LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2024 >> Crosstrek Wilderness >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2.5L) (Diagnostics) - Introduction >> General Description >> System Block Diagram

System Block Diagram

G16767918Courtesy of SUBARU OF AMERICA, INC.
(1)  Engine control module (ECM) 
(2)  Ignition coil 
(3)  Crankshaft position sensor 
(4)  Intake camshaft position sensor 
(5)  Exhaust camshaft position sensor 
(6)  Electronic throttle control sensor 
(7)  Fuel injector 
(8)  Engine coolant temperature sensor (outlet) 
(9)  Engine coolant temperature sensor (inlet) 
(10)  Thermo control valve ASSY 
(11)  Manifold absolute pressure sensor 
(12)  Mass air flow and intake air temperature sensor 
(13)  Purge control solenoid valve 
(14)  Knock sensor 
(15)  PCV valve 
(16)  Air cleaner 
(17)  CANISTER
(18)  Main relay 1 
(19)  Fuel pump relay 
(20)  Fuel filter 
(21)  Fuel pump 
(22)  Front catalytic converter 
(23)  Rear catalytic converter 
(24)  Front oxygen (A/F) sensor 
(25)  Rear oxygen sensor 
(26)  Radiator fan relay 
(27)  Radiator fan 
(28)  Combination meter 
(29)  Drain filter 
(30)  Fuel level sensor 
(31)  Resonator chamber 
(32)  EGR control valve 
(33)  Intake oil control solenoid 
(34)  Exhaust oil control solenoid 
(35)  Engine oil temperature sensor 
(36)  Leak check valve ASSY 
(37)  Tumble generator valve actuator 
(38)  Parking/neutral position switch 
(39)  Accelerator pedal position sensor 
(40)  EGR cooler 
(41)  High-pressure fuel pump 
(42)  Fuel pressure sensor 
(43)  Body integrated unit 
(44)  Main relay 2 
(45)  Transmission control module (TCM) 
(46)  VDC control module and hydraulic control unit (VDCCM & H/U) 
(47)  ABS wheel speed sensor 
(48)  Data link connector 
(49)  To IG 1 relay 
(50)  A/C compressor 
(51)  A/C relay 
(52)  A/C control panel 
(53)  Oil level switch 
(54)  Solenoid power supply 
(55)  Ignition switch 
G16767919Courtesy of SUBARU OF AMERICA, INC.
(1)  Engine control module (ECM) 
(2)  Starter 
(3)  Fuel tank 
(4)  Mass air flow and intake air temperature sensor 
(5)  Fuel injector LH 
(6)  Camshaft position sensor LH 
(7)  Rear oxygen sensor 
(8)  Front oxygen (A/F) sensor 
(9)  High-pressure fuel pump 
(10)  Electronic throttle control sensor 
(11)  Manifold absolute pressure sensor 
(12)  Engine coolant temperature sensor 
(13)  Camshaft position sensor RH 
(14)  Fuel pressure sensor 
(15)  Fuel injector RH 
(16)  Crankshaft position sensor 
(17)  Fuel filter 
(18)  Pressure regulator 
(19)  Fuel pump