MaxxECU - Audi S4/RS4 2.7 biturbo (ME 7.1) MaxxECU RACE PNP WIDEBAND I/O on C2:

I/O on C2:

Genuine 4-Bar Bosch OEM manifold absolute pressure (MAP) sensor also known as boost pressure sensor

Fuel injectors can be replaced with optional high or low ohm

pin3: +5V sensor supply

MaxxECU - Audi S4/RS4 2.7 biturbo (ME 7.1) MaxxECU RACE PNP WIDEBAND I/O on C2:Built in exhaust temperature (type k) amplifiers in harness Uses stock vehicle knock sensor(s) Built in 400kPa(3bar boost) MAP sensor Fast and reliable USB PC communication Android MDash app wireless BT communication as dash Stock MAF sensor can be removed (if exist) and replaced with MaxxECU internal MAP sensor Control orginal idle solenoid, AC, tachometer and other original equipment* Fuel injectors can be replaced with optional high or low ohm