Saturn Ion (2003-2007) fuses and relays

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The compact car Saturn Ion was produced from 2002 to 2007. In this article, you will find fuse box diagrams of Saturn Ion 2003, 2004, 2005, 2006 and 2007, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Saturn Ion 2003-2007

Cigar lighter (power outlet) fuses in the Saturn Ion are located in the Passenger Compartment fuse box – see fuses “LIGHTER” (Cigar Lighter) and “PWR OUTLET” (Auxiliary Power Outlet).

Passenger Compartment Fuse Box

Fuse box location

The instrument panel fuse block is located behind the panel on the driver’s side of the central console.
Loosen the screw on the cover and remove the cover.The location of the fuses in the passenger compartment: Saturn Ion (2003-2007)

Fuse box diagram

Interior fuse box diagram: Saturn Ion (2003, 2004, 2005, 2006, 2007)

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Assignment of the fuses and relay in the Passenger Compartment (2003-2007)
NameUsage
AIR BAGAir bags, Sensing and Diagnostic Module (SDM)
ACCOMMODATION INTERFACE/ ONSTAREntertainment, Mobile Communications, OnStar
CRUISECruise Control Module, Clutch Start Switch
EPS/CRUISECruise Control Switches, EPS Unit
FUEL PUMPFuel Pump Relay
HVACClimate Control
CLUSTERInstrument Panel Cluste
LIGHTERCigar Lighter
RADIO (BATT1)Radio Receiver, Entertainment Memory
RADIO (ACC)Radio Receiver, Entertainment
SUNROOFPower Sunroof, OnStar Mirror
WIPER SWWindshield Wipers and Washers, Transaxle Shift Lock Control Switch
DASHInstrument Panel, Dimming Switch
IGN SWIgnition Switch
PARKHeadlamp Switch
PWR OUTLETAuxiliary Power Outlet
PWR WINDOWSPower Window Switches
STOPStoplamp (Brake) Switch
BCM ELECTIgnition Switch, Body Control Module (BCM)
BMC (PWR)Entry Control, Trunk Release
Relay
RUNClimate Control (HVAC Blower, Control Heads)
ACCPower Windows, Sunroof, Radio, WiperAWasher Switch, Accessory Power Outlet
FUEL PUMPFuel Pump
ALC/PARKOnStar, Radio, Instrument Panel Cluster, Body Control Module (Entry Control), Cigar Lighter, Headlamp Switch, License Lamp

Engine Compartment Fuse Box

Fuse box location

It is located in the engine compartment (left-side), under the cover.The location of the fuses in the engine compartment: Saturn Ion (2003-2007)

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Fuse box diagram (2.2L L4 Engine, 2003, 2004)

Under-hood fuse box diagram (2.2L): Saturn Ion (2003, 2004)

Assignment of the fuses and relay in the Engine Compartment (2.2L L4 Engine, 2003, 2004)
№NameUsage
1ECM/TCMEngine Control Module, Transmission Control Module
4HDLP-RHPassenger’s Side Headlamp
5A/CAir Conditioning Clutch Rela
8ABS2Anti-lock Brake System, Traction Control Module
9ECMEngine Control Module
10ERLSCanister Purge Solenoid, Canister Vent Solenoid, Low Coolant Switch, Oxygen Sensors
11IGNElectric Ignition Control Module, Charging System, Neutral Stop Back-Up Switch
13TRANS2Transaxle (VTi Variable)
14TRANS1Transmission Control Module, Neutral Stop Back-Up
15BACK-UPPRNDL, Back-up Switch
16INJECTORSFuel Injectors (Cylinder 1, 2, 3, 4)
17FOGFog Lamp Micro Relay
18HDLP-LHDriver’s Side Headlamp
19WIPERWiper Mini Relay
20HORNHorn Micro Relay
21PREM AUDIOEntertainment, Premium Radio Amplifier
22ABSAnti-lock Brake System, Traction Control Module
23RR DEFOGRear Defog Mini Relay
38RUN/CRANKIgnition 1 Mini Relay
39IP BATT1Body Control Module
40ABSAnti-Lock Brake System, Traction Control Module
41IP BATT2Body Control Module
42EPS2Electric Power Steering
43EPS1Electric Power Steering
45COOLING FANCooling Fan Mini Relay
46CRANKPowertrain Control Module Mini Relay
47IP BATT 1ABody Control Module
48RUN (IGN 3)Body Control Module
Relays
24A/CAir Conditioning Clutch
25HORNHorn
26FOG LAMPFog Lamps
28RUN/CRANKBody Control Module
30COOLING FANEngine Cooling Fan
31PCM CONTECM
32WIPER1Wiper System
33WIPER2Wiper System
34REAR DEFOGRear Window Defogger
Diodes
35A/CAir Conditioning Diode
37WIPERWiper Diode

Fuse box diagram (2.0L L4 Engine, 2003, 2004)

Under-hood fuse box diagram (2.0L): Saturn Ion (2003, 2004)

