ENGINE PERFORMANCE – Subaru Outback 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Outback 2008

List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Outback 2008:

• (behind right kick panel) a/f oxygen sensor relay
• (on right rear of engine) ge
• (right kick panel) main relay
• B134
• B137
• B145
• B186
• Electronic throttle control relay
• Engine control module (right kick panel)
• Fuse 15a
• Ge (on right rear of engine)
• Hot at all times
• Left oil switching solenoid valve (left side of engine compt)
• Left vvl diagnosis oil pressure switch (rear 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)
• Pcv diagnosis connector
• Pnk
• Power steering oil pressure switch (on power steering oil pump)
• Red
• Right oil switching solenoid valve (right side of engine compt)
• Right vvl diagnosis oil pressure switch (rear of right cylinder head)
• Sbf-5 fuse 30a
• Sbf-7 fuse 30a
• Starting/ charging system

2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Outback 2008

List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Outback 2008:

• (in fuel tank) fuel pump assembly
• (left rear wheelwell) fuel pump condenser
• (under front passenger seat) gb-8
• 15a
• B52
• Combination meter
• 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 (relay block)
• Fuse 15a
• Gb-3
• Ge (on right rear of engine)
• Hot at all times
• Hot in on or start
• I/f
• I10
• Ignition coil & ignitor assembly (at rear of engine)
• Malfunction ind light
• Micro computer
• Nca
• Oil pressure
• Oil pressure switch (upper front center of engine)
• Pnk
• Power circuit
• Purge control solenoid valve
• R168
• Rear oxygen sensor (left rear of transmission)
• Red
• Speedo- meter
• Tacho- meter
• Warning light ind

2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Outback 2008

List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Outback 2008:

• (behind rear bumper) fuel tank pressure sensor
• (on front of engine) mass air flow & intake air temperature sensor
• (right side of dash) delivery (test) mode connector b75
• (right side of dash) joint connector b122
• (right side of dash) joint connector b83
• (under left center of dash) accelerator pedal position sensor
• (under left side of dash) data link connector
• B52
• B76
• Drain valve
• Egr solenoid valve (left rear of engine)
• Electronic throttle control (rear of engine)
• Engine coolant temperature sensor (right rear of engine)
• Fuse & relay box (f/b) (left end of dash)
• Fuse 15a
• Hot w/ ig2 relay energized
• 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 Outback 2008

List of elements for 2.5L, Engine Performance Wiring Diagram (4 of 4) for Subaru Outback 2008:

• (center of dash) ge
• (top left of cylinder head) fuel injectors 2 & 4
• (top right of cylinder head) fuel injectors 1 & 3
• A/t
• Air conditioning system
• Anti-theft system
• B135
• B136
• B186
• 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 (right kick panel)
• 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
• Red
• Starting/ charging system
• Starting/charging system

2.5L TURBO

2.5L Turbo, Engine Performance Wiring Diagram (1 of 5) for Subaru Outback 2008

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (1 of 5) for Subaru Outback 2008:

• (on top left of engine) ge-1
• (on transmission) neutral position switch
• (right side of dash) delivery (test) mode connector b75
• (right side of dash) joint connector b122
• (under left side of dash) data link connector
• 5m/t
• 6m/t
• Accelerator pedal position sensor (under left side of dash)
• Air conditioning system
• Anti-theft system
• B135
• B136
• B52
• B55
• B76
• Computer data lines system
• Cooling fans system
• Cruise control system
• Electronic throttle control relay
• Engine control module (right kick panel)
• Fuel tank pressure sensor (behind rear bumper)
• Fuse & relay box (f/b) (left end of dash)
• Fuse 15a
• Hot w/ ig2 relay energized
• Joint connector b83 (right side of dash)
• M/t
• Mass air flow & intake air temperature sensor
• Nca
• Pnk
• Red
• Starting/ charging system
• Starting/charging system
• Tcm (a/t) (left side of dash)

2.5L Turbo, Engine Performance Wiring Diagram (2 of 5) for Subaru Outback 2008

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (2 of 5) for Subaru Outback 2008:

