AIR CONDITIONING – Subaru Legacy i 2009 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

2.5L

2.5L, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009

List of elements for 2.5L, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009:

• (f108: left side of engine compt)
• (right side of dash) auto a/c control module
• A/c control panel
• Ambient sensor (behind left side of front bumper)
• B159
• B280
• B281
• B361
• B52
• Blower motor (right side of dash)
• Blower motor relay (fuse & relay box (f/b))
• Body integrated unit (center of dash)
• Fuse & relay box (f/b) (left kick panel)
• Fuse 15a
• Fuse 7.5a
• Gb-3
• Gb-7 (right side of dash)
• Hot at all times
• Hot in on or start
• Intake door actuator (right side of dash)
• Pnk
• Power transistor (right side of dash)
• Red
• Through j/c b361 & f108 (b361: left rear of engine compt) f108

2.5L, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009

List of elements for 2.5L, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009:

• (right side of dash) gb-7
• A/c pressure switch (2.5l: on a/c receiver-drier)
• B360
• B361
• Driver seat air mix actuator (center of dash)
• Evaporator sensor (right side of dash)
• F108
• F109
• In-vehicle sensor (behind center console)
• Mode door actuator (right side of dash)
• Passenger seat air mix actuator (right side of dash)
• Red
• Sun load sensor (top right side of dash)
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

2.5L, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009

List of elements for 2.5L, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009:

• (2.5l turbo: top front of engine) (2.5l: right rear of engine) engine coolant temperature sensor
• (center front of engine) magnet clutch
• 2.5l
• 2.5l turbo
• A/c relay
• B134
• B135
• B136
• B143
• B360
• B361
• Ecm (right side of dash)
• F108
• F109
• F35
• F36
• F37
• Fuse 25a
• Gb-2 (left front of engine compt)
• Gb-4 (left side of dash)
• Hot at all times
• Main fan motor (left front of engine compt)
• Main fan relay 1
• Main fan relay 2
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Red
• Relay holder (left side of engine compt)
• Sub fan motor (right front of engine compt)
• Sub fan relay
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

2.5L, Manual A/C Wiring Diagram (1 of 2) for Subaru Legacy i 2009

List of elements for 2.5L, Manual A/C Wiring Diagram (1 of 2) for Subaru Legacy i 2009:

• A/c control panel
• A/c pressure switch (on a/c receiver-drier)
• B159
• B52
• Blower fan motor (right side of dash)
• Blower motor relay (fuse & relay box (f/b))
• Blower resistor (right side of dash)
• Blower switch
• Body integrated unit (center of dash)
• Defogger system
• Fuse & relay box (f/b) (left kick panel)
• Fuse 15a
• Fuse 7.5a
• Gb-3
• Gb-7 (right side of dash)
• Hot at all times
• Hot in on or start
• I84
• Intake door actuator (right side of dash)
• Interior lights system
• Mode door actuator (right side of dash)
• Off

2.5L, Manual A/C Wiring Diagram (2 of 2) for Subaru Legacy i 2009

List of elements for 2.5L, Manual A/C Wiring Diagram (2 of 2) for Subaru Legacy i 2009:

• (center front of engine) magnet clutch
• (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt) through j/c
• (right rear of engine) engine coolant temperature sensor
• (right side of dash) gb-7
• A/c relay
• B134
• B135
• B136
• B143
• B360
• B361
• Ecm (right side of dash)
• Evaporator sensor (right side of dash)
• F108
• F109
• F35
• F36
• F37
• Fuse 25a
• Gb-2 (left front of engine compt)
• Gb-4 (left side of dash)
• Hot at all times
• Main fan motor (left front of engine compt)
• Main fan relay 1
• Main fan relay 2
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Red
• Relay holder (left side of engine compt)
• Sub fan motor (right front of engine compt)
• Sub fan relay
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

2.5L TURBO

2.5L Turbo, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009

List of elements for 2.5L Turbo, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009:

• (f108: left side of engine compt)
• (right side of dash) auto a/c control module
• A/c control panel
• Ambient sensor (behind left side of front bumper)
• B159
• B280
• B281
• B361
• B52
• Blower motor (right side of dash)
• Blower motor relay (fuse & relay box (f/b))
• Body integrated unit (center of dash)
• Fuse & relay box (f/b) (left kick panel)
• Fuse 15a
• Fuse 7.5a
• Gb-3
• Gb-7 (right side of dash)
• Hot at all times
• Hot in on or start
• Intake door actuator (right side of dash)
• Pnk
• Power transistor (right side of dash)
• Red
• Through j/c b361 & f108 (b361: left rear of engine compt) f108

2.5L Turbo, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009

List of elements for 2.5L Turbo, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009:

• (right side of dash) gb-7
• A/c pressure switch (2.5l: on a/c receiver-drier)
• B360
• B361
• Driver seat air mix actuator (center of dash)
• Evaporator sensor (right side of dash)
• F108
• F109
• In-vehicle sensor (behind center console)
• Mode door actuator (right side of dash)
• Passenger seat air mix actuator (right side of dash)
• Red
• Sun load sensor (top right side of dash)
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

