Engine Controls Schematics. Buick Century 2001

GM Service Manual Online

For 1990-2009 cars only

Makes 🢒 Buick 🢒 2001 🢒 Century 🢒 Engine 🢒 Engine Controls - 3.1L (LG8) 🢒 Engine Controls Schematics

Figure 1:	PWR, GND, DLC, and MIL Master Electrical Component List Electronic Ignition (EI) System Description Engine Data Sensors OBD II Symbol Description Notice Headlamps, Generator G100,G111 and G113 PCM, BCM, Cluster, Turn, SDM IGN 1 IGN 1 Cluster, BCM, PCM, BTSI DLC
Figure 2:	Engine Data Sensors Master Electrical Component List Powertrain Control Module Description Fuel Pump and FTP Sensor PWR, GND, DLC, and MIL OBD II Symbol Description Notice Engine Controls Schematic Icons
Figure 3:	Fuel Pump and FTP Sensor Master Electrical Component List Fuel System Description IAC Control Engine Data Sensors OBD II Symbol Description Notice Compressor Controls Compressor Controls Power Bussing for Fuse Block Underhood Page 1 of 2 G100,G111 and G113 Gauges G402, Page 1 of 2 G100,G111 and G113
Figure 4:	IAC Control Master Electrical Component List Air Intake System Description Ignition Controls Fuel Pump and FTP Sensor OBD II Symbol Description Notice
Figure 5:	Igniton Controls Master Electrical Component List Electronic Ignition (EI) System Description Fuel Injectors IAC Control OBD II Symbol Description Notice Engine Controls Schematic Icons ATX,ICM,O2 G100,G111 and G113
Figure 6:	Fuel Injecters Master Electrical Component List Fuel System Description Oxygen Sensors Ignition Controls OBD II Symbol Description Notice Power Bussing for Fuse Block-Underhood page 2 of 2
Figure 7:	Oxygen Sensors Master Electrical Component List Air Intake System Description MAF, EVAP, EGR Controls Fuel Injectors OBD II Symbol Description Notice Power Bussing for Fuse Block-Underhood page 2 of 2 G100,G111 and G113 G113
Figure 8:	MAF, EVAP, EGR Controls Master Electrical Component List Powertrain Control Module Description PCM References - 1 of 2 Oxygen Sensors OBD II Symbol Description Notice Stop, EVAP, MAF Power Bussing for Fuse Block-Underhood page 2 of 2 G100,G111 and G113 G100,G111 and G113
Figure 9:	PCM References - 1 of 2 Master Electrical Component List Powertrain Control Module Description PCM References (2 of 2) MAF, EVAP, EGR Controls OBD II Symbol Description Notice Compressor Controls Compressor Controls Gauges Compressor Controls Low Oil Pressure and Low Oil Indicators Compressor Controls Compressor Controls Cooling Fans Charging Cruse Control Starting
Figure 10:	PCM References (2 of 2) Master Electrical Component List Powertrain Control Module Description PCM References - 1 of 2 OBD II Symbol Description Notice Solenoid Controls and TFT Sensor Fluid Pressure Manual Valve Position Switch and ISS Sensor PNP Switch