BMW X5 (E53)

BMW X5 (E53)

BMW M54 (MS42/43) RACE PLUGIN EXTRA 2000 - 2006

€1,799.00

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BMW M54 (MS42/43)

MaxxECU RACE plugin solution for BMW M54 engines with MS42 or MS43 DME


Fast and simple installation

Replace stock ECU and lambda sensor, do some simple wiring and off you go


Replace stock air-flow-meter

Remove and replace the stock air-flow-meter with MaxxECU's built-in MAP-sensor


BMW M54

6-cylinder engine from BMW with alot of potential


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
  • Uses stock wideband sensor(s)

Selected MaxxECU functions

  • Boost control
  • Traction control
  • Launch control
  • Shift-cut
  • Lambda control
  • Boost level switching

See full MaxxECU RACE feature list

Target engines of MaxxECU RACE

  • All 3-12 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, ODBII
  • 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)

See full MTune / MaxxECU feature list

MTune tuning features

  • 2D and 3D
  • Shortcuts for most operations
  • Interpolation
  • Local autotune
  • Live-logger
  • Superfast USB connection
  • Live tuning - No need to burn changes - instant save

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
  • Dodge Viper V10
  • GM LSx
  • GM LT5 GEN1
  • Honda K20 (12+1)
  • Honda K20A2 (with CAM sensor)
  • Honda K20Z4 12+1 crank with 4+1 cam trigger
  • Jeep Cherokee (MJ-XJ 19)
  • Mazda 1.6 MX5/Miata/Eunos
  • Mazda MX5 NB (99-05)
  • Mitsubishi 4/2
  • Mitsubishi EVO X
  • Nissan CAS
  • Nissan HR16DE
  • Nissan VQ35DE
  • Renix 66-2-2-2
  • Rover V8
  • Rover K-series (lotus elise) 1.8
  • Subaru EJ20
  • Suzuki 13B (requires modified trigger wheel)
  • Suzuki GSX (with digital sensor)

MaxxECU CAM signal support

  • On Cam (1 pulse per cam rev.)
  • 2JZ 3-teeth 7 VTTi
  • N-1 on cam (missing tooth)
  • AMG C63 V8
  • BMW 6+1 extra (S50)
  • BMW M62 (rising)
  • Chrystler Hemi SRT-8
  • Honda F20C
  • Honda J35A3
  • Honda L15A
  • GM LS3
  • Mitsubishi Evo cam
  • Ford Mustang 5.0 Coyote
  • Nissan VQ35DE
  • Nissan HR16DE
  • Nissan VK45DE
  • Porsche 996 2001-2005 M96/70
  • Mazda MX5 NB (99-05)
  • Volvo T5/T6
  • VW 1.8T (CAM)

MaxxECU VANOS/VVTi support

  • Even teeth
  • AMG C63 V8
  • BMW 6+1 extra (S50)
  • BMW M62 (rising)
  • Ford Mustang 5.0 Coyote
  • GM LS3
  • N-1 on cam (missing tooth)
  • Nissan VQ35DE
  • Nissan HR16DE
  • Nissan VK45DE
  • Mitsubishi EVO (MIVEC)
  • Mazda MX5 NB (99-05)
  • Volvo T5/T6
  • VW 1.8T (CAM)
  • Porsche 996 2001-2005 M96/70

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

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