All Wiring Diagrams for Saturn Ion Red Line 2007

AIR CONDITIONING

Compressor Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Compressor Wiring Diagram for Saturn Ion Red Line 2007:

• (not used)
• +5v
• 2.0l
• 2.2l & 2.4l
• A/c clutch relay
• A/c compressor clutch (at lower left front of engine)
• A/c diode
• A/c fuse 5 10a
• A/c ind
• 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
• Ect sens
• Engine control module (ecm) (2.2l & 2.4l) powertrain control module (pcm) (2.0l) (2.2l & 2.4l: at left side of engine compt) (2.0l: at rear of engine, near coolant overflow container)
• Engine coolant temperature (ect) sensor (2.0l: on top of engine, near right front corner of camshaft cover) (2.2l, 2.4l: on right rear side of engine, near exhaust manifold)
• F10
• G101 (behind left front headlight)
• G203 (behind lower left side of dash, left of steering column)
• Hot at all times
• Hot in run or start
• Hvac control assembly
• Hvac fan switch
• Hvac fuse 7.5a
• Ign 3 volt
• Logic
• Low ref
• Off
• Red
• Run (ign 3) fuse 48 30a
• Run relay
• Run relay ctrl
• Run/ crank relay
• S101 (in forward light harness, near underhood fuse block connector)
• S233 (in i/p harness, approximately 20 cm from radio c1 breakout)
• Underhood fuse block (left rear side of engine compt)

Manual A/C Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007

List of elements for Manual A/C Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007:

• (at rear of engine, near coolant overflow container) powertrain control module (pcm)
• (in i/p harness, approximately 20 cm from radio c1 breakout) s233
• (not used)
• +5v
• A/c clutch relay
• 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 relay ctrl
• Cooling fan s/p relay ctrl
• Def
• Ect sens
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• F10
• G101 (behind left front headlight)
• G203 (behind lower left side of dash, left of steering column)
• Hot at all times
• Hot in run or start
• Htr
• Hvac control assembly
• Hvac fan switch
• Ign 3 volt
• Illum
• Interior lights system
• 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 (in forward light harness, near underhood fuse block connector)
• Tan
• Underhood fuse block (left rear side of engine compt)
• Vent

Manual A/C Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007

List of elements for Manual A/C Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007:

• (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)
• (on lower left rear of engine, above starter)
• 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)
• 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
• Nca
• 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)
• S260 (in i/p harness, 6.5 cm from blower motor breakout)
• Tan
• Underhood fuse block (left rear side of engine compt)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Anti-lock Brakes Wiring Diagram for Saturn Ion Red Line 2007:

• 2.0l
• 2.2l/2.4l
• Abs fuse 22 20a
• Abs fuse 40 40a
• Abs fuse 8 10a
• Abs indicator
• Battery
• Body control module (bcm) (at lower center of dash)
• Brake pressure modulator valve
• Class 2 serial data
• Electronic brake control module (ebcm) (at left side of engine compt)
• Engine control module (ecm) (2.2l/2.4l) powertrain control module (pcm) (2.0l) (2.2l/2.4l: at left side of engine compt) (2.0l: at rear of engine, near coolant overflow container)
• G109 (at left rear side of engine compt)
• G201 (behind lower left side of dash, left of steering column)
• Ground
• Hot at all times
• Hot in run or start
• Ign 1
• Instrument panel cluster (ipc)
• Left front wheel speed sensor (part of left front hub & bearing assembly)
• Left rear wheel speed sensor (part of left rear hub & bearing assembly)
• Lf inlet solenoid valve
• Lf outlet solenoid valve
• Lf wheel speed ref
• Lf wheel speed sig
• Logic
• Lr inlet solenoid valve
• Lr outlet solenoid valve
• Lr wheel sen ref
• Lr wheel sen sig
• Message center
• Motor control
• Pnk
• Red
• Rf inlet solenoid valve
• Rf outlet solenoid valve
• Rf wheel speed ref
• Rf wheel speed sig
• Right front wheel speed sensor (part of right front hub & bearing assembly)
• Right rear wheel speed sensor (part of right rear hub & bearing assembly)
• Rr inlet solenoid valve
• Rr outlet solenoid valve
• Rr wheel sen ref
• Rr wheel sen sig
• S221
• Solenoid valve control
• Stop fuse 15a
• Stop sw input
• Tan
• Traction control indicator control
• Traction control switch (w/ traction control) (2.2l/2.4l)
• Traction control switch signal
• Traction off indicator
• Underhood fuse block (left rear side of engine compt)
• Upper stop lamp switch (below left side of dash, attached to brake pedal bracket)

ANTI-THEFT

Anti-theft Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Anti-theft Wiring Diagram for Saturn Ion Red Line 2007:

• (2.0l: at rear of engine, near coolant overflow container) (2.2l & 2.4l: at left side of engine compt) (2.0l) powertrain control module (pcm) (2.2l & 2.4l) engine control module (ecm)
• (in body harness, 7.5 cm from rear compartment light breakout) s413
• (near front left passenger seat belt)
• 2.0l
• 2.2l & 2.4l
• 2.4l & 2.2l
• 5v ref
• Acc
• Ajar switch
• B(+)
• Bcm (pwr) fuse 15a
• Bcm class 2 serial data
• Bcm elect fuse 20a
• Body control module (bcm) (at lower center of dash)
• Cluster/ aos fuse 7.5a
• Dash fuse 7.5a
• Driver door jamb switch (behind left i/p access panel)
• Driver door jamb switch signal
• Ecm class 2 serial data
• Engine controls system
• Exterior lights system
• Front passenger door jamb switch (right front of dash, on outer trim cover)
• Fuel injector control
• G201 (behind lower left side of dash, left of steering column)
• G301 (under driver's seat)
• G403 (under center of rear shelf)
• Gnd
• Horn relay ctrl
• Horns system
• Hot at all times
• Ignition switch
• Instrument panel cluster
• Interior lights system
• Left rear door jamb switch (sedan) (in right "b" pillar)
• Logic
• Nca
• Off
• Off/ run/ crank volt
• Passenger door jamb switch signal
• Rear compartment lid latch (in rear compartment lid)
• Right rear door jamb switch (sedan)
• Run
• S221
• S250
• S351
• S990
• Security indicator
• Security indicator control
• Start
• Trunk ajar switch signal
• Turn/ hazard switch power

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007

List of elements for Body Control Modules Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007:

• 5v ref
• A/c request sig
• A10
• Acc pwr
• Acc voltage
• Air conditioning system
• Anti-lock brakes system
• Anti-theft system
• B (+)
• B(+)
• B11
• Bcm (pwr) fuse 15a
• Bcm class 2 ser data
• Body control module (bcm) (at lower center of dash)
• Computer data lines system
• Dash fuse 7.5a
• Defogger system
• Drl amb light sen ref
• Drl amb light sen sig
• Drv dr jamb sw sig
• Engine controls system
• Exterior lights system
• Fog lp rly ctrl
• Fog lp sw sig
• Fuel pump pwr
• Fuel pump rly ctrl
• G101 (behind left front headlight)
• G201 (behind lower left side of dash, left of steering column)
• Ground
• Headlamps off sig
• Headlights system
• High beam sig
• Horn rly ctrl
• Horns system
• Hot at all times
• Ign 1 pwr
• Ign 3 pwr
• Interior lights system
• Ip batt 1 fuse 39 30a
• Ip batt 1a fuse 47 30a
• Ip batt 2 fuse 41 40a
• Logic
• Low beam pwr
• Low beam sig
• Low ref
• Lp dim ctrl
• Lr turn sig pwr
• Off/run/crank pwr
• Panel lp pwr
• Park brake sw sig
• Park lp pwr
• Pass dr jamb sw sig
• Pass seat belt ind
• Pnk
• Power distribution system
• Power distribution system (ignition switch)
• Power tops & mirrors systems
• Power windows system
• Pwr window sw lockout ctrl (sedan)
• Rear defog rly ctrl
• Rear defog sw sig
• Red
• Rr turn sig pwr
• Run (ign 3) fuse 48 30a
• Run/ crank fuse 38 30a
• Run/ crank relay
• Run/crank pwr
• S101
• S250
• Security ind ctrl
• Shift interlock system
• Shift lk sol pwr
• Sound systems
• Stop lp sw sig
• Trac ctrl ind
• Trac ctrl sw sig
• Turn/haz sw pwr
• Underhood fuse block (left rear side of engine compt)
• Warning system
• Washer pump ctrl
• Wiper sw sig 1
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007

