Audi S4/RS4 2.7 biturbo (AGB, AZB)

MaxxECU V1 Plugin ECU solution with full CAN bus implemantion

Fast and easy installation

Approx 3 hours of installation time, then you are ready for tuning

True plugin solution

Supports stock E-Throttle and CAN bus instrumentation.

2.7 biturbo engine

Unleash the full potential of the Audi 2.7 biturbo engine with the advanced MaxxECU engine management

Selected MaxxECU advantages
  • Built-in MAP-sensor (up to 43 psi / 3bar of boost pressure)
  • MDash/RealDash Android app connectivity
  • Superfast USB communication
  • High or low impedance injector support
  • No changes in original electronics
  • Direct access to 6 EGT-sensors
Selected vehicle features
  • Uses stock harness, easy installation
  • The air mass meter is removed
  • Controls idle valve, AC, tachometer and other instruments
  • Controls E-Throttle, EVAP and other valves
  • Full CAN bus control of the stock dash
  • Stock lambda sensor(s) is replaced with the included wideband sensor
Selected MaxxECU functions
  • Boost control
  • Launch control
  • Shift-cut
  • Lambda control
  • Boost level switching
Compatibility
Target engines of MaxxECU RACE
  • All 1-12 cylinder engines (4-stroke)
  • Up to 8 cylinders fully sequentially
  • Up to 12 cylinders in wasted spark
MaxxECU RACE inputs
  • Intake air temperature sensor (IAT)
  • Coolant temperature sensor (CLT)
  • Throttle position sensor (TPS)
  • Lambda (WBO) sensor. Uses a sensor directly connected to the ECU without any additional electronics. Supports Bosch LSU 4.2 and 4.9
  • 2 trigger inputs. VR or digital. Automatic trigger level detection. The signals are processed by a completely separated processor for maximum performance and immunity against interference
  • 2 extra temperature sensors. Can be used as switches or control of additional functions
  • 2 knock sensor inputs
  • 6 extra 0-5V inputs. Can be used for additional sensors such as measurement oil/fuel pressure
  • 4 extra digital inputs used for example speed sensors (VR / Hall) or switches
  • 8 EGT TYPE-K/N inputs (1200C/2200F) in separate harness
MaxxECU RACE outputs
  • 8 peak/hold injector outputs. 1-2 high or low impedance injectors per output. 8A per output
  • 8 ignition outputs. 5V signal to drive ignition modules, CDI units or coils
  • 9 extra LOW DRIVING outputs for additional features. Can be adjusted to control virtually anything like fuel pumps, idle valves. GPO 1-8,10 (2A), GPO 9 (5A)
  • 2 extra +12V DRIVING outputs (GPO 15,16) (2A)
  • 4 extra motor outputs (ex E-Throttle). GPO 11-14 (2A)
MaxxECU RACE technical
  • CAN bus for expansion modules, OEM vehicle CAN, OBDII
  • USB communication for tuning with MTune
  • Bluetooth for connecting to mobile devices with MDash
  • 8MB memory for internal logging, up to 1000Hz.
  • Supply voltage 8-22V
  • ARM Cortex-M3 120MHz main processor. Three extra processors to handle the trigger, injectors and knock detection
  • Resolution on ignition: 0.1 degrees
  • Resolution on injectors: 0.001 ms
  • Updates the fuel and ignition calculations 2000 times per second
  • The fastest PC communication on the market
  • 50Hz sampling rate on all EGT inputs
  • 1000Hz sampling rate on all analog inputs
  • Weight: 880g
  • 155x195x40mm (including mounting points, excluding connector)
MTune tuning features
