POWER DISTRIBUTION – Subaru Legacy L 2003 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Subaru Legacy L 2003

List of elements for Power Distribution Wiring Diagram (1 of 4) for Subaru Legacy L 2003:

91

• (2.5l)
• (2.5l: at rear of engine compt) gb-3
• (3.0l)
• (at left side of engine compartment, at rear of battery) main fuse box
• (not used)
• Abs
• Abs control module
• Auto a/c control module
• B135
• B137
• B152
• B158
• B281
• B51
• B52
• B55
• Battery
• Blower motor relay
• Check connector
• Combination meter
• Data link connector
• Engine control module
• F36
• F37
• F39
• F40
• F41
• F68
• Front foglight relay
• Fuel pump relay
• Fuse & relay box
• Fuse 1 15a
• Fuse 1 20a
• Fuse 13 15a
• Fuse 2 15a
• Fuse 3 10a
• Fuse 3 15a
• Fuse 4 10a
• Fuse 5 15a
• Fuse 6 15a
• Fuse 7 15a
• Fuse 7 20a
• Fuse 8 15a
• Fuse 8 30a
• Fuse 9 15a
• Generator
• Hazard switch
• Headlights system
• Horn relay
• I12
• I49
• Ignition relay
• Integrated module
• Key switch light
• Key warning switch
• Keyless buzzer
• Keyless entry control module
• Left headlight relay
• Luggage room light (wagon)
• Main relay
• Nca
• Option connector
• Parking switch
• Power seat
• Power window circuit breaker
• Power window relay
• Radio
• Rear defogger relay
• Red
• Relay box
• Right headlight relay
• Room light
• Sbf-1 fuse 100a
• Sbf-3 fuse 50a
• Sbf-5 fuse 30a
• Sbf-6 fuse 30a
• Security control module
• Security horn relay
• Spot light
• Starter motor
• To ignition switch (diagram 2 of 4)
• To main fuse box sbf-4 (diagram 2 of 4)
• To multiple power socket fuse holder (diagram 4 of 4)
• To tail & illumination relay (diagram 3 of 4)
• Transmission control module
• Trunk room light (sedan)
• Valve relay
• Vdc
• Vehicle speed sensor (m/t)
• W/ on star
• W/o on star

Power Distribution Wiring Diagram (2 of 4) for Subaru Legacy L 2003

List of elements for Power Distribution Wiring Diagram (2 of 4) for Subaru Legacy L 2003:

54

• (2.5l) (3.0l)
• (not used)
• A/t
• Acc
• B136 b134
• B158
• Combination switch
• Cruise control module (a/t)
• Engine control module
• F35
• F36
• F38
• F40
• From fuse & relay box (diagram 4 of 4)
• From ignition relay (diagram 1 of 4)
• From main fuse box headlight relays (diagram 1 of 4)
• From main fuse box sbf-1 (diagram 1 of 4)
• Front washer motor
• Front wiper motor
• Front wiper switch
• Fuse & relay box
• Fuse 14 10a
• Fuse 15 30a
• Fuse 20a
• Fuse 9 15a
• Gb-3 (2.5l: at rear of engine compt)
• Gb-9 (sedan: at top center of trunk) (wagon: at right rear quarterpanel)
• Generator
• Ignition switch
• Inhibitor switch
• Interrupt relay
• M/t
• Main fuse box (at left side of engine compt, at rear of battery)
• Nca
• Off
• Radio
• Rear washer motor
• Rear wiper intermittent module
• Rear wiper motor
• Relay block (behind left side of dash)
• Sbf-2 fuse 50a
• Sbf-4 fuse 50a
• Short connector
• Start
• Starter interlock relay
• To air conditioning fuse holder (diagram 4 of 4)
• To fuse & relay box (diagram 4 of 4)
• To fuse & relay box fuse 18 (diagram 3 of 4)
• To fuse & relay box fuse 4 (diagram 4 of 4)
• To sbf fuse holder (diagram 4 of 4)
• W/ security
• W/ security control module connector model
• W/o security
• W/o security control module connector model

