AIR CONDITIONING – Chevrolet Cobalt LS 2006 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

2.0L VIN P

2.0L VIN P, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006

List of elements for 2.0L VIN P, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c clutch fuse 10a
• A/c clutch relay
• A/c compressor clutch (in lower right side of engine, below generator)
• A/c compressor clutch diode
• A/c refrigerant pressure sensor
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C3 f2
• C5 a4
• Computer data lines system
• Cruise control system
• Ect sig
• Engine coolant temperature (ect) sensor (on left rear side of engine, near exhaust manifold)
• G101 (in left side of engine compt, under coolant reservoir)
• G203 (behind right side of dash)
• Gnd
• Hot at all times
• Hot in run or start
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Logic
• Low ref
• Pnk
• Powertrain control module (pcm) (left side of engine compt, near coolant over flow container)
• Press sens sig
• Rly ctrl
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

2.0L VIN P, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.0L VIN P, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006:

• (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261
• 5 volt ref
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Bcm 3 fuse 30a
• Blower motor (under right side of dash)
• Blower motor resistor (under right side of dash, next to blower motor)
• Blower motor switch
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C4 c2
• Close recir door
• Computer data lines system
• Cruise control system
• Defogger system
• Fresh air indicator
• G203 (behind right side of dash)
• Gnd
• Ground
• High
• Hot at all times
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac relay
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Interior lights system
• Logic
• Low
• Mode 1 vlv
• Mode door cntrl
• Mode switch
• Off
• Open recir door
• Pass air temp dr cntrl
• Pass air temp dr pos
• Pnk
• R defog relay cntrl
• R defog switch sig
• Recir- culation indicator
• Recir- culation switch
• Run/ crank relay control
• Serial data
• Tan
• Temperature control switch
• Underhood fuse block (in engine compt, next to left strut tower)

2.0L VIN P, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.0L VIN P, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c cltch fuse 10a
• A/c clutch relay
• A/c compressor clutch (in lower right side of engine, below generator)
• A/c compressor clutch diode
• A/c refrigerant pressure sensor
• A1 c5
• A11
• Air temperature actuator (center of dash, center left side of hvac module)
• C3 f2
• C5 a4
• Computer data lines system
• Cool ser/par relay
• Coolant temp ind
• Cooling fan 1 (in front of engine compt, attached to left of radiator)
• Cooling fan 1 fuse 30a
• Cooling fan 1 relay
• Cooling fan 2 (in front of engine compt, attached to right of radiator)
• Cooling fan 2 fuse 30a
• Cooling fan 2 relay
• E10
• Ect sig
• Engine coolant temperature (ect) sensor (on left rear side of engine, near exhaust manifold)
• F10
• G101 (in left side of engine compt, under coolant reservoir)
• G111 (in front of engine compt, near cooling fans)
• Hot at all times
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Mode actuator (center of dash, center left side of hvac module)
• Pnk
• Powertrain control module (pcm) (left side of engine compt, near coolant over flow container)
• Press sens sig
• Recirculation actuator (behind right side of dash, above blower motor)
• Rly ctrl
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

2.2L VIN F

2.2L VIN F, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006

List of elements for 2.2L VIN F, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c clutch fuse 10a
• A/c clutch relay
• A/c compressor clutch (left front of engine)
• A/c compressor clutch diode
• A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor)
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C3 f2
• C5 a4
• Computer data lines system
• Cruise control system
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• G101 (in left side of engine compt, under coolant reservoir)
• G203 (behind right side of dash)
• Gnd
• Hot at all times
• Hot in run or start
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Logic
• Low ref
• Pnk
• Press sens sig
• Rly ctrl
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

2.2L VIN F, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.2L VIN F, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006:

• (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261
• 5 volt ref
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Bcm 3 fuse 30a
• Blower motor (under right side of dash)
• Blower motor resistor (under right side of dash, next to blower motor)
• Blower motor switch
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C4 c2
• Close recir door
• Computer data lines system
• Cruise control system
• Defogger system
• Fresh air indicator
• G203 (behind right side of dash)
• Gnd
• Ground
• High
• Hot at all times
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac relay
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Interior lights system
• Logic
• Low
• Mode 1 vlv
• Mode door cntrl
• Mode switch
• Off
• Open recir door
• Pass air temp dr cntrl
• Pass air temp dr pos
• Pnk
• R defog relay cntrl
• R defog switch sig
• Recir- culation indicator
• Recir- culation switch
• Run/ crank relay control
• Serial data
• Tan
• Temperature control switch
• Underhood fuse block (in engine compt, next to left strut tower)

