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Bill Sherwood
Forums Junkie

Location:
Brisbane / Gold Coast
Registered:
May 2002

Re: Best ECU for Hybrid 4age with quad throttle bodies

Tue, 02 September 2003 13:42

ae86drift wrote on Tue, 02 September 2003 17:54

so is the m800 better than the m4?
how much is the m800?

is there a lower model than an m4?

The M800 has a lot more functions than a base model M4 does.
The M4 is the lowest-sped engine management computer they make these days, and they have been for some time.
Here's the specs for an M4 Pro -
32 Bit Engine Management System
General Microprocessor 32 Bit 33 MHz with Time CO Processor
Quality Standard ISO 9001
Manufacturing Standard IPC-S-815-A Class 3 High Reliability
Warranty 1 year Parts & Labour
Burn In -50 to 70°C for 32 Hrs
ECU Control Software stored in updatable FLASH memory
High RFI Immunity
Low heat generation
Battery transient protection
Environmentally sealed electronics
Water proof connector with gold plated contacts
Case Size 120 x 100 x 36 mm 4.7 x 3.9 x 1.4 inches)
Weight 0.4 kg (14 oz)
Cylinders 1,2,3,4,6,8,12
Engines 2 stroke, 4 stroke, Rotary (1~4), Odd or Even fire
Maximum RPM >15,000 RPM Fuel Calibration
Accuracy 0.00001 seconds
All RPM & Load sites are user programmable
Main Table (3D) 40 RPM sites x 21 Load sites (840 points)
End of Injection (3D) 20 RPM sites x 6 Load sites
Overall Trim ±99 %
Individual Cylinder Trim ±99 %
Individual Cylinder Tables (3D) 20 RPM sites x 11 Load sites

Hi / Lo Injector Balance (3D) 20 RPM sites x 11 Load sites
Hi / Lo End of Injection (3D) 20 RPM sites x 11 Load sites
Eng Temp & Air Temp comps
MAP modifier compensation
Two Auxiliary compensation
Injector Dead Time Compensation
Accel Clamp, Decay & Sensitivity
Deccel Clamp, Decay & Sensitivity
Cold Start
Injection 4 group sequential
User programmable injector current 0.5~12 Amps peak
Battery Comp to suit any injector
Boost Control Calibration
Main Table (3D) 20 RPM sites x 10 Throttle sites or 10 Gear sites
Overall Trim Engine Temp & Air Temp comps
One Auxiliary compensation
Ignition Outputs
Up to 4 Ignition Outputs
One output may drive up to 8 coils using the MoTeC Ignition Expander
Versatile Ignition Interface allows connection to most OEM ignition systems including :
Nissan Multi Coil modules
GM EST DFI systems
FORD EDIS DFI systems
Mazda Rotary DFI modules
Many Others Ignition Calibration
Accuracy 0.25 degrees
All RPM & Load sites are user programmable
Main Table (3D) 40 RPM sites x 21 Load sites (840 points)
Overall Trim ±99 %
Individual Cylinder Trim ±99 %
Individual Cylinder Tables (3D) 20 RPM sites x 11 Load sites

Rotary Split 20 RPM x 11 Load
Eng Temp & Air Temp comps
MAP compensation
Two Auxiliary compensations
Dwell Time 20 RPM x11 Battery
Odd fire engine capability Each Top Dead Centre angle may be specified Resolution 0.5 degree

Trigger Sensors Directly compatible with most OEM trigger systems including :
HALL, Magnetic and Optical types
Multi Tooth (eg Mazda and Toyota)
1 or 2 Missing Teeth (eg Porsche)
Many other special types, eg. Ford Narrow Tooth, Nissan Optical, Harley Davidson Data Logging
Optional Logging memory allows logging of all ECU parameters

Memory Size 512 KByte
Logging Rate 1~20 sets / sec
Logging Time 38 minutes at 5 sets / sec (28 Parameters+Diags)
PC Software is available for analysis of the logged data
Air Fuel Ratio Sensor
High accuracy Wide Band Air Fuel Ratio Sensor Input (Optional)
Range 0.75 to 1.20 Lambda
Resolution 0.01 Lambda
Accuracy 1.5% (below 1.05 La) Other Sensors Throttle Pos, Manifold Pressure, Engine Temp & Air Temp
2 Auxiliary Sensor inputs
2 Digital / Speed Inputs

Special Functions Traction Control & Launch Control (2 wheel speed sensors)(or 4 sensors using the MoTeC TC Mux)
Gear Change Ignition Cut
Wide Band or Narrow Band Air Fuel Ratio Control (3D mapped)
Over Run Boost Enhancement
Warning Alarms (Sensor HI / LO)
Gear Detection
Ground Speed Limiting
Dual RPM Limit
Nitrous Oxide Enrich / Retard
Air Conditioner Request
Over Run Fuel Cut
Sensor Calibration Tables
RPM Limit Hard or Soft Cut Fuel and / or Ignition CutAuxiliary
Outputs Four general purpose outputs (3 shared with ignition outputs)
The outputs may be used for :
Turbo Wastegate Control
Idle Speed Control
Fuel Used Pulse
Tacho Output
Shift Light (Gear Dependent)
Driver Warning Alarm
RPM / Load dependant device
User Defined Table (20x11) with definable axis parameters :
Slip Warning
Fuel Pump Relay
Thermatic Fan
Air Conditioner Fan or Clutch
Diagnostics
Injectors Open Circuit, Short Circuit, Peak Current Not Reached
Sensors Open & Short circuit
Operating Errors RPM Limit Exceeded, Injector Overduty, Over Boost, Low Battery, REF Error etc. Operating Conditions Internal Temp Range -10~85°C
Ambient Temp -10~70°C (Depending on load & ventilation)
Operating Voltage 6~22V DC
Operating Current 0.4 A max
Reverse Battery External Fuse
Calibration PC Software is available for calibration (See separate brochure) Telemetry Link
Optional Telemetry Link allows real time monitoring and data logging

That good enough?

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