List of elements for Body Control Modules Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007:

• (sedan)
• Acc voltage
• Accessory voltage
• Air conditioning system
• Anti-theft system
• B(+)
• Battery pos voltage
• Bcm class 2 ser data
• Bcm elect fuse 20a
• Blower motor pwr
• Body control module (bcm) (at lower center of dash)
• Brake fluid lev sen sig
• Class 2 serial data
• Computer data lines system
• Courtesy lp low ctrl
• Cruise control & engine controls systems
• Cruise control system
• Cruise control system & electronic power steering systems
• Defogger system
• Door lk act lk ctrl
• Door lk act unlk ctrl
• Door locks system
• Dr lk/unlk sig
• Engine controls system
• Exterior lights system
• Fog lp rly ctrl
• G301 (under driver's seat)
• Ground
• Headlights system
• High beam sig
• Horn rly ctrl
• Horns system
• Hot at all times
• Ign 1 voltage
• Ign 3 voltage
• Inadvertent pwr
• Instrument cluster system
• Interior lights system
• Lf dr lk act unlk ctrl
• Lo coolant lev ind sig
• Logic
• Low beam sig
• Lr turn sig lp pwr
• Mirrors system
• Park lp pwr
• Pass dr jamb sw sig
• Pnk
• Power distribution system (aux power outlet)
• Power distribution system (ignition switch)
• Rear defog rly ctrl
• Red
• Rr turn sig lp pwr
• Run/crank voltage
• S351
• Shift interlock system
• Sound systems
• Starting/charging system
• Stop lp sw sig
• Tan
• Trunk ajar ind ctrl
• Trunk rel motor pwr
• Trunk, tailgate, fuel doors system
• Warning system
• Washer pump ctrl
• Wiper mtr park sw sig
• Wiper sw sig 2
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Computer Data Lines Wiring Diagram for Saturn Ion Red Line 2007:

• (in i/p harness, 5 cm from data link connector (dlc) breakout) s205
• (not used)
• 2.0l
• 2.2l
• 2.2l/2.4l
• 2.4l
• A11
• A12
• Automatic transmission
• B10
• Bcm class 2 serial data
• Body control module (bcm) (at lower center of dash)
• Class 2 serial data
• Data link connector (dlc) (under lower left side of dash)
• Ebcm class 2 serial data
• Electronic brake control module (ebcm) (w/ anti-lock brakes) (at left side of engine compartment)
• Engine control (2.2l/2.4l) powertrain control (2.0l) (2.2l/2.4l: at left side of engine compartment) (2.0l: at rear of engine, near coolant overflow container)
• Eps class 2 serial data
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• High speed gm lan serial data bus +
• High speed gm lan serial data bus -
• Hot at all times
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake)
• Instrument panel cluster
• Ipc class 2 serial data
• Lighter fuse 15a
• Logic
• Low speed gm lan serial data
• Manual transmission
• Module (ecm)
• Module (pcm)
• Power steering control module (pscm)
• Radio
• Resistor
• S215 (in i/p harness, 6 cm from data link connector (dlc) breakout)
• S221
• S233
• Sdm class 2 serial data
• Steering column assembly
• Tan
• Transmission control module (tcm) (2.2l/2.4l) (at left rear of engine compartment, near strut tower)
• Transmission control module (tcm) (automatic transmission only) (at left rear of engine compartment, near strut tower)
• Vcim class 2 serial data
• Vehicle communication interface module (vcim) (if equipped) (at center of rear package shelf, between rear speakers)

COOLING FAN

Cooling Fan Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Cooling Fan Wiring Diagram for Saturn Ion Red Line 2007:

• (in engine harness, 1 cm from oil pressure switch) s160
• (in engine harness, 5 cm from starter cable breakout)
• (in front of engine compt, attached to top right corner of radiator) cooling fan 2 relay
• (on lower left rear of engine, above starter) g105
• 87a
• B6 c2
• Body control module (bcm) (at lower center of dash)
• Class (bcm)
• Class 2 serial data
• Coolant level switch
• Cooling fan 1 (attached to left side of radiator)
• Cooling fan 1 fuse 45 30a
• Cooling fan 1 relay
• Cooling fan 2 (attached to right side of radiator)
• Cooling fan 2 fuse 44 30a
• Cooling fan relay control
• Cooling fan s/p relay (in front of engine compt, attached to top center of radiator)
• Cooling fan s/p relay ctrl
• E1 (not used)
• Ect sensor sig
• Emiss fuse 10 15a
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• Engine coolant temperature gauge
• F1 c1
• Hot at all times
• Hot w/ powertrain relay energized
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low coolant level ind sig
• Low ref
• Message center
• Powertrain control module (pcm) (at rear of engine, near coolant overflow container)
• Red
• S156
• S158 (in engine harness, 6 cm from starter solenoid breakout)
• Underhood fuse block (left rear side of engine compt)

CRUISE CONTROL

Cruise Control Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Cruise Control Wiring Diagram for Saturn Ion Red Line 2007:

• (behind steering wheel) inflatable restraint steering wheel module coil
• 2.0l
• 2.0l/2.2l
• 2.2l/2.4l
• 2.4l
• 5 volt ref 1
• 5 volt ref 2
• 5v ref 1
• 5v ref 2
• Accelerator pedal position (app) sensor (below left side of dash)
• All times
• App sens 1 sig
• App sens 2 sig
• Body control module (bcm) (at lower center of dash)
• Class 2 ecm
• Clutch pedal position (cpp) switch (m/t) (below left side of dash)
• Clutch/ brake/aos fuse 7.5a
• Cpp sw sig
• Cruise control on ind
• E10
• Ecm class 2 serial data
• Engine control module (ecm) (2.2l/2.4l) powertrain control module (pcm) (2.0l) (2.2l/2.4l: at left side of engine compt) (2.0l: at rear of engine, near coolant overflow container)
• Eps/ cruise fuse 2a
• G203 (behind lower left side of dash, left of steering column)
• Hot at
• Hot in acc or run
• Instrument panel cluster (ipc)
• Ipc class 2 serial data
• Left steering wheel controls
• Logic
• Low ref
• Lower stop lamp switch (below left side of dash, attached to brake pedal bracket)
• Message center
• Pnk
• Resume/ accel
• Right steering wheel controls
• S227
• S233
• Set/ coast
• Set/coast resume/ accelerate signal
• Stop fuse 15a
• Stop lamp sw sig
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tcc brake sw/cruise
• Throttle body (2.0l: top left side of engine, below supercharger) (2.2l: top left side of engine)
• Tp sens 1 sig
• Tp sens 2 sig
• Transmission control module (tcm) (a/t: at left rear of engine compt, near strut tower)
• Underhood fuse block (at left rear side of engine compt)
• Upper stop lamp switch (below left side of dash, attached to brake pedal bracket)
• Vehicle speed sensor (vss)
• Vss high
• Vss low

