Engine Controls Schematics. Cadillac STS 2009

For 1990-2009 cars only

Makes 🢒 Cadillac 🢒 2009 🢒 STS 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Engine Controls Schematics

Figure 1:	ECM Power, Ground, Serial Data, and MIL Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - 5-Volt and Low Reference 1 of 2
Figure 2:	Engine Data Sensors - 5-Volt and Low Reference 1 of 2 Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - 5-Volt and Low Reference 2 of 2 ECM Power, Ground, Serial Data, and MIL
Figure 3:	Engine Data Sensors - 5-Volt and Low Reference 2 of 2 Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Pressure, Temperature, MAF, VSS Engine Data Sensors - 5-Volt and Low Reference 1 of 2
Figure 4:	Engine Data Sensors - Pressure, Temperature, MAF, VSS Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Oxygen Sensors Engine Data Sensors - 5-Volt and Low Reference 2 of 2
Figure 5:	Engine Data Sensors - Oxygen Sensors Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Electronic Throttle Controls Engine Data Sensors - Pressure, Temperature, MAF, VSS
Figure 6:	Engine Data Sensors - Electronic Throttle Controls Master Electrical Component List Throttle Actuator Control (TAC) System Description Control Module References Engine Data Sensors - IAT2, BARO, SCIAP Engine Data Sensors - Oxygen Sensors
Figure 7:	Engine Data Sensors -- IAT 2, BARO, SCIAP Master Electrical Component List Supercharger Description and Operation Control Module References Ignition Controls - Ignition System Bank 1 Engine Data Sensors - Electronic Throttle Controls
Figure 8:	Ignition Controls - Ignition System Bank 1 Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Ignition Controls - Ignition System Bank 2 Engine Data Sensors - IAT2, BARO, SCIAP
Figure 9:	Ignition Controls - Ignition System Bank 2 Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Ignition Controls - CMP Sensors and Solenoids Ignition Controls - Ignition System Bank 1
Figure 10:	Ignition Controls - CMP Sensors and Solenoids Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Crankshaft Position (CKP) Sensor and Knock Sensors Ignition Controls - Ignition System Bank 2
Figure 11:	Crankshaft Position (CKP) Sensor and Knock Sensors Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Fuel Controls - Injectors and Pump Ignition Controls - CMP Sensors and Solenoids
Figure 12:	Fuel Controls - Injectors and Pump Master Electrical Component List Fuel System Description Control Module References Fuel Controls - EVAP, Fuel Tank Pressure (FTP) Sensor, Vacuum Bypass Valve Crankshaft Position (CKP) Sensor and Knock Sensors
Figure 13:	Fuel Controls - EVAP, Fuel Tank Pressure (FTP) Sensor, Vacuum Bypass Valve Master Electrical Component List Fuel System Description Control Module References Charge Air Cooler (CAC) Coolant Pump Fuel Controls - Injectors and Pump
Figure 14:	Charge Air Cooler (CAC) Coolant Pump Master Electrical Component List Boost Control System Description Control Module References Controlled/Monitored Subsystem References Fuel Controls - EVAP, Fuel Tank Pressure (FTP) Sensor, Vacuum Bypass Valve
Figure 15:	Controlled/Monitored Subsystem References Master Electrical Component List Engine Control Module Description Control Module References Charge Air Cooler (CAC) Coolant Pump