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ENGINE PERFORMANCE – Subaru Legacy i 2006 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Legacy i 2006

List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Legacy i 2006:

  • (on right rear of engine) ge
  • (right kick panel) main relay
  • (top of transmission)
  • B134
  • B137
  • B145
  • B186
  • Electronic throttle control relay
  • Engine control module (behind right side of dash)
  • Fuse 15a
  • Fuse sbf-5 30a
  • Fuse sbf-7 30a
  • Ge (on right rear of engine)
  • Hot at all times
  • Inhibitor switch (a/t)
  • Left intake vvl solenoid (front of left cylinder head)
  • Left vvl diagnosis oil pressure switch (front of left cylinder head)
  • Main fuse box (m/b) (left side of engine compt)
  • Nca
  • Neutral position switch (m/t)
  • Oil temperature sensor (left rear of cylinder head)
  • Oxygen (a/f) sensor relay (right end of dash)
  • Pcv diagnosis connector
  • Pnk
  • Power steering oil pressure switch (on power steering oil pump)
  • Red
  • Right intake vvl solenoid (rear of right cylinder head)
  • Right vvl diagnosis oil pressure switch (rear of right cylinder head)

2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Legacy i 2006

List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Legacy i 2006:

  • (in fuel tank) fuel pump assembly
  • (left rear wheelwell) fuel pump condenser
  • (sedan: under right front seat) (wagon:
  • B52
  • Combination meter
  • Cpc solenoid (on front of engine)
  • Engine coolant temp gauge
  • Front oxygen (a/f) sensor (top of engine)
  • Fuel pump
  • Fuel pump relay
  • Fuel temp sensor
  • Fuse & relay box (f/b) (left end of dash)
  • Fuse 15a
  • Gb-3
  • Ge (on right rear of engine)
  • Ground joint connector i97
  • Hot at all times
  • Hot in on or start
  • I/f
  • I10
  • Ignition coil & ignitor assembly (at rear of engine)
  • Light warning
  • Malfunction ind light
  • Micro computer
  • Nca
  • Oil pressure
  • Oil pressure switch (upper front center of engine)
  • Pnk
  • Power circuit
  • R168
  • Rear oxygen sensor (left rear of transmission)
  • Red
  • Relay holder (left side of engine compt)
  • Speedo- meter
  • Tacho- meter
  • Under front passenger seat) gb-8

2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Legacy i 2006

List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Legacy i 2006:

  • (behind rear bumper) fuel tank pressure sensor
  • (left center of dash) accelerator pedal position sensor
  • (on front engine) mass air flow sensor
  • (right side of dash) joint connector b122
  • (right side of dash) joint connector b83
  • (right side of dash) test mode connector
  • B52
  • B75
  • B76
  • Data link connector
  • Drain valve
  • Egr valve
  • Electronic throttle control (right rear of engine)
  • Engine coolant temperature sensor (right rear of engine)
  • Fuse & relay box (f/b) (left end of dash)
  • Fuse 15a
  • Hot in on or start
  • Manifold absolute pressure sensor (right rear of engine)
  • Nca
  • Pnk
  • Pressure control solenoid valve (center rear of fuel tank)
  • Red

2.5L, Engine Performance Wiring Diagram (4 of 4) for Subaru Legacy i 2006

List of elements for 2.5L, Engine Performance Wiring Diagram (4 of 4) for Subaru Legacy i 2006:

  • (left side of dash) tcm
  • (on clutch pedal bracket)
  • (on right rear of engine) ge
  • (top left of cylinder head) fuel injector 2 & 4
  • (top right of cylinder head) fuel injector 1 & 3
  • A/t
  • Air conditioning system
  • Anti-theft system
  • B135
  • B136
  • B54
  • Camshaft position sensor (left front side of engine)
  • Clutch switch
  • Computer data lines system
  • Cooling fans system
  • Crankshaft position sensor (on front of engine)
  • Cruise control system
  • Engine control module (behind right side of dash)
  • Fuse 7.5a
  • Ge (on right rear of engine)
  • Hot at all times
  • Joint connector b138 (behind right kick panel)
  • Knock sensor (on top left of engine)
  • M/t
  • Main fuse box (m/b) (left side of engine compt)
  • Nca
  • Pnk
  • R186
  • Red
  • Starting/ charging system
  • Starting/charging system

2.5L TURBO

2.5L Turbo, Engine Performance Wiring Diagram (1 of 4) for Subaru Legacy i 2006

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (1 of 4) for Subaru Legacy i 2006:

