Skip to main content
Learn more about the Audi P051000 code.

P051000 OBD-II Trouble Code

Understand what P051000 means for your Audi and book further diagnostics with our VAG specialists.

What is Code P051000?

When your Audi’s check engine light turns on and shows this code, it means the On-Board Diagnostic (OBD-II) system has detected an issue with Closed Throttle Pos.Switch Malfunction.

P051000

Closed Throttle Pos.Switch Malfunction.

P051000 – Technical Description

  • Audi OBD-II Code: P051000
  • Fault Type: Closed Throttle Pos.Switch Malfunction

How We Diagnose Audi Fault Code P051000

At VGS Performance, we use dealer-level Audi diagnostic tools to confirm the root cause before any repair work begins. Our diagnostic service includes:
  • Full OBD-II and Audi-specific fault code scan
  • Live data monitoring and actuator testing
  • Electrical and oil-flow checks
  • Clear report with repair recommendations
Learn more about our diagnostic services.

FAQs About Code P051000

What does P051000 mean on an Audi?
It indicates a fault with Closed Throttle Pos.Switch Malfunction.
What does an Audi OBD-II code mean?
Every code points to a specific fault detected by your Audi’s onboard computer. So codes such as P051000 helps our Swindon technicians locate issues faster and more accurately.
Can I clear OBD codes myself?
You can clear codes with a scanner, but if the issue hasn’t been properly fixed, the fault will return. It’s best to bring your Audi in so we can diagnose and resolve it correctly.
Audi diagnostic tools used to detect code P051000

Audi Models Commonly Affected by Code P051000

The Audi P051000 fault code can appear across a range of models and engines within the Audi lineup. Because many vehicles share similar electronic and timing systems, this code isn’t limited to one particular model.
We’ve seen codes like P051000 appear on cars such as the Audi A3, A4, A5, Q5 and TT, as well as other petrol and diesel variants. In most cases, it’s the engine management system detecting a performance or communication issue that needs to be checked.
Whether you drive a compact Audi A3 or a larger Q-series SUV, our diagnostic equipment can read and interpret the fault accurately. Once identified, we’ll confirm the cause and advise on the best next step to keep your Audi running as it should.
Although the fault details vary, the core issue usually relates to Closed Throttle Pos.Switch Malfunction, which requires accurate testing and data analysis. We use dealer-level VAG diagnostic tools to monitor live data, verify system performance, and pinpoint the exact cause before carrying out any repairs.

Need Help with Code P051000?

If you’ve scanned your Audi and found P051000 If you’ve scanned your Audi and found P0010, our team can confirm the fault and carry out any repairs needed. We use official VAG equipment to ensure accuracy and reliability.
Other VWGS Services


Online Booking

Book this service with VGS Performance online in just a few clicks. Fast, easy, and instant.

Latest News & Updates

Stay up to date with what’s happening this in the workshop. From performance upgrades and servicing tips to featured builds and behind-the-scenes posts, we cover it all.
24 November 2025
We’ve been working in the background for the past few months, and from 1 December we’re officially…
1 November 2025
We now have four loan cars available for customers from £20 per day. They’re a simple option if yo…
17 October 2025
Many drivers don’t realise that we use the same diagnostic system found in VW Group dealerships. O…