Audi DTC P1287 – Turbocharger bypass valve open
DTC P1287 meaning on Audi
DTC P1287 on an Audi indicates that the turbocharger bypass valve is open. The bypass valve is responsible for controlling the boost pressure in the turbocharger system. When the valve is open when it shouldn’t be, it can lead to performance issues and reduced engine power.
Audi DTC P1287 symptoms
Symptoms of DTC P1287 on an Audi may include reduced engine power, lack of acceleration, poor fuel efficiency, and potentially a check engine light on the dashboard. The vehicle may also exhibit turbo lag or unusual noises coming from the engine bay.
Audi DTC P1287 causes
The most common causes of DTC P1287 on an Audi include a faulty turbocharger bypass valve, a vacuum leak in the system, a malfunctioning wastegate, or issues with the turbocharger itself. It is essential to inspect these components thoroughly to determine the exact cause.
Audi DTC P1287 seriousness
DTC P1287 should be taken seriously as it can lead to reduced engine performance and potential long-term damage if not addressed promptly. Driving with the turbocharger bypass valve open can put additional stress on the engine and other components, leading to further issues down the line.
How to diagnose DTC P1287 on Audi
To diagnose DTC P1287 on an Audi, a mechanic would typically start by using a diagnostic scanner to retrieve the trouble codes stored in the vehicle’s computer. They would then inspect the turbocharger system, including the bypass valve, wastegate, and vacuum lines, for any signs of damage or leaks. A boost pressure test may also be performed to check the functionality of the turbocharger system.
How to fix DTC P1287 on Audi
Fixing DTC P1287 on an Audi often involves replacing the faulty turbocharger bypass valve or addressing any vacuum leaks in the system. The wastegate and turbocharger should also be inspected for proper operation. Once the root cause is identified, the necessary repairs or replacements can be carried out to resolve the issue.
How to erase DTC P1287 on Audi
After fixing the underlying issue causing DTC P1287 on an Audi, the trouble code can be erased using a diagnostic scanner. By clearing the code, the check engine light should turn off. It is essential to ensure that the repairs have been successful and that the issue causing the code has been resolved before clearing the code.
Recommended tools for Audi diagnostics
Explore our expert picks: The Best OBD2 Scanners for 2025
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.