MaxxECU trigger support
  • VR-sensor or digital (Hall, opto)
  • Distributor
  • Standard missing tooth (60-2, 36-1). Supports ranges from 2-1 to 180-4
  • Missing tooth on CAM
  • Multitooth trigger (2+1 to 180+1)
  • Audi 5-cyl
  • Chrystler Hemi SRT-8 32-2-2
  • Diahatsu Mira 3-cyl (3+1 on cam).
  • Diahatsu Mira JB (4+1 on CAM)
  • Dodge Viper V10 (gen 1 92-95)
  • Dodge Viper V10 (gen 2 96-02)
  • Ford Cosworth (4 on crank, 2 on cam)
  • GM LSx
  • GM LS 24x, any cam pattern
  • GM LT5 gen I (8+1 on crank)
  • Harley davidson EVO
  • Honda K20 (12+1)
  • Honda K20A2 (with CAM sensor)
  • Honda K20Z4 12+1 crank with 4+1 cam trigger
  • Jeep Cherokee (MJ-XJ 19)
  • Kawasaki JET SKI 1100 DI STX
  • Mazda 1.6 MX5/Miata/Eunos
  • Mazda MX5 NB (99-05)
  • Mazda RX8, 2 (Z engines) 36-2-2-2
  • Mitsubishi 4/2
  • Mitsubishi EVO X
  • Nissan CAS
  • Nissan HR16DE
  • Nissan VQ30DE
  • Nissan VQ35DE
  • Renix 44-2-2
  • Renix 66-2-2-2
  • Rover V8 (8+1 on crank)
  • Rover K-series (lotus elise) 1.8
  • Single pulse per 720 degrees (piggyback trigger)
  • Subaru EJ20 (early) 6crank+7cam teeth
  • Subaru EJ20 (late) 36 teeth
  • Suzuki 13B (requires modified trigger wheel)
  • Suzuki G16B (ON CAM)
  • Suzuki GSX (with digital sensor)
  • Suzuki Swift 2012 - 2017 K12B
  • Suzuki Swift M15A 2005 - 2010
  • Yamaha jet ski waverunner (2010)
MaxxECU CAM signal support
  • On Cam (1 pulse per cam rev.)
  • 2JZ 3-teeth 7 VTTi
  • N-1 on cam (missing tooth)
  • N+1 extra tooth
  • Alfa Romeo Twin Spark 95 - 05
  • AMG C63 V8
  • BMW 6+1 extra (S50)
  • BMW M62 (rising)
  • BMW S65
  • Chrystler Hemi SRT-8
  • Ford BARRA
  • Ford Cosworth (4 on crank, 2 on cam)
  • Ford Duratec (CAM)
  • Ford ST170 (CAM)
  • Ford Mustang 5.0 Coyote
  • Honda CBR1000RR (2+1)
  • Honda K20A2
  • Honda F20C
  • Honda J35A3
  • Honda L15A
  • GM LS3
  • MAP sensor as sync on ITB
  • MAP sensor as sync on V-Twin
  • Mazda MX5 NB cam trigger with missing tooth
  • Mazda MX5 NC
  • Mazda 2 (Z engines)
  • Mitsubishi Evo cam
  • Nissan VQ35DE
  • Nissan VQ30DE
  • Nissan HR16DE
  • Nissan VK45DE
  • Nissan QG18
  • Porsche 996 2001-2005 M96/70
  • Subaru MY06 - MY14 (WRX STI)
  • Suzuki swift 2012-2017 K12B
  • Suzuki Swift M15A 2005 - 2010
  • Suzuki K15B
  • Toyota 1GR-FE/3UR-FE
  • Toyota 2NR
  • Volvo T5/T6
  • Volvo B5244S
  • VW 1.8T (CAM)
MaxxECU engine protections
  • EGT fuel correction
  • Lean power cut
  • EGT power cut
  • Rev limit
  • Advanced warning and protection system
  • Lambda fuel correction
MaxxECU auto transmission support
  • 4L80E/4L85E
  • 4L60E/4L65E
  • Toyota A340E
  • Toyota A341E
  • Toyota A650E
MaxxECU functionality
  • Launch control (up to three stages)
  • Rolling launch
  • Anti-lag using solenoid or E-Throttle
  • Traction control
  • Power management
  • Shift-cut
  • Overrun fuel cut
  • Lambda control (closed loop)
  • Nitrous control
  • AC control
  • Boost control (closed/open loop), extra compensation tables.
  • Boost level switching
  • E-Throttle support
  • VANOS/VVTi support
  • Logging: Internal up to 1000Hz, PC logging 20Hz
  • Built-in error diagnostics and handling
  • Idle control using E-Throttle, idle solenoid, stepper motor or ignition timing
  • Closed loop anti-stall
  • Ignition timing lock for easy synchronization with timing light
  • Flex fuel
MaxxECU advanced features
