Harness Routing Views. Saturn ION 2004

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2004 🢒 ION 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Harness Routing Views

Figure 1:

Left Rear of the Vehicle


(1)	Rear Window Defogger Grid
(2)	Inflatable Restraint Roof Rail Module Left (ASF)
(3)	C375

Figure 2:

Left Side of the Engine Compartment (2 of 2)


(1)	C161
(2)	G109
(3)	Body Harness

Figure 3:

Left Rear of the Engine Compartment (2.0L)


(1)	C171

Figure 4:

Right Front Door


(1)	C604 (A31/DG7)
(2)	C602 (AU3) or C608 (w/o AU3)
(3)	C200
(4)	C218 (ASF)

Figure 5:

Left Front Side of the Vehicle


(1)	C501 (AU3) or C507 (w/o AU3)
(2)	C503 (A31/DG7)
(3)	C201
(4)	Body Control Module (BCM)
(5)	Auxiliary Power Outlet - Rear
(6)	G301

Figure 6:

Center of the I/P (UE1)


(1)	Radio
(2)	C340

Figure 7:

Vehicle Rear Gate


(1)	Rear Component Lid Latch
(2)	License Lamp
(3)	C401

Figure 8:

Right Rear Side Under Vehicle


(1)	C406 (Fuel Controls)
(2)	C406 (EVAP Controls)
(3)	Evaporative Emission (EVAP) Canister Vent Solenoid

Figure 9:

Left Rear Side of the Vehicle


(1)	C401
(2)	C491, C490 Similar on Right Side

Figure 10:

Left Front Door (Coupe)


(1)	Door Lock Switch - Driver (AU3)
(2)	Outside Rearview Mirror - Driver (DG7)
(3)	C503 (A31/DG7)
(4)	C501 (AU3) or C507 (w/o AU3)
(5)	Speaker - LF Door
(6)	Window Motor - Driver (A31)
(7)	Outside Rearview Mirror Switch (DG7)
(8)	Window Switch - Driver (A31)
(9)	Inflatable Restraint Side Impact Sensor (SIS) - Left (ASF)
(10)	Door Latch - Driver (AU3)

Figure 11:

Rear Shelf of the Vehicle (UE1) - Sedan


(1)	Cell Antenna Coaxial
(2)	C380 (UE1)
(3)	G401 (UE1)
(4)	Vehicle Communication Interface Module (VCIM) C1
(5)	Vehicle Communication Interface Module (VCIM) C2
(6)	Cellular Coaxial
(7)	Global Positioning Satellite (GPS) Coaxial
(8)	Global Positioning Satellite (GPS) Antenna (UE1)

Figure 12:

RR Door (Sedan)


(1)	Door Latch - RR (AU3); LR Similar
(2)	C860 (AU3); C759 Similar in LR Door
(3)	Window Motor - RR (A31); LR Similar

Figure 13:

Front Left Side of the Engine (M75)


(1)	Ignition Control Module (ICM)
(2)	Fuse Block Under Hood (FBUH)
(3)	Engine Control Module (ECM)
(4)	Transmission Control Module (TCM)
(5)	C100
(6)	G105
(7)	Engine Oil Pressure Switch
(8)	Crank Shaft Position Sensor
(9)	Knock Sensor (KS)
(10)	Fuel Injectors Rail
(11)	Manifold Absolute Pressure (MAP) Sensor

Figure 14:

Left Side of the Engine - 2.0L


(1)	C155
(2)	C150

Figure 15:

Right Front of the Inside Vehicle


(1)	C216
(2)	Blower Motor
(3)	Blower Motor Resistor Assembly

Figure 16:

Left Side of the Engine (M43)


(1)	Park Neutral Position (PNP) Switch
(2)	Vehicle Speed Sensor Output (VSS)
(3)	A/T Input Shaft Speed Sensor (AT ISS)
(4)	C100

Figure 17:

Right Front of the Vehicle (T37)


(1)	C110
(2)	Fog Lamp RF

Figure 18:

Left Side of the Engine Compartment


(1)	C121 (DF5)
(2)	G101/SP101
(3)	Electronic Brake Control Module (EBCM) (JM4/JL9)
(4)	Engine Control Module (ECM)

Figure 19:

Left Front Side of the Vehicle


(1)	Windshield Washer Fluid Pump
(2)	Horn
(3)	Fog Lamp - LF

Figure 20:

Left Front of the Vehicle


(1)	C111 (Sedan), C110 Similar on Right
(2)	Park/Turn Signal Lamp - LF (Sedan), RF Similar
(3)	Headlamp - Left (Sedan), Right Similar
(4)	Headlamp - Left (Coupe), Right Similar
(5)	Park/Turn Signal Lamp - LF (Coupe), RF Similar

Figure 21:

Right Front Side of the Engine (2.2L)


(1)	Idle Air Control (IAC)
(2)	C150
(3)	Generator
(4)	Generator B+
(5)	Throttle Position (TP) Sensor
(6)	Intake Air Temperature (IAT)

Figure 22:

Lower LF of the Passenger Compartment (2.0L)


(1)	Accelerator Pedal Position (APP) Sensor
(2)	C220