2.5L Turbo, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009

List of elements for 2.5L Turbo, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009:

• (2.5l turbo: top front of engine) (2.5l: right rear of engine) engine coolant temperature sensor
• (center front of engine) magnet clutch
• 2.5l
• 2.5l turbo
• A/c relay
• B134
• B135
• B136
• B143
• B360
• B361
• Ecm (right side of dash)
• F108
• F109
• F35
• F36
• F37
• Fuse 25a
• Gb-2 (left front of engine compt)
• Gb-4 (left side of dash)
• Hot at all times
• Main fan motor (left front of engine compt)
• Main fan relay 1
• Main fan relay 2
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Red
• Relay holder (left side of engine compt)
• Sub fan motor (right front of engine compt)
• Sub fan relay
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

3.0L

3.0L, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009

List of elements for 3.0L, Automatic A/C Wiring Diagram (1 of 3) for Subaru Legacy i 2009:

• (b361: left rear of engine compt)
• (right side of dash) auto a/c control module
• A/c control panel
• Ambient sensor (behind left side of front bumper)
• B159
• B280
• B281
• B361
• B52
• Blower fan motor (right side of dash)
• Blower motor relay (fuse & relay box (f/b))
• Body integrated unit (center of dash)
• Fuse & relay box (f/b) (left kick panel)
• Fuse 15a
• Gb-3
• Gb-7 (right side of dash)
• Hot at all times
• Hot in on or start
• Intake door actuator (right side of dash)
• Pnk
• Power transistor (right side of dash)
• Red
• Through j/c (f108: left side of engine compt) f108

3.0L, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009

List of elements for 3.0L, Automatic A/C Wiring Diagram (2 of 3) for Subaru Legacy i 2009:

• (right side of dash) gb-7
• A/c pressure switch
• B360
• B361
• Driver seat air mix actuator (center of dash)
• Evaporator sensor (right side of dash)
• F108
• F109
• In-vehicle sensor (behind center console)
• Mode door actuator (right side of dash)
• Passenger seat air mix actuator (right side of dash)
• Red
• Sunload sensor (top right side of dash)
• Through j/c (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)

3.0L, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009

List of elements for 3.0L, Automatic A/C Wiring Diagram (3 of 3) for Subaru Legacy i 2009:

• (center front of engine) magnet clutch
• (left front of engine) engine coolant temperature sensor
• A/c lock sensor (center front of engine compt)
• A/c relay
• B134
• B135
• B136
• B143
• B52
• Ecm (right side of dash)
• Engine controls system
• F106
• F108
• F17
• F35
• F36
• F37
• Fuse & relay box (f/b) (left kick panel)
• Fuse 25a
• Fuse 7.5a
• Gb-2 (left front of engine compt)
• Gb-4 (left side of dash)
• Hot at all times
• Hot in on or start
• Main fan motor (left front of engine compt)
• Main fan relay 1
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Radiator fan control unit (right front of engine compt)
• Red
• Relay holder (left side of dash)
• Sub fan motor (right front of engine compt)
• Through j/c (f108: left side of engine compt) (b361: left rear of engine compt) b361

3.0L, Manual A/C Wiring Diagram (1 of 2) for Subaru Legacy i 2009

List of elements for 3.0L, Manual A/C Wiring Diagram (1 of 2) for Subaru Legacy i 2009:

• A/c control panel
• A/c pressure switch
• B159
• B52
• Blower fan motor (right side of dash)
• Blower motor relay (fuse & relay box (f/b))
• Blower resistor (right side of dash)
• Blower switch
• Body integrated unit (center of dash)
• Defogger system
• Fuse & relay box (f/b) (left kick panel)
• Fuse 15a
• Fuse 7.5a
• Gb-3
• Gb-7 (right side of dash)
• Hot at all times
• Hot in on or start
• I84
• Intake door actuator (right side of dash)
• Interior lights system
• Mode door actuator (right side of dash)
• Off

3.0L, Manual A/C Wiring Diagram (2 of 2) for Subaru Legacy i 2009

List of elements for 3.0L, Manual A/C Wiring Diagram (2 of 2) for Subaru Legacy i 2009:

• (center front of engine) magnet clutch
• (left front of engine) engine coolant temperature sensor
• (right side of dash) gb-7
• A/c relay
• B134
• B135
• B136
• B143
• B360
• B361
• Ecm (right side of dash)
• Evaporator sensor (right side of dash)
• F106
• F108
• F109
• F17
• F35
• F36
• F37
• Fuse 25a
• Gb-2 (left front of engine compt)
• Gb-4 (left side of dash)
• Hot at all times
• J/c b361 & f108 (f108: left side of engine compt) (b361: left rear of engine compt)
• Main fan motor (left front of engine compt)
• Main fan relay 1
• Main fuse box (m/b) (left side of engine compt)
• Nca
• Radiator fan control unit (right front of engine compt)
• Red
• Relay holder (left side of dash)
• Sub fan motor (right front of engine compt)
• Through j/c b360, b361, f108 & f109 (f108 & f109: left side of engine compt) (b360 & b361: left rear of engine compt)