• (center rear of fuel tank) pressure control solenoid valve
• (right kick panel) main relay
• (sedan: at top center of trunk) (wagon: left "d" pillar)
• B145
• B186
• Combination meter
• Drain valve
• Drive circuit
• Engine coolant temperature gauge
• Fuel pump assembly (in fuel tank)
• Fuel pump control unit (sedan: left side of trunk) (wagon: left side of luggage compt)
• Fuel pump relay
• Fuel temp sensor
• Fuse 15a
• Fuse 7.5a
• Fuse sbf-5 30a
• Fuse sbf-7 30a
• Gb-3
• Gb-5 (right side of dash)
• Gb-9
• Hot at all times
• I/f
• I10
• I11
• Ind s# prohibiton
• M/t
• Main fuse box (m/b) (left side of engine compt)
• Malfunction ind light
• Micro computer
• Nca
• Oil pressure
• One step dimmer circuit
• Pnk
• Power circuit
• Red
• Si-drive selector (console)
• Speedo- meter
• Tacho- meter
• Up ind shift
• Warning ind

2.5L Turbo, Engine Performance Wiring Diagram (3 of 5) for Subaru Outback 2008

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (3 of 5) for Subaru Outback 2008:

• (left rear of engine compt) secondary air pump relay
• (on top left of engine) ge-1
• B143
• B144
• B52
• F37
• Front oxygen (a/f) sensor
• Fuse & relay box (f/b) (left end of dash)
• Fuse 10a
• Fuse 15a
• Fuse 60a
• Ge-1 (on top left of engine)
• Hot at all times
• Hot in on or start
• Joint connector b138 (behind right kick panel)
• Left secondary air combination valve (left side of engine compt)
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Oil pressure switch (upper front center of engine)
• Purge control solenoid valve 2 (right rear of engine)
• R168
• Rear oxygen sensor (left rear of transmission)
• Red
• Relay holder (left side of engine compt)
• Secondary air combination valve relay 1
• Secondary air combination valve relay 2
• Secondary air pump (left side of engine compt)
• Wastegate control solenoid (right rear of engine)

2.5L Turbo, Engine Performance Wiring Diagram (4 of 5) for Subaru Outback 2008

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (4 of 5) for Subaru Outback 2008:

• (front of left cylinder head) left intake oil flow control solenoid valve
• (front of right cylinder head) right intake oil flow control solenoid valve
• (left side of engine) ignition coil 2
• (left side of engine) ignition coil 4
• (right side of engine) ignition coil 1
• (right side of engine) ignition coil 3
• Crankshaft position sensor (on front of engine)
• Ge-1 (on top left of engine)
• Knock sensor (on top rear of engine)
• Leak diagnosis connector
• Left intake camshaft position sensor (rear of left cylinder head)
• Manifold absolute pressure sensor (right rear of engine)
• Nca
• Purge control solenoid valve 1 (on front of engine)
• Red
• Right intake camshaft position sensor (rear of right cylinder head)

2.5L Turbo, Engine Performance Wiring Diagram (5 of 5) for Subaru Outback 2008

List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (5 of 5) for Subaru Outback 2008:

• (on top left of engine) ge-1
• (top left of cylinder head) fuel injector 2
• (top left of cylinder head) fuel injector 4
• (top right of cylinder head) fuel injector 1
• (top right of cylinder head) fuel injector 3
• B134
• B137
• Electronic throttle control (rear of engine)
• Engine control module (right kick panel)
• Engine coolant temperature sensor & thermometer (top front of engine)
• Ge-1 (on top left of engine)
• Left tgv (left rear of engine)
• Nca
• Pnk
• Power steering oil pressure switch (on power steering oil pump)
• Red
• Right secondary air combination valve
• Right tgv (right rear of engine)

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 5) for Subaru Outback 2008

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 5) for Subaru Outback 2008:

• (right kick panel)
• (right side of dash) delivery (test mode) connector
• (right side of dash) joint connector b122
• (under left side of dash) data link connector
• Accelerator pedal position sensor (under left side of dash)
• Air conditioning system
• Anti-theft system
• B135
• B136
• B52
• B75
• B76
• Computer data lines system
• Cooling fans system
• Cruise control system
• Electronic throttle control relay
• Engine control module
• Fuel tank pressure sensor (behind rear bumper)
• Fuse & relay box (f/b) (left end of dash)
• Fuse 15a
• Hot w/ ig2 relay energized
• Joint connector b83 (right side of dash)
• Mass air flow & intake air temperature sensor
• Nca
• Pnk
• Red
• Starting/charging system

3.0L, Engine Performance Wiring Diagram (2 of 5) for Subaru Outback 2008

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 5) for Subaru Outback 2008:

• (right kick panel) main relay
• (sedan: at top center of trunk) (wagon: left "d" pillar)
• B145
• B186
• Combination meter
• Drive circuit
• Engine coolant temperature gauge
• Fuel pump assembly (in fuel tank)
• Fuel pump control unit (sedan: left side of trunk) (wagon: left side of luggage compt)
• Fuel pump relay
• Fuel temp sensor
• Fuse 15a
• Fuse 7.5a
• Fuse sbf-5 30a
• Fuse sbf-7 30a
• Gb-3
• Gb-5 (right side of dash)
• Gb-9
• Hot at all times
• I/f
• I10
• Main fuse box (m/b) (left side of engine compt)
• Main relay 2
• Malfunction ind light
• Micro computer
• Nca
• Oil pressure
• Oil pressure switch (on right front of of engine)
• Pnk
• Power circuit
• Red
• S# prohibition ind
• Speedo- meter
• Tacho- meter
• Warning ind

3.0L, Engine Performance Wiring Diagram (3 of 5) for Subaru Outback 2008

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 5) for Subaru Outback 2008:

• (center rear of fuel tank) pressure control solenoid valve
• 15a
• B52
• Drain valve
• Fuse & relay box (f/b) (left end of dash)
• Fuse 15a
• Fuse relay block
• Hot at all times
• Hot in on or start
• Joint connector b138 (behind right kick panel)
• Left front oxygen (a/f) sensor (top of left cylinder head)
• Left rear oxygen sensor (on rear catalytic converter)
• Nca
• R168
• Red
• Right front oxygen (a/f) sensor (rear of engine)
• Right rear oxygen sensor (on rear of engine compt)

3.0L, Engine Performance Wiring Diagram (4 of 5) for Subaru Outback 2008

List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 5) for Subaru Outback 2008:

• (top left of engine)
• (top right of engine)
• Crankshaft position sensor (on rear of engine)
• Ge (on right rear of engine)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Knock sensor 1 (on right center of engine)
• Knock sensor 2 (on left center of engine)
• Left camshaft position sensor (left rear of engine)
• Left oil flow control solenoid valve
• Left oil switching solenoid valve (left rear of engine)
• Nca
• Purge control solenoid valve (right rear of engine)
• Red
• Right camshaft position sensor (right rear of engine)
• Right oil flow control solenoid valve
• Right oil switching solenoid valve (right rear of engine)

3.0L, Engine Performance Wiring Diagram (5 of 5) for Subaru Outback 2008

List of elements for 3.0L, Engine Performance Wiring Diagram (5 of 5) for Subaru Outback 2008:

• (on right rear of engine) ge
• (right kick panel)
• (top left of cylinder head) fuel injector 2, 4 & 6
• (top right of cylinder head) fuel injector 1, 3 & 5
• B134
• B137
• Egr solenoid valve (left rear of engine)
• Electronic throttle control (rear of engine)
• Engine control module
• Engine coolant temperature sensor & thermometer (left front of engine)
• Ge (on right rear of engine)
• Left vvl diagnosis oil pressure switch (left rear of engine)
• Manifold absolute pressure sensor (right rear of engine)
• Nca
• Oil temperature sensor (left rear of cylinder head)
• Pnk
• Power steering oil pressure switch (on power steering oil pump)
• Red
• Right vvl diagnosis oil pressure switch (right rear of engine)