Tag: Ross-Tech

  • Sensors on the VW/Audi EA888 Engine (A Complete Guide) — Part 2

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    In Part 1, I explored the sensors responsible for controlling airflow and turbocharger boost. Those sensors tell the Engine Control Module (ECM) how much air is entering the engine and how much boost the turbocharger is producing. However, air alone is not enough. The ECU must also know: The sensors covered in this section work…

  • Sensors on the VW/Audi EA888 Engine (A Complete Guide)-Part 1

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    The Volkswagen Audi Group (VAG) EA888 engine is one of the most advanced turbocharged gasoline engines ever produced. Whether installed in a Volkswagen Golf GTI, Golf R, Sportwagen, Jetta GLI, Tiguan, Passat, or an Audi A3, A4, A5, Q3, or Q5, the EA888 engine depends on dozens of electronic sensors working in harmony to optimize…

  • VCDS Scanner: The Most Important Tool I Used to Fix My Volkswagen EPC Light Issue (IS12 Turbocharger)

    When the EPC light appeared on my Volkswagen Sportwagen, I had no idea that a $199 diagnostic tool would eventually save me thousands of dollars in unnecessary repairs. During my investigation of the P00AF turbocharger fault code, I quickly realized that I needed more than a generic OBD-II scanner. I needed access to live sensor…