DEFOGGERS

Defoggers Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Defoggers Wiring Diagram for Saturn Ion Red Line 2007:

• Body control module (bcm) (at lower center of dash)
• C2 a
• C2 a10
• C2 a12
• C3 a10
• G101 (behind left front headlight)
• G203 (behind lower left side of dash, left of steering column)
• G403 (under center of rear shelf)
• Hot at all times
• Hvac control assembly
• Logic
• Rear defog indicator
• Rear defog relay
• Rear defog rly ctrl
• Rear defog sw sig
• Rear defog switch
• Rear window defogger grid
• Rr defog fuse 23 30a
• S101
• S233
• S403
• U10
• U12
• Underhood fuse block (left rear side of engine compt)
• V10
• V12

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Electronic Power Steering Wiring Diagram for Saturn Ion Red Line 2007:

• + red
• - c3
• B(+)
• Body control module (bcm) (at lower center of dash)
• Class 2 serial data
• Computer data lines system
• Cruise control system
• Electric power steering (eps) motor
• Eps fuse 43 60a
• Eps/ cruise fuse 2a
• G109 (at left rear side of engine compartment)
• Ground
• Hot at all times
• Hot in run or start
• Ignition 1
• Left assist motor ctrl
• Logic
• Pnk
• Power steering control module (pscm)
• Red
• Right assist motor ctrl
• S227
• Steering column assembly
• Torque sensor
• Underhood fuse block (left rear side of engine compartment)
• W/ cruise control

ENGINE PERFORMANCE

2.0L VIN P

2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Saturn Ion Red Line 2007

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (1 of 4) for Saturn Ion Red Line 2007:

• (at lower center of dash)
• (bottom front of engine, near starter) supercharger intercooler coolant pump
• (on lower left rear of engine, above starter) g105
• (on lower left side of engine, below generator)
• 5v ref 1
• 5v ref 2
• A/c refrigerant pressure sensor
• A10
• Acc
• Acc volt
• Accessory vol
• After cooler pump relay 27
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• B11
• Battery
• Battery +
• Body control module (bcm)
• Class 2 data
• Clu rly ctrl
• Clutch pedal position (cpp) switch (m/t) (below left side of dash)
• Computer data lines system
• Cooling fans system
• Cpp sw sig
• Cruise control system
• Cruise sig
• Data class 2
• E10
• E11
• Ecm fuse 1 10a
• Ecm fuse 10a
• Electronic brake control module (ebcm) (if equipped) (at left side of engine compt)
• Eng speed sig
• Evap sol ctrl
• Evaporative emission (evap) canister vent solenoid (under rear of vehicle, behind fuel tank)
• Fan rly ctrl
• Fuel pres sig
• Fuel tank pressure (ftp) sensor (inside fuel tank)
• G101 (behind left front headlight)
• Hi rly ctrl
• Hot at all times
• Hot in run or start
• Iat 2 sig
• Ign 1
• Ign sw fuse 2a
• Ignition switch
• Instrument cluster system
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Malfunc- tion indicator lamp
• Mil ctrl
• Nca
• Off
• Pnk
• Pnp clu st sw
• Powertrain control module (pcm) (at rear of engine, near coolant overflow container)
• Pump rly ctrl
• Pwr rly ctrl
• Refrig pres sig
• Rly coil ctrl
• Rly ctrl
• Run
• Run/ crank relay 28
• Run/crank fuse 38 30a k1
• S101
• Sens sig
• Serial data
• Start
• Starting/charging system
• Stop lmp sw sig
• Stop lp sig
• Tan
• To emiss fuse 10 (diagram 2 of 4)
• Transmissions system
• Underhood fuse block (left rear side of engine compt)
• Up-shift ind
• Y11
• Z11

2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Saturn Ion Red Line 2007

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (2 of 4) for Saturn Ion Red Line 2007:

• (below left side of dash) accelerator pedal position (app) sensor
• (in fuel injectors harness, on top front of engine)
• (in ignition coil harness, on top front of engine)
• (on top left of engine, under fuel rail assembly) fuel injectors
• (on top of engine, under cover)
• Boost fuse 10a
• Coolant level switch
• Ecm/etc fuse 9 15a
• Emiss fuse 10 15a
• Engine compt)
• Evaporative emission (evap) canister purge solenoid (at left side of
• From after cooler pump relay 27 (diagram 1 of 4)
• G105 (on lower left rear of engine, above starter)
• Hot at all times
• Hot in run or start
• Ign fuse 11 10a
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Injectors fuse 16 10a
• Logic
• Manifold absolute pressure (map) sensor (on top right front of engine, above supercharger)
• Nca
• Pnk
• Power- train relay 29
• S139
• S140
• S141
• S142
• Spark plug
• Tan
• Underhood fuse block (left rear side of engine compt)

2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Saturn Ion Red Line 2007

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (3 of 4) for Saturn Ion Red Line 2007:

• (pins 1-9 not used)
• (pins 11-14 not used)
• (pins 16-21 not used)
• (pins 23-30 not used)
• (pins 32-35 not used)
• (pins 38-43 not used)
• (pins 46-56 not used)
• 5v ref 1
• Air flow
• Ba1
• Ba2
• Ba3
• Ba4
• Baro sig
• Barometric pressure (baro) sensor (on top left side of engine, behind supercharger inlet)
• Bcm (pwr) fuse 15a
• Body control module (bcm) (at lower center of dash)
• Clutch/ brake/aos fuse 7.5a
• Driver's seat)
• Evap sol
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump fuse 15a
• Fuel pump relay
• Fuel sender
• G105 (on lower left rear of engine, above starter)
• G301 (under
• Gauge sig
• Hot at all times
• Hot in acc or run
• Iat
• Instrument cluster system
• Low ref
• Lower stop lamp switch (below left side of dash, attached to brake pedal bracket)
• Maf
• Mass air flow (maf)/inlet air temperature (iat) sensor (on left side of engine, above air cleaner)
• Nca
• Pnk
• Powertrain control module (pcm) (at rear of engine near coolant over- flow container)
• S351
• Stop fuse 15a
• Supercharger by-pass valve solenoid (on top front center of engine, in front of camshaft cover)
• Sw sig
• Tan
• Upper stop lamp switch (below left side of dash, attached to brake pedal bracket)
• Vehicle speed sensor (m/t)
• Vss hi
• Vss low

2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Saturn Ion Red Line 2007

List of elements for 2.0L VIN P, Engine Performance Wiring Diagram (4 of 4) for Saturn Ion Red Line 2007:

• (in rear of engine compt, in exhaust manifold) heated oxygen sensor (ho2s) 1
• (in rear of engine compt, in exhaust near catalytic converter) heated oxygen sensor (ho2s) 2
• (on top left of engine, left of camshaft cover) camshaft position (cmp) sensor
• (top left side of engine, below supercharger) throttle body
• 5v ref 1
• 5v ref 2
• A tan
• Ckp sens sig
• Cmp sig
• Crankshaft position (ckp) sensor (on lower rear of engine, below oil filter)
• Ect sig
• Engine coolant temperature (ect) sensor (on top of engine, near right front corner of camshaft cover)
• Engine oil pressure (eop) switch (lower rear of engine, above starter)
• G105 (on lower left rear of engine, above starter)
• Gen sig
• Gnd
• Ground
• Ho2s hi sig
• Ho2s low sig
• Ho2s lw ctrl
• Iat sens sig
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Knock sensor (ks)
• Ks sig
• Low ref
• Maf sig
• Map sig
• Nca
• Powertrain control module (pcm) (at rear of engine near coolant overflow container)
• Red
• Scip sig
• Sol ctrl
• Starting/ charging system
• Starting/charging system
• Supercharge inlet pressure (scip) sensor (on top left of supercharger)
• Tac ctrl 1
• Tac ctrl 2
• Tan
• Tps1
• Tps1 sig
• Tps2
• Tps2 sig

