Engine Controls Schematics. Pontiac Bonneville 2003

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2003 🢒 Bonneville 🢒 Engine 🢒 Engine Electrical 🢒 Engine Controls Schematics

Figure 1:	PCM Power, Ground, Serial Data and MIL Battery Feed to the Fuse Block Underhood Ignition Switch Positions Powertrain Control Module Description OBD II Symbol Description Notice ABS, PCM BATT Fuses and the Cool Fan 1 Relay (Fuse Block Underhood) G104 and G105 Master Electrical Component List Engine Data Sensors 5 Volt and Low Reference Serial Data Class 2
Figure 2:	Engine Data Sensors - 5 Volt and Low Reference Master Electrical Component List Powertrain Control Module Description Engine Data Sensors Pressure and Temperature PCM Power, Ground, Serial Data and MIL OBD II Symbol Description Notice
Figure 3:	Engine Data Sensors - Pressure and Temperature Master Electrical Component List Air Intake System Description Engine Data Sensors; MAF, VSS and Extended Brake Travel Switch Engine Data Sensors 5 Volt and Low Reference OBD II Symbol Description Notice
Figure 4:	Engine Data Sensors - MAF, VSS and Extended Brake Travel Switch Master Electrical Component List Powertrain Control Module Description Heated Oxygen Sensors (HO2S) Engine Data Sensors Pressure and Temperature OBD II Symbol Description Notice G104 and G105 Battery Feed to the Fuse Block Underhood TRANS, DIS, OXY SEN, IGN 1 Fuses and the IGN-1 and AIR Pump Relays(Fuse Block Underhood) Speedometer, Tachometer, and Fuel Indicators Transaxle Inputs G200
Figure 5:	Heated Oxygen Sensors (HO2S) Master Electrical Component List Powertrain Control Module Description TRANS, DIS, OXY SEN, IGN 1 Fuses and the IGN-1 and AIR Pump Relays(Fuse Block Underhood) G100 and G102 Ignition Controls Engine Data Sensors; MAF, VSS and Extended Brake Travel Switch OBD II Symbol Description Notice
Figure 6:	Ignition Controls Master Electrical Component List Electronic Ignition (EI) System Description TRANS, DIS, OXY SEN, IGN 1 Fuses and the IGN-1 and AIR Pump Relays(Fuse Block Underhood) Fuel Pump Controls Heated Oxygen Sensors (HO2S) OBD II Symbol Description Notice Speedometer, Tachometer, and Fuel Indicators
Figure 7:	Fuel Pump Controls Master Electrical Component List Fuel System Description Battery Voltage to the Rear Fuse Block G401 (1 of 2) Battery Feed to the Fuse Block Underhood TRANS, DIS, OXY SEN, IGN 1 Fuses and the IGN-1 and AIR Pump Relays(Fuse Block Underhood) G302 Fuel Injectors Ignition Controls OBD II Symbol Description Notice Serial Data Class 2 Speedometer, Tachometer, and Fuel Indicators
Figure 8:	Fuel Injectors Master Electrical Component List Fuel System Description INJR 2, PCM IGN, CR CONT, INJR 1 Fuses and the START 2 Relay (Fuse Block Underhood) Fuel Sensor and EVAP Solenoid Controls Fuel Pump Controls OBD II Symbol Description Notice
Figure 9:	Fuel Sensor and EVAP Solenoid Controls Master Electrical Component List Evaporative Emission Control System Description Speedometer, Tachometer, and Fuel Indicators Device Controls Fuel Injectors OBD II Symbol Description Notice Compressor Controls Compressor Controls w/CJ2 IGN 1, Vent Sol, and SIR Fuses (Fuse Block Rear) Battery Feed to the Fuse Block Underhood TRANS, DIS, OXY SEN, IGN 1 Fuses and the IGN-1 and AIR Pump Relays(Fuse Block Underhood)
Figure 10:	Device Controls Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem References Fuel Sensor and EVAP Solenoid Controls OBD II Symbol Description Notice
Figure 11:	Controlled/Monitored Subsystem References Master Electrical Component List Powertrain Control Module Description Compressor Controls w/CJ2 PCM Signals Boost, Engine Oil, and Volt Indicators Engine Cooling Schematic Generator Control DIC Switch (w/U50) Cruise Control Module and VSS Transmission Controls Device Controls OBD II Symbol Description Notice
Figure 12:	Transmission Controls Master Electrical Component List Powertrain Control Module Description Power to the Transaxle and Solenoid Controls Internal Mode Switch Inputs Traction Control (NW9) Transaxle Inputs Controlled/Monitored Subsystem References OBD II Symbol Description Notice