how Mclaren F1 ECU fuction...? (is the spec correct?)

peter i

08-22-2005, 01:18 PM

I looking for some info of the ECU use in Mclaren F1 (about the LM & GTR set of ECU and Wondering how complex it's ..
http://www.ztv.ne.jp/yhrb177/MVC-073F1.JPG http://www.ce.unipr.it/people/educal/spaw/progetti/Formula1/file/ecu.jpg

then I found a page ....
http://www.angelfire.com/extreme3/carstation/mclarenf1.html

GENERAL

ELECTRICS 12 Volt system with high capacity battery & 160 amp alternator speed ,Chassis ECU,Engine ECU, DC/DC convertor for heated glass.
TRANSMISSION transverse unit with high speed bevel gears and spur final drive. All synchro constant mesh six limited slip differential Air/Oil radiator pumped lubrication system.
OIL TANK 6 ltr (1.3 gallon) Aluminium Shell Helix Ultra lubricant.
FUEL TANK 90 ltr (19.8 gallon) Safety fuel tank, 98 ron unleaded.
COOLING SYSTEM Twin aluminium water radiators and oil/water heat exchanger.
FUEL SYSTEM Flexible safety fuel cell with in-tank high pressure.
CLUTCH AP Triple plate carbon/carbon 200mm (7.87
AERODYNAMICS C.D - 0.32 Frontal area 1.79 M2 Full underbody air management (fan assisted) Driver selectable high downforce mode. Automatic brake and balance aerofoil system.
FEATURES

DIMENSIONS: LENGTH 4288mm (168.8") WIDTH 1820mm (71.6") HEIGHT 1140mm (44.8") GROUND CLEARANCE 120mm (4.7") WHEELBASE 2718mm (107.0") FRONT TRACK 1568mm (61.7") REAR TRACK 1472mm (57.9") KERB WEIGHT 1140kg (2508lb's).
LUGGAGE: 3 occupants 227ltr(8 cu.ft) 2 occupants 283ltr (10 cu.ft).
BRAKES: FRONT 332mm diameter x 32 (13.07" x 1.26") ventilated disc four piston monobloc light alloy caliper REAR 332mm diameter x 26mm thick (12.01" x 1.02") ventilated disc four piston monobloc light alloy caliper PARKING BRAKE Rear, mechanical light alloy caliper BRAKE AND BALANCE FOIL Automatic computerised control system BRAKE COOLING Automatic computerised control system.
SUSPENSION: FRONT Double wishbones, Ground Plane Shear centre sub frames, light alloy dampers /co-axial coil springs, anti roll bar REAR Double wishbones, inclined Axis Shear mounting system, light alloy dampers/co-axial coil springs, toe-in/toe-out control links.
WHEELS: Magnesium 17" (432.8mm) FRONT 9" (228.6mm) wide REAR 11.5" (292.1mm) wide Centre lock with reatining pin TIRES Front- Goodyear F1 235/45 ZR17 Rear- Goodyear F1 315/45 ZR17 Unidirectional with asymmetric tread pattern.
ENGINE

BLOCK: Cast Aluminium 60 V12.
CYLINDER HEADS: 4 valves per cylinder, cast aluminium alloy.
FLYWHEEL: Aluminium.
CAM CARRIERS/COVER: Cast Magnesium.
EXHAUST EMISSION CONTROL: 4 Catalytic convertors with Lambda sensors, secondary air injection.
ALTERNATOR: 160 Amp.
LUBRICATOR SYSTEM: Dry Sump, magnesium casting with four scavenge pumps and one pressure pump.
FUEL 95-98 RON: Unleaded.
OIL: Shell TMO synthetic 5W40.
POWER: 627 bhp @ 7,500 rpm.
TORQUE: 480 lb/ft @ 5,600 rpm.
MAX RPM: 7,500 r.

ELECTRICS 12 Volt system with high capacity battery & 160 amp alternator speed ,Chassis ECU,Engine ECU, DC/DC convertor for heated glass. DC to DC needs convertor?

OIL: Shell TMO synthetic 5W40 5W40? I saw use 10W60 only from a pic..

Ps: About the ECU , do you think M POWER using "Motech" too ?