GPR Drag
common gpr features
- Suits port injected engines from 1 to 12 cylinders
- Configurable engine synchronisation modes for many common engine types. Refer to the Engine Synchronisation Modes section for current details.
- Configurable top dead centre for each cylinder allows for odd-fire engines.
- Configurable ignition output pin for each cylinder allows for coil-on-plug or wasted spark and distributor ignition systems.
- Configurable on-board knock for each cylinder with up to 4 assignable knock sensors (hardware dependent) and selectable centre frequencies.
- Configurable camshaft control from 1 to 4 cams, plus 1 switched camshaft.
- Dual bank lambda control supported; requires optional LTCD with Bosch LSU4.9 sensor or LTCD NTK with NTK sensor.
- Physical settings for engine displacement, fuel density+molar mass, stoichiometric ratio and injector characteristics allow for simplified engine start-up prior to tuning.
- Quick and easy engine tuning using engine efficiency map.
- Engine load modelling based on inlet manifold pressure and inlet manifold temperature. Alternatively, for example, when using individual throttle bodies, throttle position can be used.
- Control of 2 port injectors (peak&hold or saturated) per cylinder ('high/low' configuration) with tuneable balance table.
- Fuel volume calculation considers delay effects resulting from the secondary (high) injector installation position.
- Calibrations available for many common automotive sensors.
- Transient fuelling compensation using physical modelling of fuel film.
- Nitrous system with two activation stages and additional fuel pumps, bottle heater control and pressure sensor.
- Support for MoTeC devices: ADR, E8XX, PDM, SLM, Video Capture systems, Displays and Loggers.
- Test settings for most outputs - including injection and ignition outputs - for easier setup.
- Turbocharger boost/wastegate control by solenoids or servo motor.
- Configurable anti-lag for single turbo with ignition timing limit, fuel volume trim, ignition cut, engine speed limit, boost aim and throttle aim tables.
- Support of a turbocharger bypass valve control
- Support of two coolant fan outputs (PWM controlled)
- Air conditioner support with switched output control
- Coolant temperature compensations for engine speed limit, ignition timing, fuel mixture, boost limit.
- Coolant pump output with PWM control
- Coolant pump after-run functionality, optionally with additional pump output.
- Engine speed limiting with ignition cut and/or fuel cut
- Multiple fuel pump switched outputs with nitrous trigger
- Closed loop fuel pressure control by PWM driving the fuel pump
- Fuel Flow Supply Sensor and Fuel Flow Return Sensor
- Gearbox position detection via optional dual sensor or engine speed/wheel speed estimate
- Gearbox shift request via Up Shift Switch/Down Shift Switch or Gear Lever Force sensor
- Gearbox shift support with ignition cut, fuel cut, throttle blip and engine speed matching in forward gears.
- Supports both sequential and batch fire injection.
- GPS acquisition and logging via CAN or RS232.
- Intercooler temperature and spray control based on differential temperature with dedicated temperature sensor and switched pump output.
- Differential oil temperature control with dedicated temperature sensor and switched pump output
- Engine Charge Temperature calculation, allows correction of Inlet Air Temperature (compensation for heat soak effect etc.).
- Lap distance, time and number via BR2, GPS or switched input, with split and sector options.
- Configurable launch control with tables for engine speed, throttle limit, boost aim and fuel volume trim.
- Race time system with trim tables for ignition timing compensation, fuel mixture aim, boost limit and throttle limit.
- Idle closed loop control system using ignition, drive by wire actuation or idle solenoid.
- Idle bypass control with stepper motor supported
- Engine Load Average channel with tables for engine speed limit, ignition timing trim, fuel mixture aim, boost limit and throttle limit.
- Inlet Manifold Flap support (actuator with 2 bank position feedback)
- Inlet Manifold Runner support (actuator with position feedback)
- Assisted engine start with dedicated fuel volume and idle compensations during crank and post start.
- Closed loop alternator control
- Engine run time total for engine hour logging
- Configurable security for multiple users
- Configuration of brake state using a switch or pressure sensor
- Brake Vacuum control system with dedicated switched pump
- Configuration of clutch state using a switch, a position sensor or a pressure sensor.
- Calculation of clutch slip
- ECU-internal G-force (acceleration) – longitudinal, lateral, vertical
- ECU CAN receive from a defined CAN ID for data reception from MoTeC devices. Support of one CAN bus (M130/M170) or three CAN buses (M150/M190) (Some M1 models may not be currently supported in this Package).
- ECU CAN transmit of the most common channels using standard MoTeC CAN templates.
- 8 configurable switches and 8 rotary switches (wired or CAN input) with each of 10 positions simultaneously mappable to Pit Switch, Launch Control, Anti-Lag, Traction, Traction Aim and Traction Control Range, Auxiliary Time, Race Time Reset, Engine Speed Limit Maximum, Throttle Pedal Translation, Ignition Timing, Fuel Mixture Aim, Boost Limit.
- Analogue tachometer output with configurable output pin and scaling.
- Dual bank Drive by Wire throttle servo control.
- Throttle Pedal sensor with translation table.
- Use of a Throttle Pedal sensor or a Throttle Position sensor in case of a cable throttle.
- Transmission pump output with transmission temperature threshold and hysteresis control.
- Traction control with tables for Aim Main, Aim Compensation and Control Range.
- Vehicle Speed measurement using wheel speed sensors, estimation or GPS.
- Vehicle Speed Limit Control system (DBW-throttle based), which can also be used for pit speed limiting.
- Configurable warning system with light and CAN output.
- Auxiliary time system with tables for ignition timing compensation, fuel volume trim and fuel mixture aim.
- 4 auxiliary outputs for PWM control of added actuators:
- Duty cycle tables using Engine Speed and Throttle or Manifold Pressure Axes
- Activation based on inlet manifold pressure or throttle position
- Auxiliary Output 1 includes tables for Ignition Timing Compensation, Fuel Volume Trim and Fuel Mixture Aim
- Optional channels for additional sensors via input pin and/or CAN message, including:
- Airbox Mass Flow, Pressure and Temperature
- Ambient Pressure and Temperature
- Boost Pressure
- Brake Pressure Front and Rear
- Brake Switch
- Clutch Pressure and Position
- Clutch Switch
- Coolant Pressure and Temperature
- Engine Oil Pressure and Temperature
- Engine Crankcase Pressure
- Exhaust Pressure Bank 1 and Bank 2
- Exhaust Temperature (EGT) via TCA Thermocouple Amplifier, Generic CAN, or E888 for Collector, Bank 1 and 2 Collector, and Cylinders 1 to 8 (M150/M190: 12)
- Exhaust Lambda via LTC, LTCN, or PLM for Collector, Bank 1 and 2 Collector, and Cylinders 1 to 8 (M150/M190: 12)
- Fuel Pressure and Temperature
- Fuel Tank Level
- Gear Position
- Gear Lever Force
- Gear Neutral Switch
- Gear Shift Request
- Intercooler Temperature
- Steering Angle and Pressure
- Transmission Pressure and Temperature
- Turbocharger Speed
- Turbocharger Inlet/Outlet Temperature
- Turbocharger Wastegate Position
- G-Force (acceleration) – Longitudinal, Lateral, Vertical
- Wheel Speed sensors front/rear left/right, wired or CAN input.