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Assignment of the fuses and relay in the Engine Compartment (2.0L L4 Engine, 2003, 2004)
№NameUsage
1ECMEngine Control Module
4RH HDLPPassenger’s Side Headlamp
5A/CAir Conditioning Clutch Relay
8ABSAnti-lock Brake System
9ECM/ETCEngine Control Module
10EMISSCanister Purge Solenoid, Mass Air Flow Sensor, Low Coolant Switch, Oxygen Sensors
11IGNIgnition Coils (1,2,3,4)
13ECMEngine Control Module
14BOOSTEngine Boost Solenoid
15BACK-UPBack-up Switch
16INJECTORSFuel Injectors (Cylinder 1, 2, 3, 4)
18LH HDLPDriver’s Side Headlamp
19WIPERWiper Mini Relay
20HORNHorn Micro Relay
21RADIORadio
22ABSAnti-lock Brake System
23RR DEFOGRear Defog Mini Relay
38RUN/CRANKIgnition 1 Mini Relay
39IP BATT1Body Control Module
40ABSAnti-lock Brake System
41IP BATT2Body Control Module
43EPSElectric Power Steering
44COOLING FAN 2Cooling Fan Mini Relay
45COOLING FAN 1Cooling Fan Mini Relay
46CRANKCrank
47IP BATT 1ABody Control Module
48RUN (IGN 3)Body Control Module
Relays
24A/C CLUTCHAir Conditioning Clutch
25HORNHorn
27AFTER COOLER PUMPAfter Cooler Pump
28RUN/CRANKBody Control Module
29POWERTRAINPowertrain
30COOLING FAN 1Engine Cooling Fan
31ECM CONTStarter Solenoid
32WIPER1Wiper System
33WIPER2Wiper System
34REAR DEFOGRear Window Defogger
Diodes
35A/CAir Conditioning Diode
37WIPERWiper Diode

Fuse box diagram (2.2L L4 Engine, 2005-2007)

Under-hood fuse box diagram (2.2L): Saturn Ion (2005, 2006, 2007)

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Assignment of the fuses and relay in the Engine Compartment (2.2L L4 Engine, 2005-2007)
№Usage
1Engine Control Module, Transaxle Control Module
2Not Used
3Not Used
4Passenger’s Side Headlamp
5Air Conditioning
6Not Used
7Not Used
8Anti-lock Brake System, Traction Control Module
9Engine Control Module, Electronic Throttle Control
10Canister Purge Solenoid, Mass Airflow Sensor, Low Coolant Switch, Oxygen Sensors, Air Pump Relay Coil
11Electric Ignition Control Module, Charging System, Neutral Stop Back-Up Switch
12Not Used
13Transaxle, Engine Control Module (ECM)
14Transaxle Control Module, Neutral Stop Back-Up
15PRNDL, Back-up Switch
16Fuel Injectors (Cylinder 1, 2, 3, 4)
17Fog Lamps
18Driver’s Side Headlamp
19Windshield Wiper
20Horn
21Entertainment, Premium Radio Amplifier
22Anti-lock Brake System, Traction Control Module
23Rear Defogger
38Starter/lgnition
39Body Control Module 1
40Anti-lock Brake System, Traction Control Module
41Body Control Module 2
42Not Used
43Electric Power Steering
44Air Pump Relay Fuse
45Cooling Fan
46Crank
47Body Control Module 1A
48Body Control Module (IGN 3)
Relays
24Air Conditioning Clutch
25Horn
26Fog Lamps
27Air Solenoid
28Run, Crank (IGN1)
29Powertrain
30Engine Cooling Fan
31Engine Control Module
32Wiper System 1
33Wiper System 2
34Rear Window Defogger
Diodes
35Air Conditioning Diode
36Not Used
37Wiper Diode
49Fuse Puller

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Fuse box diagram (2.0L L4 Engine, 2005-2007)

Under-hood fuse box diagram (2.0L): Saturn Ion (2005, 2006, 2007)

Assignment of the fuses and relay in the Engine Compartment (2.0L L4 Engine, 2005-2007)
№Usage
1Engine Control Module
2Not Used
3Not Used
4Passenger’s Side Headlamp
5Air Conditioning
6Not Used
7Not Used
8Anti-lock Brake System
9Engine Control Module, Electronic Throttle Control
10Canister Purge Solenoid, Mass Airflow Sensor, Low Coolant Switch, Oxygen Sensors
11Electric Ignition Control Module, Charging System, Neutral Stop Back-Up Switch
12Not Used
13Engine Control Module
14Boost
15Back-up Switch
16Fuel Injectors
17Fog Lamps
18Driver’s Side Headlamp
19Windshield Wiper
20Horn
21Entertainment, Premium Radio Amplifier
22Anti-lock Brake System
23Rear Defogger
38Starter/lgnition
39Body Control Module 1
40Anti-lock Brake System
41Body Control Module 2
42Not Used
43Electric Power Steering
44Cooling Fan 2
45Cooling Fan 1
46Crank
47Body Control Module 1A
48Body Control Module (IGN 3)
Relays
24Air Conditioning Clutch
25Horn
26Fog Lamps
27Intercooler Pump
28Run, Crank (IGN1)
29Powertrain
30Engine Cooling Fan 1
31Engine Control Module
32Wiper System 1
33Wiper System 2
34Rear Window Defogger
Diodes
35Air Conditioning Diode
36Not Used
37Wiper Diode
49Fuse Puller
Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses

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