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Back-up Lamps Wiring Diagram for Saturn Ion Red Line 2007:

• 2.2l
• A/t
• Back-up fuse 15 10a
• Backup lamp switch (at left side of engine compartment, on top of transaxle)
• C12
• C2 b12
• Exterior lamps circuit
• F11
• G401 (under center of rear shelf)
• G403 (under center of rear shelf)
• Hot in run or start
• Inside rearview mirror
• Left backup lamp
• M/t
• Park/ neutral position(pnp) switch (on top of transaxle)
• Pnk
• Right backup lamp
• S401 (premium)
• S403
• Underhood fuse block (at left rear side of engine compt)

Exterior Lamps Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Exterior Lamps Wiring Diagram for Saturn Ion Red Line 2007:

• (behind left front headlamp) g101
• (coupe)
• (coupe) (sedan) b
• (sedan)
• (sedan) a
• (sedan) g
• Alc/ park relay
• Anti-lock brakes system
• Auto
• B2 c2
• Bb1
• Bb2
• Bb3
• Bb4
• Body control module (bcm) (at lower center of dash)
• C2 f12
• C3 a12
• Center high mounted stop lamp (chmsl) (6 bulbs)
• D11
• D2 (not used)
• E12
• Engine controls & transmissions system
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• G401 (under center of rear shelf)
• G403 (under center of rear shelf)
• Hazard switch
• Head
• Headlamp switch
• Hot at all times
• Instrument panel cluster (ipc)
• Interior lights system
• Left
• Left backup lamp
• Left front marker lamp (coupe)
• Left front park/ turn signal lamp
• Left tail/ stop lamp
• Left tail/ turn signal lamp
• Left turn signal ind
• Left turn signal input
• License lamp
• Logic
• Off
• Park
• Park fuse 15a
• Park lamp relay ctrl
• Right
• Right backup lamp
• Right front marker lamp (coupe)
• Right front park/ turn signal lamp
• Right tail/ stop lamp
• Right tail/ turn signal lamp
• Right turn signal ind
• Right turn signal input
• S101
• S221
• S260
• S270 (in i/p harness, 5.5 cm from body control module (bcm) breakout)
• S375
• S401 (premium)
• S403
• S990
• Stop fuse 15a
• Turn signal/ multi- function switch
• Turn switch
• Underhood fuse block (left rear side of engine compt)
• Upper stop lamp switch (below left side of dash, attached to brake pedal bracket)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Saturn Ion Red Line 2007

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Saturn Ion Red Line 2007:

• (coupe)
• (if equipped) inside rearview mirror
• (if equipped) left front fog lamp
• (if equipped) right front fog lamp
• (if equipped) sunroof motor
• (if equipped) sunroof switch
• (not used)
• (sedan)
• (sedan: approximately 10 cm from dome light breakout) (copue: in dome light wire, approximately 10 cm from headliner harness) s375
• (under center of rear shelf)
• (w/ dual reading lamp) courtesy/ reading lamp
• A/c compressor clutch
• A/c diode
• A10
• A11
• Audio amplifier
• Battery
• Center high mounted stop lamp (chmsl)
• Coupe
• D11
• Digital radio receiver
• Dome lamp
• E17
• Electronic brake control module (ebcm)
• F10
• Fog lamp relay 26
• G101 (behind left front headlight)
• G109 (at left rear side of engine compartment)
• G12
• G401
• G502 (at right rear side of trunk)
• Horn
• L10
• L11
• Left backup lamp
• Left front marker lamp
• Left front park/turn signal lamp
• Left tail/ stop lamp
• Left tail/ turn signal lamp
• Manual a/c
• Onstar w/ s-band
• Onstar w/o s-band
• Power steering control module (pscm)
• Q11
• Rear defog relay 34
• Right front marker lamp
• Right front park/turn signal lamp
• Run/crank relay 28
• S-band w/ onstar
• S-band w/o onstar
• S401 (in body harness, 13 cm from g401)
• S415
• Steering column assembly
• Underhood fuse block (left rear side of engine compartment)
• V10
• Vehicle communication interface module (vcim)
• W/ abs
• W/ premium sound
• W/o premium sound
• Windshield washer fluid pump
• Windshield wiper motor assembly
• Wiper 1 relay 32
• Wiper 2 relay 32

Ground Distribution Wiring Diagram (2 of 3) for Saturn Ion Red Line 2007

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Saturn Ion Red Line 2007:

• (behind lower left side of dash, left of steering column) g201
• (if equipped) fog lamp switch
• (if equipped) traction control switch
• (in i/p harness, 10 cm from electronic power steering (eps) assembly breakout) s221
• (in i/p harness, approximately 20 cm from radio c1 breakout) s233
• (not used)
• (sedan)
• (under driver's seat) g301
• (w/ auto headlamps) headlamp relay
• (w/ automatic transmission) a/t shift lock solenoid
• (w/ automatic transmission) automatic transmission (a/t) shift indicator lamp
• (w/ automatic transmission) ignition lock cylinder control switch
• (w/ cruise control) left steering wheel controls
• (w/ shift light) boost gauge
• (w/ shift light) shift indicator module
• 2.2l
• A/t
• Ba4
• Blower motor
• Body control module (bcm)
• Body control module (bcm) (at lower center of dash)
• Brake fluid level switch
• Coupe
• Data link connector (dlc)
• Driver door
• Driver door lock switch
• Driver window switch
• Front auxiliary power outlet
• Front passenger door jamb switch
• Front passenger door lock switch
• Fuel pump & sender assembly
• Fuel pump (fp)
• Fuel pump relay
• G203 (behind lower left side of dash, left of steering column)
• Hazard switch
• Horn switch
• Hvac control assembly
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• Jamb
• Left rear door jamb switch
• Left seat belt switch
• Logic
• Nca
• Outside rearview mirror switch
• Radio
• Rear auxiliary power outlet
• Right rear door jamb switch
• Right seat belt switch
• S351 (in body harness, 38.5 cm from auxiliary power outlet breakout)
• S355
• S533 (in driver's door harness, 3.5 cm from driver's door lock switch breakout)
• Sedan
• Switch
• Turn signal/ multi-function switch
• W/ power windows & power mirrors
• W/o power windows & power mirrors

Ground Distribution Wiring Diagram (3 of 3) for Saturn Ion Red Line 2007

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Saturn Ion Red Line 2007:

• (2.2l) maf/iat sensor
• (2.4l a/t) maf/iat sensor
• (2.4l m/t) maf/iat sensor
• (a/t) park/neutral position (pnp) switch
• (a/t) transmission control module (tcm)
• (m/t, nu6) secondary air injection (air) solenoid
• (nu6) secondary air injection (air) pump
• (nu6) secondary air injection (air) solenoid
• 2.2l m/t
• 2.4l m/t
• A/t
• Cooling fan
• Cooling fan 2
• Cooling fan s/p relay
• Engine control module (ecm)
• G103 (2.0l) (at lower left front side of engine compt)
• G103 (2.2l & 2.4l) (at lower left front side of engine compartment)
• G105 (2.0l) (on lower left rear of engine, above starter)
• G105 (2.2l & 2.4l) (2.2l: on lower left rear of engine, above starter) (2.4l: near starter, on front of transmission case)
• G107 (2.2l/ 2.4l) (left rear corner of cylinder head)
• G403 (under center of rear shelf)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• License lamp
• M/t
• Maf/iat sensor
• Nca
• Powertrain control module (pcm)
• Rear compartment lid latch
• Rear window defogger grid
• Right backup lamp
• Right tail/ stop lamp
• Right tail/ turn signal lamp
• S141 (2.4l: in ignition coil harness, on top front of engine)
• S141 (in ignition coil harness, on top front of engine)
• S176 (35 cm from engine harness breakout)
• S403 (in body harness, 13 cm from g403)
• S990 (in deck lid harness, 10 cm from rear compartment lid release actuator breakout)
• Super- charger inter- cooler coolant pump

