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.

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Fuse box diagram


Fuse box location

It is located in the engine compartment (left-side), under the cover.


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Fuse box diagram (2.2L L4 Engine, 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
24A/CAir Conditioning Clutch
26FOG LAMPFog Lamps
28RUN/CRANKBody Control Module
30COOLING FANEngine Cooling Fan
32WIPER1Wiper System
33WIPER2Wiper System
34REAR DEFOGRear Window Defogger
35A/CAir Conditioning Diode
37WIPERWiper Diode

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