Power Distribution Wiring Diagram (3 of 4) for Subaru Legacy L 2003

List of elements for Power Distribution Wiring Diagram (3 of 4) for Subaru Legacy L 2003:

93

• (2.5l)
• (3.0l)
• (3.0l) (2.5l)
• (not used)
• (w/ on star) (w/o on star)
• 2.5l
• 3.0l
• A/t select lever illumination light
• Ab6
• Abs control module
• Air conditioning relay
• Air conditioning relay holder
• Airbag control module
• Ashtray illumination light
• Auto a/c control module
• Auto a/c control module (a/t)
• Automatic a/c
• B134
• B136
• B152
• B158
• B242
• B280
• B51
• B52
• B54
• B96
• Back-up light switch (m/t)
• Blower motor relay
• Combination meter
• Cruise control main switch
• Cruise control main switch illumination light
• Cruise control module
• Daytime running light control module
• Daytime running light relay (4 light model)
• Engine control module
• Exterior lights system
• F28 f28
• F29
• F30
• F41
• F66
• From fuse & relay box f40 pin 9 (diagram 1 of 4)
• From ignition switch (diagram 2 of 4)
• Front fog light switch illumination light
• Fuel pump relay
• Fuse & relay box
• Fuse 11 15a
• Fuse 12 10a
• Fuse 17 15a
• Fuse 18 15a
• Fuse 6 15a
• Glove box illumination light
• Hazard switch illumination light
• I10
• I17
• I48
• I49
• Ignition coil & ignitor
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Inhibitor switch (a/t)
• Integrated module
• Left seat heater switch illumination light
• Main fan relay (2.5l)
• Main fan relay 1 (3.0l)
• Main fan relay 2 (3.0l)
• Manual a/c
• Mode control panel (m/t)
• Mode control panel illumination light
• Nca
• Option connector
• Parking switch
• Power window main switch illumination light
• Power window relay
• Pressure switch
• Radio illumination light
• Rear defogger relay
• Red
• Right seat heater switch illumination light
• Sub fan relay (2.5l)
• Sub fan relay 1 (3.0l)
• Sub fan relay 2 (3.0l)
• Tail & illumination relay
• Transmission control module
• Vdc off switch
• Vehicle dynamic control module
• Wiper deicer relay
• Wiper deicer switch illumination light

Power Distribution Wiring Diagram (4 of 4) for Subaru Legacy L 2003

List of elements for Power Distribution Wiring Diagram (4 of 4) for Subaru Legacy L 2003:

66

• (at left side of engine compt)
• (not used)
• (w/ cruise control module)
• (w/ vdc) (w/ abs)
• (w/o cruise control module)
• 2.5l
• 20a
• 3.0l
• 30a
• Abs
• Abs control module
• Air conditioning relay holder
• Auto a/c control module
• B158
• B225
• B280
• B52
• B55
• F27
• F28
• F29
• F40
• F66
• From battery (diagram 1 of 4)
• From fuse & relay box (diagram 2 of 4)
• From main fuse box (diagram 2 of 4)
• From main fuse box sbf-2 (diagram 2 of 4)
• Fuse & relay box
• Fuse 10 15a
• Fuse 16 20a
• Fuse 19 20a
• Fuse 25a
• Fuse 30a
• Fuse 4 20a
• Fuse 50a 30a
• Gb-7 (at front left side of center console)
• Integrated module
• Left rearview mirror (heater)
• Left vanity mirror illumination light
• Main fan relay
• Main fan relay 1
• Motor relay
• Multiple power socket
• Multiple power socket fuse holder
• Multiple power socket relay
• Nca
• Op2
• Op3
• Op4
• Op5
• Option connector
• Power amplifier
• Red
• Relay block (behind left side of dash)
• Relay box
• Remote controlled rearview mirror switch
• Right rearview mirror (heater)
• Right vanity mirror illumination light
• Sbf holder
• Stoplight switch
• Sub fan relay
• Sub fan relay 1
• Sub fan relay 2
• Trailer connector
• Vdc
• Wiper deicer relay