I cleaned all surfaces with an air die grinder with various scotch-brite bits, then coated all mating surfaces with 1800F anti-seize. If the PCM is unable to accurately gauge the vane position, it will trigger the P003A code. Jun 26, 2024 · The P003A code can be caused by a variable geometry turbo (VGT) turbocharger that’s out of calibration, vane position sensor failure, turbocharger failure, or turbocharger vane control actuator solenoid failure. Common Causes of P003A: Sticking or faulty turbocharger vane actuator Boost control solenoid failure Wiring issues or poor connections in the boost control circuit Carbon buildup on turbo vanes Jun 18, 2022 · This oddball Chevy Cruze has a Diesel engine that doesn't run right after being replaced. Cleared the codes, turned on record live data and just went up the road, only got to 2ng gear, but i gave it a bit of welly, no smoke or hissing noise present this time, Feb 10, 2017 · Specifically on the posts and in the vane post holes. My check engine light had been on for quite a while and the codes that it was throwing were the typical turbo vane position sensor and underboost etc. The PCM relies on the turbo position sensor to ascertain the position of the vanes, which regulates the boost pressure in the engine. . The light has cycled off and the truck seems to be running o. Mar 31, 2021 · This video has some base line numbers for diagnosis if you are experiencing codes P003A & P2563. The P003a code is set if during that learn cycle, a problem occurs with the vane mechanism system that prevents the learn from completing. Anyone have luck getting the sticky vanes in the turbo to work correctly without replacing the turbo? I changed the vane position sensor, no luck. The issues causing this code can illuminate the check engine light and enable limp mode. Run archoil and code clears for a tank Jun 18, 2022 · This oddball Chevy Cruze has a Diesel engine that doesn't run right after being replaced. Sep 4, 2020 · Got a new boost pipe and also the actuator then I got these faults please help me 🙏. Excessive carbon from extended idling is also possible. ORThe time taken to determine the mean offset learned value at fully closed or fully open valve position is greater than 30 s. Mar 2, 2016 · This is a very common problem. Now the light came on and it is the turbocharger boost control position not learned. Second found gummed up turbo boost selenoid, installed new selenoid. Although generic, the exact repair steps may vary depending on year, make, model and powertrain configuratio You're inquiring about a turbo position sensor error and the steps to resolve it. You guys have helped me out numerous times. however, after checking the sensor and it's circuit, the car's fault was caused by a faulty Power Control Module. Essentially, this means the computer tells the turbo to close the vanes to a point between 0% and 100%, and periodically throughout your drive, it will repeat the process. Loss of power and a check engine light with code P003A means your turbocharger boost control position has exceeded its learning limit often causing a limp mode. After reading threads on here I geared up to take off How to find, test and replace the turbocharger vane position sensor on a chevy or gmc duramax engineIf this helped you out and saved you some time and/or mon Aug 3, 2025 · 2015 duramax. Nick breaks down what that code means, what the actually turbo looked like on the ins 2016 Civic : P003A Electric waste gate system not learned ADD AUTOMOBILE SERVICES (ADD MOBILE SERVICES) 10. k. Beyond that you'll need to watch the vane position to see what the issue might be. Faulty vane position sensor is possible, faulty control solenoid is possible. Jun 26, 2024 · Learn all about the P003A code--what it means, its common causes and symptoms, and how to fix this diagnostic trouble code. That may include but is not limited to vehicles from Chevy (Chevrolet), GMC (Duramax), Dodge, Ram (Cummins), Isuzu, Ford, Vauxhall, VW, etc. The CODE means Turbocharger Boost Control Position Not Learned. TRIED TO LEARN AND WILL NOT LEARN. Several potential reasons could lead to the P003A code, such as: * A malfunctioning turbo position sensor Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Our shop tow pig's stock turbo finally got the dreaded P003A diag code. Jul 18, 2013 · Unscrew the sensor, soak it in brake cleaner first until the plunger moves in/out easily by hand, dry off with compressed air, soak the end in WD40 then reinstall and see if it helps. The ECM determines that the difference between the turbocharger desired vane position sensor and the actual turbocharger vane position exceed a calibrated threshold during a valid learn event. And it keeps going into limp mode Please help me The fault code indicated a variable vane turbo position fault. 3K views 1 year ago NORTHWEST LIGHT TRUCK SERVICE, INC Jul 11, 2014 · I got this code, truck came up as engine power reduced, limped her home.

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