HEADLIGHTS

Headlights Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Headlights Wiring Diagram for Saturn Ion Red Line 2007:

• (w/ auto lamps)
• A10
• Ambient light sensor (2.2l, w/ auto lamps) (on top left side of dash)
• Auto
• B+ voltage
• B10
• Body control module (bcm) (at lower center of dash)
• C11
• C12
• C2 f4
• C3 a12
• Class 2 serial data 2
• Cluster/aos fuse 7.5a
• Computer data lines system
• Coupe
• D11
• D12
• Dimmer switch
• E10
• E12
• F12
• Flash
• Fog lamp fuse 17 15a
• Fog lamp ind
• Fog lamp relay
• Fog lamp relay ctrl
• Fog lamp switch
• Fog lamp switch signal
• G10
• G101 (behind left front headlamp)
• G12
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• H10
• H12
• Head
• Headlamp relay (2.2l, w/ auto lamps) (behind lower left side of dash, near data link connector (dlc))
• Headlamp switch
• Headlamps off signal
• High
• High beam ind
• High beam sig
• Hot at all times
• Instrument panel cluster
• Interior lights system
• Ipc class 2 serial data
• Left front fog lamp b
• Left front park/turn signal lamp
• Left head- lamp
• Lh hdlp fuse 18 15a
• Light sensor low ref
• Light sensor signal
• Logic
• Low
• Low beam relay control
• Low beam sig
• Off
• Park
• Park brake switch (under center console, attached to emergency brake)
• Park brake switch signal
• Pnk
• Rh hdlp fuse 4 15a
• Right front fog lamp
• Right front park/turn signal lamp
• Right head- lamp
• S101
• S221
• S233
• S260
• Sedan
• Turn signal/ multi-function switch
• Underhood fuse block (left rear side of engine compt)

HORN

Horn Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Horn Wiring Diagram for Saturn Ion Red Line 2007:

• Body control module (bcm) (at lower center of dash)
• F5 c2
• G101 (behind left front headlight)
• G203 (behind lower left side of dash, left of steering column)
• Horn (at left front of vehicle)
• Horn fuse 20 10a
• Horn relay 25
• Horn rly ctrl
• Hot at all times
• Inflatable restraint steering wheel module coil (behind steering wheel)
• Left horn switch
• Logic
• Right horn switch
• S101
• S201
• S233
• Tan
• Underhood fuse block (left rear side of engine compt)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Instrument Cluster Wiring Diagram for Saturn Ion Red Line 2007:

• (at lower center of dash) body control module (bcm)
• (under center console, attached to emergency brake) park brake switch
• 2.0l
• 2.2l/2.4l
• Abs ind
• Air bag ind
• Anti-theft system
• Backlight ind
• Batt pos volt
• Bcm serial data
• Boost gage
• Boost gage sig
• Brake fluid level sen sig
• Brake fluid level switch (at left rear of engine compt, attached to master cylinder)
• Brake ind
• Charge ind
• Chime
• Class 2 (bcm)
• Class 2 (bcm/ecm/ eps/ebcm)
• Class 2 (ebcm)
• Class 2 (ecm)
• Class 2 (ecm/tcm)
• Class 2 (sdm)
• Class 2 serial data
• Cluster/ aos fuse 7.5a
• Computer data lines system
• Driver door jamb switch (behind left i/p access panel)
• Drv dr jamb sw sig
• Eng spd sig
• Engine control module (ecm) (2.2l/2.4l) powertrain control module (pcm) (2.0l) (2.2l/2.4l: at left side of engine compt) (2.0l: at rear of engine, near coolant overflow container)
• Engine controls system
• Engine coolant temp gauge
• Engine oil pressure (eoc) switch (w/ low pressure) (2.0l/2.2l: lower rear of engine, above starter) (2.4l: lower left side of engine, above starter)
• Exterior lights system
• Front passenger door jamb switch (right front of dash, on outer trim cover)
• Fuel gauge
• Fuel level sen sig
• Fuel pump & sender assembly (inside fuel tank)
• Fuel sender
• G201 (behind lower left side of dash, left of steering column)
• G301 (under driver's seat)
• Gauge pointer illumination
• Gnd
• Ground
• High beam ind
• Hot at all times
• Hot in run or start
• Ign 1 volt
• Illumination (6 bulbs)
• Instrument panel cluster (ipc)
• Interior lights system
• Ipc class 2 serial data
• Left rear door jamb switch (sedan) (in right "b" pillar)
• Left turn signal ind
• Left turn signal input
• Logic
• Low ref bus
• Malfunction ind
• Nca
• Oil press sw sig
• Oil pressure ind
• Park brake sw sig
• Pass dr jamb sw sig
• Pnk
• Radio (acc) fuse 10a
• Right rear door jamb switch (sedan) (near front left passenger seat belt)
• Right turn signal ind
• Right turn signal input
• S200
• S221
• S250
• S351
• Seat belt ind
• Security ind
• Shift indicator module
• Shift leds
• Speedometer
• Tachometer
• Tan
• Trip odometer/ message center
• Trip/ odometer message center illum
• Trip/reset switch
• Up-shift ind

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Courtesy Lamps Wiring Diagram for Saturn Ion Red Line 2007:

• (in body harness, 7.5 cm from left rear speaker breakout) s411
• Ajar switch
• B(+)
• Bcm (pwr) fuse 15a
• Bcm elect fuse 20a
• Body control module (bcm) (at lower center of dash)
• Coupe
• Courtesy lamp low control
• Courtesy/ reading lamp (w/ dual reading lamp)
• D401
• Dash fuse 7.5a
• Dome lamp
• Door
• Driver door jamb switch (behind left i/p access panel)
• Driver door jamb switch signal
• Front passenger door jamb switch (right front of dash, on outer trim cover)
• G201 (behind lower left side of dash, left of steering column)
• G301 (under driver's seat)
• G401 (under center of rear shelf)
• G403 (under center of rear shelf)
• Ground
• Hot at all times
• Inadvertent power
• Left rear door jamb switch (sedan) (in right "b" pillar)
• Logic
• Map lights
• Nca
• Off
• Passenger door jamb switch signal
• Rear compartment courtesy lamp
• Rear compartment lid latch (in rear compt lid)
• Right rear door jamb switch (sedan) (near front left passenger seat belt)
• S221
• S250
• S351
• S375
• S413 (in body harness, 7.5 cm from rear compartment light breakout)
• S990
• Sedan
• Trunk, tailgate, fuel doors system
• W/ remote entry

Instrument Illumination Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Instrument Illumination Wiring Diagram for Saturn Ion Red Line 2007:

• (not used)
• Alc/ park relay
• Auto
• Automatic head lamps on-off control
• Automatic transmission
• Automatic transmission shift indicator lamp
• B(+)
• Bb1
• Bb2
• Bb3
• Bb4
• Body control module (bcm) (at lower center of dash)
• Boost gage
• Dash fuse 7.5a
• Fog lamp switch (deluxe fog lamps)
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• Gnd
• Hazard switch
• Head
• Headlamp switch
• Hot at all times
• Hvac control assembly
• Illumination
• Inst panel lamps dim ctrl
• Inst panel lamps power
• Instrument panel cluster (ipc)
• Instrument panel dimmer switch
• Logic
• Low ref
• Manual transmission
• Nca
• Off
• Park
• Park fuse 15a
• Park lamp rly ctrl
• Park lamp sply volt
• Radio
• Redline
• S221
• S233
• S250
• S355
• Shift indicator module
• Traction control switch (w/ traction control powertrain management)
• Turn signal/ multi-function switch

