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Engine management systems

OBR control systems is an award winning world leader in the supply of motorsport electronics. Specializing in engine, power and communication management systems. Our products are used in the world's most demanding environments ensuring performance and reliability.

Euro 12


P/N# Model Crank And cam Trigger Price in USD
EFR18B Euro 12 ECU for engines with up to 16 cylinders Selectable inputs for both VR and Hall effect sensors 5200

Euro 12

Management system for engines having up to 16 cylinders
Dual drive-by-wire with individual control
Variable camshaft timing for up to 4 cams
Paddle shift with closed loop control
3 x CAN 2.0 B ports
Built-in 128 Mb high-speed data logger
Automatic closed loop fuel mapping
Traction control
ASAP3 Ethernet and serial control for automated engine testing and calibration
Specialized software for automotive development
Software for direct injection engines (requires external DI driver module - see EFR14)

System overview

  • Aircraft grade aluminum enclosure with motorsport connectors
  • PowerPC microprocessor
  • 16 cylinder fully sequential fuel injection
  • Dual-stage fuel injection for stand off injectors
  • 12 ignition outputs for both logic and inductive coils
  • Dual drive-by-wire throttle PID control
  • On-board 128 Mb data logger with high speed sampling rate (200hz)
  • Automatic fuel mapping
  • Fuel mass control with DI/PFI split
  • Up to 3 DI injections each stroke with individual angle and time delay
  • Closed-loop dual lambda control
  • Closed-loop dual boost control
  • Closed-loop traction control
  • Closed-loop paddle shift control
  • Closed-loop variable camshaft control (VCT, VVT, VANOS etc.)
  • Closed-loop direct injection fuel pump Bosch and Hitachi (external driver required)
  • Closed-loop water pump control
  • Closed-loop pit lane speed control
  • Closed-loop idle control (ETB, stepper motor, ISC valve and ignition)
  • 5 selectable maps (all features in the ECU can be switch while driving)


  • 37 user-defined analog inputs (0-5v)
  • 13 user-defined digital inputs
    • Digital inputs can be assigned to SENT technology sensors 
  • 16 user defined CAN inputs (analog and digital switch)
  • 8 trigger inputs (Hall/VR) for crank and cam sensors
    • User-defined (Crank, Cam, wheel-speed and turbocharger speed)
  • 4 knock sensors (8 cylinder individual knock retard)
  • 2 built-in lambda controller (individual lambda control)
  • 1 built-in barometric pressure sensor


  • 16 fuel injector drivers
    • 16 fuel cylinder individual fuel trim
    • Two stages with 8 cylinder staged injection
    • Multi fuel system with 8 cylinder direct injectors and 8 cylinder port injectors with DI/PFI blend
  • 12 inductive and logic ignition drivers
  • 22 multipurpose PWM and switch outputs
  • 2 lambda sensor heater
  • 3 electronic full H-bridge drivers
    • Electronic throttle body control
    • Electronic waste gate control
    • Electronic EGR control
  • 10 independent 5.0v sensor power supply


  • Ethernet
  • 3 CAN 2.0B interfaces
  • Multiple pre-programmed and user defined CAN export and import
    • FIA RX datalogger
    • Bosch ABS data import
    • General data import and export
    • VW Dash protocol (500Kbit)
  • 16 CAN identifiers available for export
  • 4 CAN identifiers available for import

Special features

  • Dual electronic waste gate control
  • 5 engine maps (map/calibration switching while running)
  • 2 lambda sensors for individual closed loop PID cylinder trim
  • 4 individual Knock amplifiers
  • Special engine trigger patterns including several for motorcycle engines
  • Control strategy for paddle shift and air compressor
  • Control strategy for sequential closed loop gear change
  • Gear depended traction control with target slip maps and PID control
  • Pit lane, launch and external adjustable manual limiter
  • Programmable firing order
  • Comprehensive CAN features
  • Launch control (with advanced rpm vs time curved)
  • Special version available with fully encrypted software
  • Programmable RPM and launch cut patterns
  • Drag race features with time control
    • Electronic throttle body offset
    • Spark advance/retard offset
    • Boost target offset


  • Dimensions (very small and light)
    • Weight 580g (16 oz.)
    • 186 x 134 x 26mm  (7 1/8" x 5 1/4" x 1")
    • All aluminum and high-end vibration stable SMD PCB
  • 3 Motorsport connectors with high pin density (198 in total)

Condition for use

  • Temperature range -40 to 125 Celsius (-40 to 257 Fahrenheit)
  • Power supply 7-16v
  • Splash-proof

Product information

Description Downloads
OBR Euro 12 product information
OBR Euro 12.pdf ( pdf 2.55 MB )


Description Downloads
Euro 12 Pinout PDF
Euro 12 Pinout in .PDF format
Euro 12 pinout.pdf ( pdf 0.06 MB )