  • Speed limiters
  • Individual fuel correction per cylinder
  • Injector staging
  • Virtual fuel tank/fuel consumption
  • Filters on TPS, RPM and MAP signals
  • Trailing ignition
  • Virtual inputs/internal outputs to activate internal functions
  • Use of TYPE-K sensor to report IAT up to 350 degree C/660 F
  • Wastegate control with CO2 for predictable boost
  • Extra user table activation based on user defined settings
  • After launch power limit, function to control traction after launch
  • CAN inputs (advanced) - Receive CAN data from external electronics and use in MaxxECU, such as OEM vehicle buttons.
  • Automatic starting and stopping of internal log function based on user conditions (speed, load, error code etc.)
  • Timers and distance counters
  • CAN for OEM protocols, OBDII, and CAN modules
  • Clutch slip control with user defined tables (as an example)
  • Measure injector resistance directly from software
  • Built-in trigger oscilloscope
  • Built-in trigger logger
  • Flexible load/speed axis selection
  • Flexible user output functions
  • Flexible user PWM/FREQ output functions
  • Speedometer output function
  • Tachometer output selectable 5/12V, supports external flyback coil
  • Sequential gearbox control
MaxxECU VANOS/VVTi support
  • Even teeth
  • Alfa Romeo Twin Spark 95 - 05
  • AMG C63 V8
  • BMW 6+1 extra (S50)
  • BMW M62 (rising)
  • BMW S65
  • Chrystler Hemi SRT-8 32-2-2
  • Ford BARRA
  • Ford Duratec (CAM)
  • Ford Mustang 5.0 Coyote
  • Ford ST170 (CAM)
  • Honda K20A2
  • GM LS3
  • N-1 on cam (missing tooth)
  • N+1 extra tooth
  • Nissan VQ35DE
  • Nissan HR16DE
  • Nissan VK45DE
  • Volvo T5/T6
  • Mazda MX5 NB cam trigger with missing tooth
  • Mazda MX5 NC
  • Mitsubishi EVO (MIVEC)
  • Subaru MY06 - MY14 (WRX STI)
  • Suzuki swift 2012-2017 K12B
  • Suzuki Swift M15A 2005 - 2010
  • Suzuki K15B
  • Toyota 1GR-FE/3UR-FE
  • Toyota 2NR
  • Volvo T5/T6
  • Volvo B5244S
  • VW 1.8T (CAM)
  • Porsche 996 2001-2005 M96/70
Audi S4/RS4 with ME 7.1 ECU replacement MaxxECU solution
Audi S4/RS4 with ME 7.1 ECU replacement MaxxECU solution
Direct access to 6 EGT inputs on the Audi S4 2.7 biturbo MaxxECU RACE Plugin ECU solution
Direct access to 6 EGT inputs on the Audi S4 2.7 biturbo MaxxECU RACE Plugin ECU solution
All functions on the extra cables are printed on the cables
All functions on the extra cables are printed on the cables
MaxxECU RACE H2O, the waterprotected unit as an option for the Audi ME 7.1 where the ECU needs to be mounted in the engine bay
MaxxECU RACE H2O, the waterprotected unit as an option for the Audi ME 7.1 where the ECU needs to be mounted in the engine bay
The Audi vehicle ECU connector
The Audi vehicle ECU connector
MaxxECU RACE Plugin-ECU for Audi S4 with 2.7 biturbo engines
MaxxECU RACE Plugin-ECU for Audi S4 with 2.7 biturbo engines
Technical documentation

Included items

BASIC

STANDARD

PREMIUM
The MaxxECU motorsport unit
ECU connector (s) and terminal (s)
Wiring harness for ECU connector 1
USB cable for superfast communication
Push-lock to barb (MAP-sensor connection)
MAP-sensor push-to-lock hose kit
Printed wiring diagram
Printed quick start guide
All items in a box
Bosch LSU 4.2 wideband oxygen sensor (2 for PRO)
LSU 4.2 connector (2 for PRO)
Additional wiring harnesses (if available for the ECU)