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Saturn Ion Red Line 2007

List of elements for Power Distribution Wiring Diagram (1 of 3) for Saturn Ion Red Line 2007:

• (at lower center of dash) body control module (bcm)
• (left rear side of engine compt) underhood fuse block
• (not used)
• (or rust)
• 2.0l
• 2.2l & 2.4l
• 4 speed a/t
• 5v ref
• A/c clutch relay 24
• A/t
• A10
• A11
• Aa2
• Aa3
• Abs fuse 22 20a
• Abs fuse 40a
• Abs fuse 8 10a
• Acc
• Audio amplifier
• B11
• Ba2
• Battery
• Bcm elect fuse 20a
• Body control module (bcm) (at lower center of dash)
• C1 engine control module
• Cluster/ aos fuse 7.5a
• Cooling fan 2 fuse 44 (2.0l & 2.4l) 30a
• Cooling fan 2 relay
• Cooling fan s/p relay (2.0l)
• E4 c2
• Electronic brake control module
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Fuel pump d2 relay
• Fuel pump fuse 15a
• G101 (behind left front headlamp)
• Generator
• I/p/ign sw fuse 2a
• Ignition switch
• Inflatable restraint front passenger presence system (pps) module
• Instrument panel cluster (ipc)
• Ip batt 1 fuse 39 30a
• Ip batt 1a fuse 47 30a
• Ip batt 2 fuse 41 40a
• Key-in switch
• Left headlamp
• Left rear side of engine compt) s104
• Lh hdlp fuse 18 15a
• Logic
• Off
• Pnk
• Powertrain control module
• Powertrain control module (pcm)
• Powertrain relay 29
• Radio fuse 21 20a
• Red
• Rh hdlp fuse 4 15a
• Right headlamp
• Run
• Run (ign 3) fuse 30a
• Run relay
• Run/ crank fuse 38 30a
• Run/ crank relay
• S101
• S150 (in engine harness, 5 cm from starter cable breakout)
• S158 (2.0l) (in engine harness, 6 cm from starter solenoid breakout)
• Start
• Starter
• Stop fuse 15a
• Tcm (2.2l & 2.4l) ecm (2.0l, 2.2l & 2.4l) fuse 1 10a
• To eps fuse 43 (underhood fuse block) (diagram 2 of 3)
• To park fuse (body control module) (diagram 2 of 3)
• To trans 2 fuse 13 (underhood fuse block) (diagram 3 of 3)
• Transmission control module (tcm) (2.2l & 2.4l)
• Transmission control module (tcm) (4 speed)
• Upper stop lamp switch
• W/ abs
• W/ premium 6 speaker

Power Distribution Wiring Diagram (2 of 3) for Saturn Ion Red Line 2007

List of elements for Power Distribution Wiring Diagram (2 of 3) for Saturn Ion Red Line 2007:

• (at lower center of dash) body control module (bcm)
• (coupe)
• (in aux body harness, approximately 5 cm from g401 breakout) (w/ digital audio system & onstar) s417
• (in i/p harness, approximately 22 cm from turn signal/ multifunction switch breakout) s200
• (left rear side of engine compt) underhood fuse block
• (not used)
• (sedan) c1
• A/c clutch relay 24
• A/c fuse 5 10a
• A/t
• Ab1
• Ab2
• Ab3
• Ab4
• Acc relay
• Acc rly ctrl
• Air pump rly fuse (emission system- california pzev) 40a
• Alc/park relay
• Bb1
• Bb3
• Bcm (pwr) fuse 15a
• Boost gage
• Cooling fan (2.2l & 2.4l) cooling fan 1 (2.0l) relay 30
• Cooling fan 1 (2.0l) cooling fan (2.2l & 2.4l) fuse 45 30a
• Crank fuse 46 30a
• D12
• Dash fuse 7.5a
• Data link connector (dlc)
• Digital radio receiver
• Driver window switch
• E10
• E12
• Eps fuse 43 60a
• Evaporative emission (evap) canister vent solenoid
• F12
• Fog lamp relay
• From ip batt 1a fuse 47 & ip batt 1 fuse 39 (underhood fuse block) (diagram 1 of 3)
• From ip batt 2 a fuse 41 (underhood fuse block) (diagram 1 of 3)
• Front auxiliary power outlet (at front of center console)
• Front passenger window switch
• G10
• G203 (behind lower left side of dash, left of steering column)
• G301 (under driver's seat)
• Horn fuse 20 10a
• Horn relay 25
• Ignition lock cylinder control actuator (4 speed)
• Inside rearview mirror
• Lighter fuse 15a
• Logic
• Lp fog fuse 17 15a
• Nca
• Onstar fuse 10a
• Park fuse 15a
• Pcm cont (2.0l) ecm cont (2.2l & 2.4l) relay 31
• Pnk
• Power steering control module (pscm)
• Pwr outlet fuse 15a
• Pwr windows fuse 30a
• Radio
• Radio (acc) fuse 10a
• Radio (batt 1) fuse 15a
• Rear auxiliary power outlet (at rear of center console)
• Rear compartment lid release switch
• Rear defog relay 34
• Red
• Rr defog fuse 23 30a
• Secondary air injection relay
• Shift indicator module
• Steering column assembly
• Sun roof fuse 15a
• Sunroof switch
• Turn signal/ multi-function switch
• V12
• Vehicle communication interface module (vcim)
• W/ digital audio system s-band
• W/ front fog lamp
• W/ inside rear view mirror
• W/ power sunroof sliding
• W/ power windows
• W/ shift light booster gage
• Windshield wiper/ washer switch
• Wiper 1 relay 32
• Wiper fuse 19 25a
• Wiper sw fuse 10a

Power Distribution Wiring Diagram (3 of 3) for Saturn Ion Red Line 2007

List of elements for Power Distribution Wiring Diagram (3 of 3) for Saturn Ion Red Line 2007:

• (not used)
• 2.0l
• 2.2l & 2.4l
• A/t
• A10
• Air bag/aos fuse 10a
• Automatic transmission (4 speed a/t)
• Back-up fuse 15 10a
• Back-up lamp switch (5 speed)
• Body control module (bcm) (at lower center of dash)
• Boost (2.0l) trans 1 (2.2l) fuse 14 10a
• Clutch pedal position (cpp) switch (m/t)
• Clutch start switch (5 speed m/t)
• Clutch/brake/aos fuse 7.5a
• Electronic power steering (eps) assembly
• Engine control module (ecm)
• Eps/cruise fuse 2a
• From abs fuse 8 d (underhood fuse block) (diagram 1 of 3)
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint steering wheel module coil
• Left steering wheel controls
• Lower stop lamp switch
• M/t
• Park/ neutral position switch (4 speed)
• Pnk
• Pnk (in i/p harness, 22 cm from turn signal/ multi-function switch breakout) s227
• Powertrain control module (pcm)
• Super charger boost control solenoid (2.0l)
• Trans 2 (2.2l & 2.4l) ecm (2.0l) fuse 13 10a
• Transmission control module (tcm) (4 speed a/t)
• Underhood fuse block (left rear side of engine compt)
• W/ cruise control
• W/o cruise control

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Power Door Locks Wiring Diagram for Saturn Ion Red Line 2007:

