Engine Controls Schematics. Buick Century 1999

For 1990-2009 cars only

Makes 🢒 Buick 🢒 1999 🢒 Century 🢒 Engine 🢒 Engine Controls - 3.1L 🢒 Engine Controls Schematics

Figure 1:	Cell 20: Power, Ground, MIL and DLC Cell 20: Ignition System and Knock Sensor OBDII Symbol Description Notice Cell 10: EBCM/EBTCM Cell 10: Ignition Switch Cell 10: Ignition Switch Cell 10: Battery, and Generator Cell 11: HEATED MIRROR, CRANK SIGNAL BCM CLUSTER, IGN 0: CLUSTER PCM & BCM, and PARK LOCK Fuses Cell 81: PCM, Engine Coolant Level Indicator Module, Windshield Washer Solvent Level Switch Cell 11: TURN SIGNALS CORN LPS, AIR BAG, CLUSTER, DRL and PCM-BCM U/H RELAY Fuses Cell 11: HEATED MIRROR, CRANK SIGNAL BCM CLUSTER, IGN 0: CLUSTER PCM & BCM, and PARK LOCK Fuses Cell 11: RADIO-HVAC RFA CLUSTER CEL TEL, BCM PWR, INADV POWER BUS,and CIGAR LTR DATA LINK Fuses Cell 14: G200 (1 of 2) Cell 14: G203 (1 of 2) Data Link Connector Schematic (Cell 50: PCM, EBCM/EBTCM, SIR/BCM Module) Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Cell 14: G100, G111, G113, and G117
Figure 2:	Cell 20: Ignition System and Knock Sensor Cell 20: Fuel Control OBDII Symbol Description Notice Cell 20: Power, Ground, MIL and DLC Cell 10: Underhood Accessory Wiring Junction Block Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 3:	Cell 20: Fuel Control Cell 20: Fuel Injectors OBDII Symbol Description Notice Cell 20: Ignition System and Knock Sensor Cell 20: Engine Data Sensors-A/C Refrig Press, ECT, IAT, MAP and TP Cell 10: Underhood Accessory Wiring Junction Block Cell 14: G100, G111, G113, and G117 Cell 14: G402 (2 of 2) Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Cell 14: G100, G111, G113, and G117
Figure 4:	Cell 20: Fuel Injectors Cell 20: Engine Data Sensors-A/C Refrig Press, ECT, IAT, MAP and TP OBDII Symbol Description Notice Cell 20: Fuel Control Cell 10: Underhood Accessory Wiring Junction Block Handling Electrostatic Discharge Sensitive Parts Notice
Figure 5:	Cell 20: Engine Data Sensors-A/C Refrig Press, ECT, IAT, MAP and TP Cell 20: Engine Data Sensors-HO2S 1 and HO2S 2 OBDII Symbol Description Notice Cell 20: Fuel Injectors Cell 20: Fuel Control Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 6:	Cell 20: Engine Data Sensors-HO2S 1 and HO2S 2 Cell 20: Engine Data Sensors-EGR, EVAP Purge, EVAP Vent and MAF OBDII Symbol Description Notice Cell 20: Engine Data Sensors-A/C Refrig Press, ECT, IAT, MAP and TP Cell 10: Underhood Accessory Wiring Junction Block Cell 14: G100, G111, G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice Cell 14: G113, and G117
Figure 7:	Cell 20: Engine Data Sensors-EGR, EVAP Purge, EVAP Vent and MAF Cell 20: Engine Oil Level, Engine Oil Pressure and IAC OBDII Symbol Description Notice Cell 20: Engine Data Sensors-HO2S 1 and HO2S 2 Cell 11: ENG EMIS Fuse Cell 10: Underhood Accessory Wiring Junction Block Cell 14: G100, G111, G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice Cell 14: G100, G111, G113, and G117
Figure 8:	Cell 20: Engine Oil Level, Engine Oil Pressure and IAC Cell 20: Cruise, VSS OBDII Symbol Description Notice Cell 20: Engine Data Sensors-EGR, EVAP Purge, EVAP Vent and MAF Cell 14: G100, G111, G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice
Figure 9:	Cell 20: Cruise, VSS Cell 20: Indicator Lamps OBDII Symbol Description Notice Cell 20: Engine Oil Level, Engine Oil Pressure and IAC Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 10:	Cell 20: Indicator Lamps Cell 20: Transaxle Range Switch OBDII Symbol Description Notice Cell 20: Cruise, VSS Cell 10: Ignition Switch Cell 81: Brake Fluid Level Switch Cell 14: G203 (1 of 2) Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 11:	Cell 20: Transaxle Range Switch Cell 20: Automatic Transaxle and TCC Switch OBDII Symbol Description Notice Cell 20: Indicator Lamps Cell 10: Ignition Switch Cell 11: TURN SIGNALS CORN LPS, AIR BAG, CLUSTER, DRL and PCM-BCM U/H RELAY Fuses Cell 138: Btsi, Transaxle Range Switch, UAWJB 2 of 2 Cell 14: G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 12:	Cell 20: Automatic Transaxle and TCC Switch Cell 20: A/C Compressor Controls OBDII Symbol Description Notice Cell 20: Transaxle Range Switch Cell 11: ENG EMIS Fuse Cell 10: Underhood Accessory Wiring Junction Block Handling Electrostatic Discharge Sensitive Parts Notice
Figure 13:	Cell 20: A/C Compressor Controls Cell 20: Coolant Fans OBDII Symbol Description Notice Cell 20: Automatic Transaxle and TCC Switch Cell 10: Accessory Time Delay Relay, and Ignition Switch Cell 10: Ignition Switch Cell 11: LOW BLOWER, CRUISE and HVAC Fuses Cell 11: TURN SIGNALS CORN LPS, AIR BAG, CLUSTER, DRL and PCM-BCM U/H RELAY Fuses Cell 10: Underhood Accessory Wiring Junction Block Cell 10: Underhood Accessory Wiring Junction Block Cell 14: G100, G111, G113, and G117 Cell 14: G113, and G117 Cell 14: G100, G111, G113, and G117 Cell 14: G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice
Figure 14:	Cell 20: Coolant Fans OBDII Symbol Description Notice Cell 20: A/C Compressor Controls Cell 10: Underhood Accessory Wiring Junction Block Cell 14: G113, and G117 Cell 14: G113, and G117 Handling Electrostatic Discharge Sensitive Parts Notice Cell 14: G113, and G117