APR Bosch MED17 EMCS Program Switching Walkthough

APR Mobile is a simple yet powerful tool designed to enhance the APR tuning experience.

APR Mobile installs on smart phones, tablets and other devices and provides a wireless connection to the vehicle's engine control unit or ECU. Once connected, the device can be used to access APR's EMCS program switching features, read and clear fault codes and data log the ECU at high data rates not found on other commercially available tools. The app can also be used to access APR's latest news articles, locate dealers in APR's network and review previously saved data logging sessions.

With direct access to the ECU, APR Mobile has the ability to support and interact with any functionality APR codes into the OEM ECU. That which is available today is only the beginning!
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APR Presents: 3.0 TFSI EMCS Program Switching

Over the past two years, APR's engineering teams worked intimately with the new Continental/Siemens Simos 8.4 ECU to deliver the world's first true ECU upgrade for the 3.0 TFSI. This granted APR unrestricted access to every map, variable and function within the ECU to deliver expertly calibrated performance software as if intended by the OEM. APR is pleased to announce another world's first: APR's patented 3.0 TFSI EMCS Program Switching.

APR's Patented EMCS Program Switching adds extra functionality to the factory ECU giving users the ability to switch programs right from the driver seat without ever purchasing another piece of hardware. Using the factory cruise control stalk, APR's EMCS offers the following features:

Program Switching:

Programs switching gives the user the ability to switch between the exact same stock calibration originally loaded on the ECU, fuel quality specific APR performance calibrations for various premium and race fuel octanes as well as a reduced output 'Valet' mode designed to prevent misuse of the vehicle by unauthorized individuals.

Security Lockout:

Security lockout enables the user to prevent unauthorized individuals from using any APR EMCS functionality without use of a user defined security code. When enabled, APR EMCS is completely invisible. Because no external hardware is required an extra level of security is added by preventing others from obtaining hardware devices to unlock your EC
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The APR Stage I ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware modifications, and produces 234-262 HP with 270-311 FT-LBS of torque depending on fuel grade. Gains as high as 45-73 HP and 59-100 FT-LBS of torque are available throughout the power band, depending on fuel grade and factory output, making the vehicle exceptionally quicker in all scenarios. Optionally, APR Plus is available with a factory term limit matching limited powertrain warranty and delivers 234 HP with 270 FT-LBS of torque! APR Stage 1 is available for 87 AKI, 91 AKI, 93 AKI, 100 AKI, 104 AKI, and E60-E85 fuel grades in North America! Learn more on our product page and GOAPR!
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The APR Stage I ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware modifications, and produces 234-262 HP with 270-311 FT-LBS of torque depending on fuel grade. Gains as high as 45-73 HP and 59-100 FT-LBS of torque are available throughout the power band, depending on fuel grade and factory output, making the vehicle exceptionally quicker in all scenarios. Optionally, APR Plus is available with a factory term limit matching limited powertrain warranty and delivers 234 HP with 270 FT-LBS of torque! APR Stage 1 is available for 87 AKI, 91 AKI, 93 AKI, 100 AKI, 104 AKI, and E60-E85 fuel grades in North America! Learn more on our product page and GOAPR!
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