2.2L VIN F, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.2L VIN F, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c cltch fuse 10a
• A/c clutch relay
• A/c compressor clutch (left front of engine)
• A/c compressor clutch diode
• A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor)
• A1 c5
• A11
• Air temperature actuator (center of dash, center left side of hvac module)
• C3 f2
• C5 a4
• Computer data lines system
• Coolant temp ind
• Cooling fan 1 fuse 30a
• Cooling fan 1 relay
• Cooling fan 2 fuse 30a
• Cooling fan 2 relay
• Cooling fan diode
• Cooling fan motor
• E10
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• F10
• G101 (in left side of engine compt, under coolant reservoir)
• G111 (in front of engine compt, near cooling fans)
• Hot at all times
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Mode actuator (center of dash, center left side of hvac module)
• Pnk
• Press sens sig
• Recirculation actuator (behind right side of dash, above blower motor)
• Rly ctrl
• S105
• S110
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

2.4L VIN B

2.4L VIN B, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006

List of elements for 2.4L VIN B, Compressor Wiring Diagram for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c cltch fuse 10a
• A/c clutch relay
• A/c compressor clutch
• A/c compressor clutch diode
• A/c refrigerant pressure sensor
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• A4 c5
• Batt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C3 f2
• Computer data lines system
• Cruise control system
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine coolant temperature (ect) sensor (right rear of engine block)
• G101 (in left side of engine compt, under coolant reservoir)
• G203 (behind right side of dash)
• Gnd
• Hot at all times
• Hot in run or start
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Logic
• Low ref
• Pnk
• Press sens sig
• Rly ctrl
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

2.4L VIN B, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.4L VIN B, Manual A/C Wiring Diagram (1 of 2) for Chevrolet Cobalt LS 2006:

• (in hvac jumper harness, approximately 4.9 cm (2 in) from hvac control assembly) s261
• 5 volt ref
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Bcm 3 fuse 30a
• Blower motor (under right side of dash)
• Blower motor resistor (under right side of dash, next to blower motor)
• Blower motor switch
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C2 c4
• Close recir door
• Computer data lines system
• Cruise control system
• Defogger system
• Fresh air indicator
• G203 (behind right side of dash)
• Gnd
• Ground
• High
• Hot at all times
• Hot w/ run/ crank relay energized
• Hvac control module (center of dash, below radio)
• Hvac relay
• Hvac/ ip ign fuse 10a
• Hvac/pk3 fuse 10a
• Ign 1 voltage
• Interior lights system
• Logic
• Low
• Mode 1 vlv
• Mode door cntrl
• Mode switch
• Off
• Open recir door
• Pass air temp dr cntrl
• Pass air temp dr pos
• Pnk
• R defog relay cntrl
• R defog switch sig
• Recir- culation indicator
• Recir- culation switch
• Run/ crank relay control
• Serial data
• Tan
• Temperature control switch
• Underhood fuse block (in engine compt, next to left strut tower)

2.4L VIN B, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006

List of elements for 2.4L VIN B, Manual A/C Wiring Diagram (2 of 2) for Chevrolet Cobalt LS 2006:

• 5v ref
• A/c cltch fuse 10a
• A/c cltch relay
• A/c compressor clutch
• A/c compressor clutch diode
• A/c refrigerant pressure sensor
• A11
• A4 c5
• Air temperature actuator (center of dash, center left side of hvac module)
• C3 f2
• Computer data lines system
• Cool ser/par relay
• Coolant temp ind
• Cooling fan 1 fuse 30a
• Cooling fan 1 relay
• Cooling fan 2 fuse 30a
• Cooling fan 2 relay
• Cooling fan motor
• Cooling fan resistor
• E10
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine coolant temperature (ect) sensor (right rear of engine block)
• F10
• G101 (in left side of engine compt, under coolant reservoir)
• G111 (in front of engine compt, near cooling fans)
• Hot at all times
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Mode actuator (center of dash, center left side of hvac module)
• Pnk
• Press sens sig
• Recirculation actuator (behind right side of dash, above blower motor)
• Rly ctrl
• Serial data
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)