Engine Controls Schematics. Saturn L300/LW300 2005

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2005 🢒 L300/LW300 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Engine Controls Schematics

Figure 1:	ECM Power, Ground, Serial Data, and MIL Master Electrical Component List Engine Control Module Description Engine Data Sensors - 5-Volt References OBD II Symbol Description Notice Fuse Block - Underhood Bus ABS 1, ABS 2, BRAKE, CONTROLS B+, COOL FAN 1, COOL FAN 2, HAZARD, and PARK LAMP Fuses BACKUP/TURN, BCM/ECM/CRUISE, CRUISE SW, and IGN 1 Fuses BACKUP/TURN, BCM/ECM/CRUISE, CRUISE SW, and IGN 1 Fuses Gages Data Link Connector
Figure 2:	Engine Data Sensors - 5-Volt References Master Electrical Component List Engine Control Module Description Engine Data Sensors - Low References Module Power, Ground, Serial Data, and MIL OBD II Symbol Description Notice
Figure 3:	Engine Data Sensors - Low References Master Electrical Component List Engine Control Module Description Engine Data Sensors - Temperature, VSS, MAF, and Extended Brake Travel Switch Engine Data Sensors - 5-Volt References OBD II Symbol Description Notice
Figure 4:	Engine Data Sensors - Temperature, VSS, MAF, and Extended Brake Travel Switch Master Electrical Component List Engine Control Module Description Engine Data Sensors - Heated Oxygen Sensors Engine Data Sensors - Low References OBD II Symbol Description Notice AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses Fuse Block - Underhood Bus Module, Power, Ground, Serial Data, and Switches Wheel Speed Sensors Stop Lamps Engine Data Sensors - 5-Volt References Transmission Sensors and Solenoids Engine Data Sensors - Low References
Figure 5:	Engine Data Sensors - Heated Oxygen Sensors Master Electrical Component List Engine Control Module Description Electronic Throttle Controls Engine Data Sensors - Temperature, VSS, MAF, and Extended Brake Travel Switch OBD II Symbol Description Notice AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses
Figure 6:	Electronic Throttle Controls Master Electrical Component List Throttle Actuator Control (TAC) System Description Ignition Controls - Ignition System Engine Data Sensors - Heated Oxygen Sensors OBD II Symbol Description Notice Engine Data Sensors - 5-Volt References Engine Data Sensors - Low References
Figure 7:	Ignition Controls - Ignition System Master Electrical Component List Electronic Ignition (EI) System Description Ignition Controls - Sensors Electronic Throttle Controls OBD II Symbol Description Notice CONTROLS IGN 1 and IGN Fuses Gages G110 (2 of 2) and G102
Figure 8:	Ignition Control Sensors Master Electrical Component List Engine Control Module Description Fuel Controls - Fuel Pump and Fuel Injector Controls Ignition Controls - Ignition System OBD II Symbol Description Notice Engine Data Sensors - Low References Engine Data Sensors - 5-Volt References
Figure 9:	Fuel Controls - Fuel Pump and Fuel Injector Controls Master Electrical Component List Fuel System Description Fuel Controls - EVAP Controls Ignition Controls - Sensors OBD II Symbol Description Notice AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses Fuse Block - Underhood Bus G110 (2 of 2) and G102 Gages G305, G399, G400, and G401 G102, G110, G118, G114
Figure 10:	Fuel Controls - EVAP Controls Master Electrical Component List Evaporative Emission Control System Description Controlled/Monitored Subsystem References Fuel Controls - Fuel Pump and Fuel Injector Controls OBD II Symbol Description Notice AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses AC, ENGINE CNTL 1, ENGINE CNTL 2, and FUEL PUMP Fuses BODY, FOG LAMP, IP BATT RT, LOCKS, POWER SEAT, and PREM AUDIO Fuses Engine Data Sensors - Low References Engine Data Sensors - 5-Volt References
Figure 11:	Controlled/Monitored Subsystem References Master Electrical Component List Engine Control Module Description Fuel Controls - Fuel Pump and Fuel Injector Controls OBD II Symbol Description Notice A/C Compressor Controls Wheel Speed Sensors Charging System Module Power, Ground, and Indicators Engine Cooling Schematics Cruise Control