AIR CONDITIONING – Saturn Ion Red Line 2004 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Compressor Wiring Diagram for Saturn Ion Red Line 2004

List of elements for Compressor Wiring Diagram for Saturn Ion Red Line 2004:

• (at rear of engine, near coolant overflow container) (2.0l) powertrain control module (pcm)
• (not used)
• +5v
• 2.0l
• 2.2l
• A/c compressor clutch (at lower left front of engine)
• A/c diode
• A/c fuse 5 10a
• A/c on led
• A/c on/off
• A/c press
• A/c refrigerant pressure sensor (on lower left side of engine, below generator)
• A/c relay
• A/c request
• A/c switch
• A10
• Aa1
• Aa2
• Aa3
• Aa4
• B11
• Body control module (bcm) (at lower center of dash)
• Class 2 data
• Early production
• Ect sens
• Engine control module (ecm) (2.2l) (at left side of engine compt)
• Engine coolant temperature (ect) sensor (2.0l: on top of engine, near right front corner of camshaft cover) (2.2l (vin f): on right rear side of engine, near exhaust manifold)
• F10
• G101 (behind left front headlamp)
• G203 (behind lower left side of dash, left of steering column)
• Hot at all times
• Hot in run or start
• Hvac control assembly (at lower center of dash)
• Hvac fan switch
• Hvac fuse 7.5a
• Ign 3 volt
• Late production
• Logic
• Low ref
• Off
• Red
• Run (ign 3) fuse 48 30a
• Run relay
• Run relay ctrl
• Run/ crank relay
• S101
• S233 (in i/p harness, 5 cm from ambient light sensor breakout)
• Sp101 (in forward lamp harness, near left headlamp)
• Underhood fuse block (2.2l (vin f): at left rear side of engine compartment)

Heater Wiring Diagram for Saturn Ion Red Line 2004

List of elements for Heater Wiring Diagram for Saturn Ion Red Line 2004:

• Aa1
• Aa2
• Aa3
• Aa4
• B11
• Blower motor (behind lower right side of dash, behind glove compt)
• Blower motor resistor assembly (behind lower right side of dash, behind glove compt)
• Body control module (bcm) (at lower center of dash)
• G203 (behind lower left side of dash, left of steering column)
• Hot at all times
• Hvac control assembly (at lower center of dash)
• Hvac fan switch
• Logic
• Off
• Red
• Run (ign 3) fuse 48 30a
• Run relay
• Run relay cntrl
• S260 (in i/p harness, 6.5 cm from blower motor breakout)
• Tan
• Underhood fuse block (at left rear side of engine compartment)

Manual A/C Wiring Diagram (1 of 2) for Saturn Ion Red Line 2004

List of elements for Manual A/C Wiring Diagram (1 of 2) for Saturn Ion Red Line 2004:

• (at rear of engine, near coolant overflow container) powertrain control module (pcm)
• (not used)
• +5v
• A/c compressor clutch (at lower left front of engine)
• A/c diode
• A/c fuse 5 10a
• A/c ind
• A/c press
• A/c relay
• A/c request sig
• A/c sig sw
• A/c switch
• A10
• Bi-lvl
• Blend
• Class 2 data
• Cooling fan s/p relay ctrl
• Coolling fan relay ctrl
• Def
• Early production
• Ect sens
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• F10
• G101 (behind left front headlamp)
• Hot at all times
• Hot in run or start
• Htr
• Hvac control assembly (at lower center of dash)
• Hvac fan switch
• Ign 3 volt
• Illum
• Interior lights system
• Late production
• Logic
• Low ref
• Mode sw sig
• Mode switch
• Off
• Rec dr ctrl a
• Rec dr ctrl b
• Rec sw sig
• Recirc ind
• Recirc switch
• Run/ crank relay
• S101
• Sp101 (in forward lamp harness, near left headlamp)
• Tan
• Underhood fuse block
• Vent

Manual A/C Wiring Diagram (2 of 2) for Saturn Ion Red Line 2004

List of elements for Manual A/C Wiring Diagram (2 of 2) for Saturn Ion Red Line 2004:

• (attached to right side of radiator) cooling fan 2
• (in engine harness, 1 cm from oil pressure switch) s160
• (in engine harness, 5 cm from starter cable breakout) s156
• (in front of engine compt, attached to top center of radiator) cooling fan s/p relay
• (not used)
• 87a
• A/c refrigerant pressure sensor (on lower left side of engine, below generator)
• A/c request
• Aa1
• Aa2
• Aa3
• Aa4
• B11
• Blower motor (behind lower right side of dash, behind glove compt)
• Blower motor resistor assembly (behind lower right side of dash, behind glove compt)
• Body control module (bcm) (at lower center of dash)
• Class 2 data
• Cooling fan 1 (attached to left side of radiator)
• Cooling fan 1 fuse 45 30a
• Cooling fan 1 relay
• Cooling fan 2 fuse 44 30a
• Cooling fan 2 relay (in front of engine compt, attached to top right corner of radiator)
• E1 c1
• G105
• G203 (behind lower left side of dash, left of steering column)
• Hot at all times
• Hvac fuse 7.5a
• Logic
• Motor breakout)
• Recirculation actuator (behind lower right side of dash, near "a" pillar)
• Red
• Run (ign 3) fuse 48 30a
• Run relay
• Run relay ctrl
• S158 (in engine harness, 6 cm from starter solenoid breakout)
• S233 (in i/p harness, 5 cm from ambient light sensor breakout)
• Tan
• Underhood fuse block