  • (on top left of engine) ge-1
  • (right kick panel) main relay
  • 2
  • A/t
  • Air conditioning system
  • Anti-theft system
  • B134
  • B137
  • B145
  • B186
  • Computer data lines system
  • Cruise control system
  • Electronic throttle control relay
  • Engine control module (behind right side of dash)
  • Fuse 15a
  • Fuse sbf-5 30a
  • Fuse sbf-7 30a
  • Ge-1 (on top left of engine)
  • Hot at all times
  • Left intake oil flow control solenoid valve (front of left cylinder head)
  • Left tumble generator valve (tgv)
  • M/t
  • Main fuse box (m/b) (left side of engine compt)
  • Nca
  • Neutral position switch
  • Pnk
  • Power steering oil pressure switch (on power steering oil pump)
  • Red
  • Right intake oil flow control solenoid valve (front of right cylinder head)
  • Right tumble generator valve (tgv)
  • Starting/charging system
  • Transmissions system

2.5L Turbo, Engine Performance Wiring Diagram (2 of 4) for Subaru Legacy i 2006

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (2 of 4) for Subaru Legacy i 2006:

  • (in pcv hose assembly) blow-by hose diagnosis (pcv)
  • 21
  • B52
  • Combination meter
  • Engine coolant temp gauge
  • Exhaust temperature sensor
  • Front oxygen (a/f) sensor (right rear of engine compt)
  • Fuel pump relay
  • Fuse & relay box (f/b) (left end of dash)
  • Fuse 15a
  • Gb-3
  • Gb-5 (right side of dash)
  • Ge-1 (on top left of engine)
  • Ground joint connector i97
  • Hot at all times
  • Hot in on or start
  • I/f
  • I10
  • Ignition coil 1 (right side of engine)
  • Ignition coil 2 (left side of engine)
  • Ignition coil 3 (right side of engine)
  • Ignition coil 4 (left side of engine)
  • Malfunction ind light
  • Micro computer
  • Nca
  • Oil pressure switch (upper front center of engine)
  • Pnk
  • Power circuit
  • R168
  • Rear oxygen sensor (left rear of transmission)
  • Red
  • Speedo- meter
  • Tacho- meter
  • Warning ind oil pressure
  • Waste gate solenoid

2.5L Turbo, Engine Performance Wiring Diagram (3 of 4) for Subaru Legacy i 2006

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (3 of 4) for Subaru Legacy i 2006:

  • (behind rear bumper) fuel tank pressure sensor
  • (center of dash) body integrated unit
  • (left center of dash) accelerator pedal position sensor
  • (on front of engine) mass air flow sensor
  • (on top left of engine) ge-1
  • (right side of dash) joint connector b122
  • (right side of dash) joint connector b83
  • (right side of dash) test mode connector
  • (sedan: at top center of trunk) (wagon: left "d" pillar) gb-9
  • (sedan: under right front seat) (wagon: under front passenger seat) gb-8
  • (under left side of dash) data link connector
  • 34
  • B281
  • B75
  • B76
  • Electronic throttle control (right rear of engine)
  • Engine coolant temperature sensor (top front of engine)
  • Fuel level sensor
  • Fuel pump assembly (in fuel tank)
  • Fuel pump control unit (sedan: left side of trunk)
  • Fuel sub level sensor (in fuel tank)
  • Fuel temp sensor
  • Ge-1 (on top left of engine)
  • Left tumble generator valve (tgv) angle sensor
  • Manifold pressure absolute sensor (right rear of engine)
  • Nca
  • Pnk
  • Red
  • Right tumble generator valve (tgv) angle sensor

2.5L Turbo, Engine Performance Wiring Diagram (4 of 4) for Subaru Legacy i 2006

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (4 of 4) for Subaru Legacy i 2006:

  • (center rear of fuel tank) pressure control solenoid valve
  • (on front of engine) cpc solenoid
  • (on top left of engine) ge-1
  • (top left of cylinder head) fuel injector 2 & 4
  • (top right of cylinder head) fuel injector 1 & 3
  • 12
  • Air conditioning system
  • B135
  • B136
  • B186
  • B54
  • B55
  • Cooling fans system
  • Crankshaft position sensor (on front of engine)
  • Cruise control system
  • Drain valve
  • Engine control module (behind right side of dash)
  • Fuse 7.5a
  • Ge-1 (on top left of engine)
  • Hot at all times
  • Knock sensor (on top rear of engine)
  • Lfet intake camshaft position sensor (rear of left cylinder head)
  • Main fuse box (m/b) (left side of engine compt)
  • Nca
  • Pnk
  • Red
  • Right intake camshaft position sensor (rear of right cylinder head)
  • Starting/charging system
  • Tcm (left side of dash)

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