• Ajar switch
• B(+)
• Bcm (pwr) fuse 15a
• Body control module (bcm) (at lower center of dash)
• Courtesy lamp low control
• Door lock actuator lock control
• Door lock actuator unlock control
• Door lock/ unlock signal
• Driver door latch (in rear of driver's door)
• Driver door lock actuator unlock control
• Driver door lock switch
• Front passenger door latch (in rear of front passenger's door)
• Front passenger door lock switch
• G301 (under driver's seat)
• G403 (under center of rear shelf)
• Gnd
• Headlamp low beam relay control
• Headlights system
• Horn relay ctrl
• Horns system
• Hot at all times
• Interior lights system
• Left rear door latch (sedan) (top rear of left rear door)
• Lock
• Logic
• Rear compartment lid latch (in rear compartment lid)
• Rear compartment lid release switch
• Release actuator m
• Right rear door latch (sedan) (top rear of right rear door)
• S337 (in body harness, 7.5 cm from auxiliary power outlet breakout)
• S351
• S533 (w/ power windows & mirrors)
• S990
• Tan
• Trunk release motor control
• Unlock
• Valet switch

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Electrochromic Mirror Wiring Diagram for Saturn Ion Red Line 2007:

• Acc volt
• Ambient air temp sens sig
• Ambient air temperature sensor (at left front of vehicle, behind grill)
• Ambient light sensor
• Automatic day-night mirror element
• Automatic day-night mirror low ref
• Automatic day-night mirror sig
• Body control module (bcm) (at lower center of dash)
• Call
• Cellular
• Emergency
• Exterior lights system
• G401 (under center of rear shelf)
• Ground
• Headlight sensor
• Hot in acc or run
• Inside rearview mirror
• Keypad green ind
• Keypad green led
• Keypad red ind
• Keypad red led
• Keypad signal
• Logic
• Low ref
• Nca
• Onstar
• Power tops system
• S375
• Sunroof fuse 15a
• Telephone microphone
• Vehicle communication interface module (vcim) (at center of rear package shelf, between rear speakers)

Power Mirrors Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Power Mirrors Wiring Diagram for Saturn Ion Red Line 2007:

• (in driver's door harness, 4 cm from outside rearview mirror switch breakout) s511
• Batt
• Bcm (pwr) fuse 15a
• Body control module (bcm) (at lower center of dash)
• Down
• Driver
• Driver outside rearview mirror (front outside of driver door)
• G301 (under driver's seat)
• Hot at all times
• Left
• Left/ right
• Logic
• Nca
• Outside rearview mirror switch
• Passenger
• Passenger outside rearview mirror (front outside of right front door)
• Right
• S533
• Up/ down

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Power Top/Sunroof Wiring Diagram for Saturn Ion Red Line 2007:

• + close
• + open
• Body control module (bcm) (at lower center of dash)
• Close
• G401 (under center of rear shelf)
• Hot in acc or run
• Limit switch
• Mirrors system
• Off
• Open
• S375
• Sunroof fuse 15a
• Sunroof motor (front of sunroof assembly)
• Sunroof switch
• Vent

POWER WINDOWS

Power Windows Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Power Windows Wiring Diagram for Saturn Ion Red Line 2007:

• Body control module (bcm) (at lower center of dash)
• Down
• Driver switch
• Driver window motor (in driver door)
• Driver window switch
• Express logic
• Front passenger switch
• Front passenger window motor (in right front door)
• Front passenger window switch
• G301 (under driver's seat)
• Hot in acc or run
• Pwr windows fuse 30a
• S360
• S533
• Tan

RADIO

Radio Wiring Diagram, with Amplifier for Saturn Ion Red Line 2007

List of elements for Radio Wiring Diagram, with Amplifier for Saturn Ion Red Line 2007:

• (at center of rear package shelf, between rear speakers) (if equipped) vehicle communication interface module (vcim)
• (in driver's door harness, 11.5 cm from driver's out side rearview mirror breakout)
• (in right front passenger's door harness, 5.5 cm from right front door tweeter speaker breakout)
• Accessory volt
• Amplifier mute sig
• Amplifier mute signal
• Antenna sig
• Audio amplifier (in trunk, below rear shelf)
• Audio common
• Audio out (-)
• Battery pos volt
• Battery voltage +
• Body control module (bcm) (at lower center of dash)
• Cellular mute sig
• Cellular telephone mute sig
• Cellular telephone voice sig c2
• Coax
• Computer data lines system
• Data link connector (dlc) (under lower left side of dash)
• Dimming
• Drain wire
• G201 (behind lower left side of dash, left of steering column)
• G401 (under center of rear shelf)
• Ground
• Hot at all times
• Hot in acc or run
• I/p lamp sply volt
• Left audio sig
• Left audio sig (+)
• Left front door speaker
• Left front door tweeter speaker
• Left rear speaker
• Left sub spkr out (+)
• Left sub spkr out (-)
• Lf speaker out (+)
• Lf speaker out (-)
• Lf spkr out (+)
• Lf spkr out (-)
• Logic
• Low reference
• Lr speaker out (+)
• Lr speaker out (-)
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Park lamp sply volt
• Pnk
• Radio
• Radio (acc) fuse 10a
• Radio (batt 1) fuse 15a
• Radio antenna
• Radio fuse 21 20a
• Radio on sig
• Radio on signal
• Rf speaker out (+)
• Rf speaker out (-)
• Rf spkr out (+)
• Rf spkr out (-)
• Right audio sig (+)
• Right front door speaker
• Right front door tweeter speaker
• Right rear speaker
• Right sub spkr out (+)
• Right sub spkr out (-)
• Rr speaker out (+)
• Rr speaker out (-)
• Rr spkr out (+)
• Rr spkr out (-)
• S250
• S401
• S555 (in driver's door harness, 19 cm from driver's outside rearview mirror breakout)
• S557
• S656 (in right front passenger's door harness, 13 cm from right front door tweeter speaker breakout)
• S658
• Satellite radio circuit
• Serial data
• Tan
• Underhood fuse block (left rear side of engine compt)

Radio Wiring Diagram, without Amplifier for Saturn Ion Red Line 2007

List of elements for Radio Wiring Diagram, without Amplifier for Saturn Ion Red Line 2007:

• (at center of rear package shelf, between rear speakers) (if equipped) vehicle communication interface module (vcim)
• (not used)
• Accessory volt
• Amplifier mute sig
• Antenna sig
• Audio common
• Audio out (-)
• Battery voltage +
• Body control module (bcm) (at lower center of dash)
• Cellular mute sig
• Cellular telephone mute sig
• Cellular telephone voice sig c2
• Coax
• Computer data lines system
• Data link connector (dlc) (under lower left side of dash)
• Dimming
• Drain wire
• G201 (behind lower left side of dash, left of steering column)
• Ground
• Hot at all times
• Hot in acc or run
• I/p lamp sply volt
• Left audio sig
• Left audio sig (+)
• Left front door speaker
• Left rear speaker
• Lf spkr out (+)
• Lf spkr out (-)
• Logic
• Low reference
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Park lamp sply volt
• Radio
• Radio (acc) fuse 10a
• Radio (batt 1) fuse 15a
• Radio antenna
• Radio on sig
• Rf spkr out (+)
• Rf spkr out (-)
• Right audio sig (+)
• Right front door speaker
• Right rear speaker
• Rr spkr out (+)
• Rr spkr out (-)
• S250
• Satellite radio circuit
• Serial data
• Tan

Satellite Radio Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Satellite Radio Wiring Diagram for Saturn Ion Red Line 2007:

• (behind left rear wheelwell) digital radio receiver
• (on left rear of roof) digital radio antenna
• Accom int/ onstar fuse 10a
• Antenna sig
• Audio cmmon
• Audio common
• Bare
• Battery volt
• Body control module (bcm) (at lower center of dash)
• C5 a
• Coax
• Drain wire
• G401 (under center of rear shelf)
• Ground
• Hot at all times
• L audio sig (+)
• Logic
• Low speed gm lan serial data
• Nca
• R audio sig (+)
• Radio
• Serial data

STARTING/CHARGING

Charging Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Charging Wiring Diagram for Saturn Ion Red Line 2007:

• (in engine harness, 5 cm from starter cable breakout)
• (or rust)
• 2.0l
• 2.4l & 2.2l
• Battery
• Body control module (bcm) (at lower center of dash)
• Charge indicator
• Cluster/aos fuse 7.5a
• Engine control module (ecm) (2.2l & 2.4l) powertrain control module (pcm) (2.0l) (2.2l & 2.4l: at left side of engine compt) (2.0l: at rear of engine, near coolant overflow container)
• G201 (behind lower left side of dash, left of steering column)
• G502 (at right rear side of trunk)
• Gen field duty cycle sig
• Gen turn on sig
• Generator
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Logic
• Red
• S150
• S250
• Serial data (class 2)
• Starter
• Underhood fuse block (left rear side of engine compt)

Starting Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Starting Wiring Diagram for Saturn Ion Red Line 2007:

• (left rear side of engine compartment) underhood fuse block
• 5v ref
• Acc
• B10
• Battery
• Bcm class 2 serial data
• Body control module (bcm) (at lower center of dash)
• Charging circuit
• Clutch start switch (below left side of dash, on clutch pedal bracket)
• Clutch start switch signal
• Clutch/ brake/aos fuse 7.5a
• Crank fuse 46 30a
• Ecm class 2 serial data
• G502 (at right rear side of trunk)
• Hot in acc or run
• Ignition switch
• Logic
• Off
• Off/run/crank voltage
• Pcm cont relay 31
• Pnk
• Powertrain control module (pcm) (at rear of engine, near coolant overflow container)
• Red
• Run
• Start
• Starter
• Starter relay coil control

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Saturn Ion Red Line 2007:

• (at right side of dash)
• (behind lower left side of dash, left of steering column) g201
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• Air bag indicator
• Air bag/aos fuse 10a
• Body control module (bcm) (at lower center of dash)
• Case ground
• Class 2 serial data
• Coupe
• Data link connector (dlc) (under lower left side of dash)
• Ground
• High control
• Hot in run or start
• Ign
• Ignition
• Inflatable restraint i/p module
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake)
• Inflatable restraint steering wheel module (on steering wheel)
• Inflatable restraint steering wheel module coil (on steering wheel)
• Instrument panel cluster
• L seat belt sw
• Left front seat belt pretensioner (under trim near bottom of left "b" pillar)
• Left inflatable restraint side impact sensor (sis) (in lower corner of driver's door)
• Logic
• Low control
• Nca
• Pnk
• Power steering control module
• Pps signal
• R seat belt sw
• Red
• Right front seat belt pretensioner (under trim near bottom of right "b" pillar)
• Right inflatable restraint roof rail module (at right rear side of roof bracket, in "c" pillar)
• Right inflatable restraint side impact sensor (sis) (in lower corner of front passenger's door)
• Sedan
• Serial data
• Shorting bar
• Signal
• Solid state
• Stage 1
• Stage 2
• Steering column assembly
• Tan
• Voltage
• W/o redline

Supplemental Restraints Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Saturn Ion Red Line 2007:

• (not used)
• Air bag off ind (canada)
• Air bag on ind (canada)
• B10
• Batt positive volt
• Battery b+
• Body control module (bcm) (at lower center of dash)
• Case ground
• Cluster/aos fuse 7.5a
• Clutch/brake/ aos fuse 7.5a
• From hvac control module breakout)
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• Ground
• Hot at all times
• Hot in run or start
• Humidity sensor
• Ignition 1
• Ind
• Inflatable restraint front passenger presence system (pps) module (w/o redline) (under front passenger's seat)
• Inflatable restraint front passenger presence system (pps) sensor (under front passenger's seat)
• Inflatable restraint passenger air bag on/off indicator
• Left inflatable restraint roof rail module (at left rear side of roof bracket, in "c" pillar)
• Left seat belt switch (in left seat belt buckle assembly)
• Logic
• Mass & position
• Nca
• Pass air bag ind
• Pass airbag off ind
• Pass airbag on ind
• Pass seat belt ind
• Pnk
• Pps signal
• Red
• Right seat belt switch (in front passenger's seat belt buckle assembly)
• Shorting bar
• Temp sensor
• W/o redline

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Trunk Release Wiring Diagram for Saturn Ion Red Line 2007:

• Ajar switch
• B(+)
• Bcm (pwr) fuse 15a
• Bcm class 2 serial data
• Body control module (bcm) (at lower center of dash)
• Class2 (bcm)
• Compartment light breakout)
• G301 (under driver's seat)
• G403 (under center of rear shelf)
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Interior lights system
• Ipc class 2 serial data
• Logic
• Message center
• Rear compartment lid latch (in rear compt lid)
• Rear compartment lid release switch
• Release actuator
• S337 (in body harness, 7.5 cm from auxiliary power outlet breakout)
• S351
• S990
• Trunk ajar indicator control
• Trunk release motor control
• Valet switch
• W/ rke

WARNING SYSTEMS

Warning Systems Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Warning Systems Wiring Diagram for Saturn Ion Red Line 2007:

• A11
• A14
• A16
• Acc
• Auto
• Body control module (bcm) (at lower center of dash)
• Chime
• Class 2 (sdm)
• Class 2 serial data
• Driver door jamb switch (behind left i/p access panel)
• Driver dr jamb sw sig
• Exterior lights system
• G201 (behind lower left side of dash, left of steering column)
• G203 (behind lower left side of dash, left of steering column)
• Head
• Hot at all times
• I/p/ign sw fuse 2a
• Ign
• Ignition switch
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake)
• Instrument panel cluster (ipc)
• Key-in ignition switch
• Left seat belt switch
• Left seat belt switch (in left seat belt buckle assembly)
• Left turn sig lp pwr
• Logic
• Nca
• Off
• Off/run/crnk vol
• Park
• Park fuse 15a
• Park lamps pwr
• Pass seat belt ind
• Passenger seat belt ind
• Red
• Right seat belt switch
• Right seat belt switch (in right seat belt buckle assembly)
• Right turn sig lp pwr
• Run
• S221
• S233
• S250
• Seat belt ind
• Start
• Turn signal/ multi- function switch

WIPER/WASHER

Wiper/Washer Wiring Diagram for Saturn Ion Red Line 2007

List of elements for Wiper/Washer Wiring Diagram for Saturn Ion Red Line 2007:

• (not used)
• A10 c3
• B11
• Body control module (bcm) (at lower center of dash)
• D10 c1
• D10 c2
• F10
• F11
• G101 (behind left front headlight)
• High
• Hot at all times
• Hot in acc or run
• Int
• L10
• L11
• Logic
• Low
• M11
• Mist
• Off
• Park switch
• Q10
• Q11
• R11
• Red
• S101
• Underhood fuse block (left rear side of engine compartment)
• Wash
• Windshield washer fluid pump (on bottom of washer fluid reservoir)
• Windshield washer pump control
• Windshield wiper motor assembly (at left rear side of engine compartment)
• Windshield wiper motor park switch signal
• Windshield wiper switch signal 1
• Windshield wiper switch signal 2
• Windshield wiper/washer switch
• Wiper 1 relay
• Wiper 2 relay
• Wiper diode
• Wiper fuse 19 25a
• Wiper sw fuse 10a
• X10