Engine Controls Schematics. Saturn ION 2004

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2004 🢒 ION 🢒 Body 🢒 Wiring Systems 🢒 Engine Controls Schematics

Figure 1:	Power, Ground, MIL, and Serial Data Master Electrical Component List Powertrain Control Module Description Engine Data Sensors-5Volt and Low Reference Busing OBD II Symbol Description Notice Fuse Block - Underhood Fuses: ABS, ABS1, ABS2, ECM, ECM/TCM, IGN, LH HDLP, Prem Audio, RH HDLP, Run/Crank Fuse Block - Underhood BUS Fuse Block - Underhood Fuses: ABS, ABS1, ABS2, ECM, ECM/TCM, IGN, LH HDLP, Prem Audio, RH HDLP, Run/Crank Ignition Switch Ignition Switch G103(2.0L), G105(2.0L) Data Link Communication Schematics G101 - Early Production
Figure 2:	Engine Data Sensors - 5-Volt and Low Reference Busing Master Electrical Component List Powertrain Control Module Description Engine Data Sensors-Pressure and Temperature Power, Ground, MIL, and Serial Data OBD II Symbol Description Notice
Figure 3:	Engine Data Sensors - Pressure and Temperature Master Electrical Component List Powertrain Control Module Description Engine Data Sensors-MAF/IAT,CKP,KS,CMP and Stop Lamp Switch-Lower Engine Data Sensors-5Volt and Low Reference Busing OBD II Symbol Description Notice Fuel Level and Oil Pressure
Figure 4:	Engine Data Sensors - MAF/IAT, CKP, KS and Stop Lamp Switch - Lower Master Electrical Component List Powertrain Control Module Description Engine Data Sensors-HO2S Engine Data Sensors-Pressure and Temperature OBD II Symbol Description Notice Engine Controls Schematic Icons Engine Controls Schematic Icons Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block - Underhood Fuses: ERLS and Injectors, BCM Fuses: Air Bag, EPS G103(2.0L), G105(2.0L)
Figure 5:	Engine Data Sensors - HO2S Master Electrical Component List Powertrain Control Module Description Engine Data Sensors-APP and TAC Engine Data Sensors-MAF/IAT,CKP,KS,CMP and Stop Lamp Switch-Lower OBD II Symbol Description Notice Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM
Figure 6:	Engine Data Sensors - APP and TAC Master Electrical Component List Powertrain Control Module Description Ignition Controls Engine Data Sensors-HO2S OBD II Symbol Description Notice
Figure 7:	Ignition Controls Master Electrical Component List Powertrain Control Module Description Fuel Delivery Engine Data Sensors-APP and TAC OBD II Symbol Description Notice Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM G103(2.0L), G105(2.0L)
Figure 8:	Fuel Delivery Master Electrical Component List Powertrain Control Module Description EVAP Controls, After Cooler Pump and Super Charger Boost Control Solenoid Ignition Controls OBD II Symbol Description Notice Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block - Underhood Fuses: IPBATT2 and RUN (IGN3) BCM Fuses: BCM Elect, Cluster, Fuel Pump, HVAC, IGN SW, and Stop G301 G301
Figure 9:	EVAP Controls, After Cooler Pump and Super Charger Boost Control Solenoid Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem Reference Fuel Delivery OBD II Symbol Description Notice Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block Underhood (2.0L)-ECM/ETC, IGN, Injectors, EMISS, Cooling Fan 2, and ECM Fuse Block - Underhood BUS Fuse Block - Underhood Fuses: ABS, ABS1, ABS2, ECM, ECM/TCM, IGN, LH HDLP, Prem Audio, RH HDLP, Run/Crank Fuse Block - Underhood Fuses: IPBATT1, IPBATT1A, BCM Fuses: (BCM (PWR), DASH, Lighter, Onstar, Park, PWR Outlet, PWR Windows, Radio (ACC), Radio (BATT1), Sunroof, and Wiper Sw G103(2.0L), G105(2.0L)
Figure 10:	Controlled/Monitored Subsystem Reference Master Electrical Component List Powertrain Control Module Description EVAP Controls, After Cooler Pump and Super Charger Boost Control Solenoid OBD II Symbol Description Notice Fuel Level and Oil Pressure Ground, Power, and Steering Wheel Stop Lamp Switch 2.0L A/C Compressor Controls (C60) Charging Starting - Early Production Manual Transmission Schematics-MU3