Fig. 21 Example of engine control system construction (6 cylinder engine)
(1) Electronic control unit (ECU)
(2) Oil pressure sensor
(3) Speed sensor (camshaft)
(4) Coolant temperature sensor
(5) Rail pressure sensor
(6) Boost pressure sensor
(7) Fuel temperature sensor
(8) Fuel pressure sensor
(9) Speed sensor (crankshaft)
(10) Injector wiring
(11) Vehicle connector
(12) Inlet air heater
(13) Inlet air heater solenoid
(14) Heater wiring
(15) Fuse
(16) Water detector (fuel)
1. Introduction
1-26 4th Generation Engines
8370 79492
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