causes include Faulty main relay due to wear and tear, Corrosion or loose connections in the electrical system, Electrical short circuit in the main relay circuit.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1517 Audi Description

The P1517 Audi code indicates a Main Relay Circuit Electrical Malfunction. In simpler terms, this means that there is an issue with the main relay in the vehicle's electrical system. The main relay is responsible for supplying power to various components in the vehicle, such as the fuel pump, ignition system, and other critical systems. When this relay malfunctions, it can lead to a variety of issues that can impact the overall performance and drivability of the vehicle.

OBDII Code P1517 Audi - Main Relay Circuit Electrical Malfunction
P1517 Audi Code - Main Relay Circuit Electrical Malfunction

Common Causes of P1517 Audi

  1. Faulty main relay due to wear and tear.
  2. Corrosion or loose connections in the electrical system.
  3. Electrical short circuit in the main relay circuit.
  4. Issues with the vehicle's battery or charging system.
  5. Faulty PCM (Powertrain Control Module) or ECM (Engine Control Module).

Symptoms of P1517 Audi

  1. Engine stalling or hesitation during acceleration.
  2. Difficulty starting the vehicle or intermittent starting issues.
  3. Electrical components not functioning correctly, such as the fuel pump or ignition system.
  4. Check Engine Light illuminated on the dashboard.
  5. Reduced fuel efficiency or overall performance of the vehicle.

How to Fix P1517 Audi

  1. Diagnose the main relay circuit using a multimeter to pinpoint the exact issue.
  2. Inspect and clean all connections in the electrical system to ensure proper contact.
  3. Replace the main relay if it is found to be faulty, ensuring it is the correct part for the vehicle.
  4. Clear the diagnostic trouble codes and perform a test drive to confirm the issue has been resolved.
  5. If the problem persists, further inspection of the PCM or ECM may be necessary.

Cost to Fix P1517 Audi

The typical repair costs for a P1517 Audi code can vary depending on the specific issue and the labor rates in your area. On average, the parts for a main relay replacement can range from $50 to $150, while the labor costs can be between $100 to $200. Overall, you can expect to pay anywhere from $150 to $350 for this repair. It's essential to note that additional diagnostic time and potential related repairs may increase the total cost. Be sure to consult with a trusted mechanic or repair shop to get an accurate estimate based on your vehicle's make and model.

Need more information about the P1517 Audi code?

Need more information on how to fix the P1517 Audi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1517 Audi 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 P1517 Audi Code

No Frequently Asked Questions about P1517 Audi Code found.

Discuss the causes and fixes for P1517 Audi OBDII Code

Code P1517 Audi comments

No comments found for this page.