AIR CONDITIONING – Volvo S70 AWD 1999 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

2.3L

2.3L Turbo, Manual A/C Wiring Diagram for Volvo S70 AWD 1999

List of elements for 2.3L Turbo, Manual A/C Wiring Diagram for Volvo S70 AWD 1999:

• (not used)
• (on center console, near shift lever)
• (rear of right front fender) g105
• 87a
• A/c press sw
• A/c pressure sensor (on right front of engine compartment)
• A/c pressure switch (pressostat) (on right rear of engine compartment)
• A/c relay (on engine compartment relay/fuse box, position n0 4)
• A/c switch solenoid (on a/c compressor)
• A39
• A60
• A68
• Alternative model
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B32
• B44
• Base model
• Battery
• Blower fan (behind right side of dash, on hvac housing)
• Blower fan resistor (on right side of hvac housing)
• C2 red
• Central electrical unit (on left rear of engine compartment)
• Climate control system
• Conn a
• Conn b
• Data link connector (dlc)
• Engine compartment relay/fuse box (on left rear of engine compartment, next to strut tower)
• Engine control module (on right front inner fender panel, in control module box)
• Engine coolant (fc) fan (behind radiator)
• Engine coolant fan (fc) relay (on top right of radiator shroud)
• Engine coolant temperature (ect) sensor (on left front of engine)
• Floor, defroster & ventilation shutter servo motor (on left side of hvac housing)
• Fuse 15a
• Fuse 2 15a, (or fuse 5 20a)
• Fuse 25a
• Fuse 60a
• G110 (lower left front of engine)
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ignition
• Illum
• Interior lights system (rheostat)
• Mode ctrl
• Out1
• Out2
• Pnk
• Rec ctrl
• Recirculation shutter servo motor (on right side of hvac housing)
• Red
• Solid state

Automatic A/C Wiring Diagram (1 of 2) for Volvo S70 AWD 1999

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Volvo S70 AWD 1999:

• (not used)
• (rear of right front fender) g105
• 2.3l & 2.4l turbo (me7)
• 2.4l non-turbo (denso)
• 87a
• A/c pressure switch (pressostat) (on right rear of engine compartment)
• A/c relay (on engine compartment relay/fuse box, position no 4)
• A/c switch solenoid (on a/c compressor)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A39
• A40
• A58
• A60
• A61
• A68
• Alternative model
• B27
• B32
• B44
• Base model
• Blower fan (behind right side of dash, on hvac housing)
• Blower fan power unit (on right side of hvac housing)
• C10
• Central electrical unit (on left rear of engine compartment)
• Data link connector (dlc) (on center console, near shift lever)
• Ecc climate control module
• Engine compartment relay/fuse box (on left rear of engine compartment, next to strut tower)
• Engine control module (on right front inner fender panel, in control module box)
• Fuse 10a
• Fuse 15a
• Fuse 2 15a (or fuse 5 20a)
• Fuse 25a
• Fuse 60a
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Illum
• Interior lights system (rheostat)
• Pnk
• Recirculation shutter servo motor (on right side of hvac housing)
• Temperature shutter servo motor (left) (on left side of hvac housing)

Automatic A/C Wiring Diagram (2 of 2) for Volvo S70 AWD 1999

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Volvo S70 AWD 1999:

• (left rear of engine compartment, in central electrical unit) g104
• (not used)
• A/c pressure sensor (on right front of engine compartment)
• Alarm/immobilizer ecc sun sensor & led indicator (on top center of dash)
• Alternative model
• Base model
• Base model only
• Cabin temperature sensor (behind center of dash)
• Engine coolant (fc) fan (behind radiator)
• Engine coolant fan (fc) relay (on top right of radiator shroud)
• Engine coolant temperature (ect) sensor (on left front of engine)
• Floor, defroster & ventilation shutter servo motor (on left side of hvac housing)
• Front of engine) g110
• Instrument cluster system
• Out1
• Out2
• Outside temperature sensor (ecc) (on right side of hvac housing)
• Red
• Starting/ charging system (generator)
• Temperature shutter servo motor (right) (on center of hvac housing)

2.4L

2.4L Turbo, Manual A/C Wiring Diagram for Volvo S70 AWD 1999

List of elements for 2.4L Turbo, Manual A/C Wiring Diagram for Volvo S70 AWD 1999:

• (not used)
• (on center console, near shift lever)
• (rear of right front fender) g105
• 87a
• A/c press sw
• A/c pressure sensor (on right front of engine compartment)
• A/c pressure switch (pressostat) (on right rear of engine compartment)
• A/c relay (on engine compartment relay/fuse box, position n0 4)
• A/c switch solenoid (on a/c compressor)
• A39
• A60
• A68
• Alternative model
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B32
• B44
• Base model
• Battery
• Blower fan (behind right side of dash, on hvac housing)
• Blower fan resistor (on right side of hvac housing)
• C2 red
• Central electrical unit (on left rear of engine compartment)
• Climate control system
• Conn a
• Conn b
• Data link connector (dlc)
• Engine compartment relay/fuse box (on left rear of engine compartment, next to strut tower)
• Engine control module (on right front inner fender panel, in control module box)
• Engine coolant (fc) fan (behind radiator)
• Engine coolant fan (fc) relay (on top right of radiator shroud)
• Engine coolant temperature (ect) sensor (on left front of engine)
• Floor, defroster & ventilation shutter servo motor (on left side of hvac housing)
• Fuse 15a
• Fuse 2 15a, (or fuse 5 20a)
• Fuse 25a
• Fuse 60a
• G110 (lower left front of engine)
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ignition
• Illum
• Interior lights system (rheostat)
• Mode ctrl
• Out1
• Out2
• Pnk
• Rec ctrl
• Recirculation shutter servo motor (on right side of hvac housing)
• Red
• Solid state

2.4L, Manual A/C Wiring Diagram for Volvo S70 AWD 1999

List of elements for 2.4L, Manual A/C Wiring Diagram for Volvo S70 AWD 1999:

• (not used)
• (on center console, near shift lever)
• (rear of right front fender) g105
• 87a
• A/c press sw
• A/c pressure sensor (on right front of engine compartment)
• A/c pressure switch (pressostat) (on right rear of engine compartment)
• A/c relay (on engine compartment relay/fuse box, position n0 4)
• A/c switch solenoid (on a/c compressor)
• A21
• A40
• A58
• A61
• Alternative model
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B32
• B44
• Base model
• Battery
• Blower fan (behind right side of dash, on hvac housing)
• Blower fan resistor (on right side of hvac housing)
• C2 red
• Central electrical unit (on left rear of engine compartment)
• Climate control system
• Conn a
• Conn b
• Data link connector (dlc)
• Engine compartment relay/fuse box (on left rear of engine compartment, next to strut tower)
• Engine control module (on right front inner fender panel, in control module box)
• Engine coolant (fc) fan (behind radiator)
• Engine coolant fan (fc) relay (on top right of radiator shroud)
• Engine coolant temperature (ect) sensor (on left front of engine)
• Floor, defroster & ventilation shutter servo motor (on left side of hvac housing)
• Fuse 15a
• Fuse 2 15a, (or fuse 5 20a)
• Fuse 25a
• Fuse 60a
• G110 (lower left front of engine)
• Gnd
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ignition
• Illum
• Interior lights system (rheostat)
• Mode ctrl
• Out1
• Out2
• Pnk
• Rec ctrl
• Recirculation shutter servo motor (on right side of hvac housing)
• Red
• Solid state

Automatic A/C Wiring Diagram (1 of 2) for Volvo S70 AWD 1999

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Volvo S70 AWD 1999:

• (not used)
• (rear of right front fender) g105
• 2.3l & 2.4l turbo (me7)
• 2.4l non-turbo (denso)
• 87a
• A/c pressure switch (pressostat) (on right rear of engine compartment)
• A/c relay (on engine compartment relay/fuse box, position no 4)
• A/c switch solenoid (on a/c compressor)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A39
• A40
• A58
• A60
• A61
• A68
• Alternative model
• B27
• B32
• B44
• Base model
• Blower fan (behind right side of dash, on hvac housing)
• Blower fan power unit (on right side of hvac housing)
• C10
• Central electrical unit (on left rear of engine compartment)
• Data link connector (dlc) (on center console, near shift lever)
• Ecc climate control module
• Engine compartment relay/fuse box (on left rear of engine compartment, next to strut tower)
• Engine control module (on right front inner fender panel, in control module box)
• Fuse 10a
• Fuse 15a
• Fuse 2 15a (or fuse 5 20a)
• Fuse 25a
• Fuse 60a
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Illum
• Interior lights system (rheostat)
• Pnk
• Recirculation shutter servo motor (on right side of hvac housing)
• Temperature shutter servo motor (left) (on left side of hvac housing)

Automatic A/C Wiring Diagram (2 of 2) for Volvo S70 AWD 1999

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Volvo S70 AWD 1999:

• (left rear of engine compartment, in central electrical unit) g104
• (not used)
• A/c pressure sensor (on right front of engine compartment)
• Alarm/immobilizer ecc sun sensor & led indicator (on top center of dash)
• Alternative model
• Base model
• Base model only
• Cabin temperature sensor (behind center of dash)
• Engine coolant (fc) fan (behind radiator)
• Engine coolant fan (fc) relay (on top right of radiator shroud)
• Engine coolant temperature (ect) sensor (on left front of engine)
• Floor, defroster & ventilation shutter servo motor (on left side of hvac housing)
• Front of engine) g110
• Instrument cluster system
• Out1
• Out2
• Outside temperature sensor (ecc) (on right side of hvac housing)
• Red
• Starting/ charging system (generator)
• Temperature shutter servo motor (right) (on center of hvac housing)