Engine Controls Schematics. Pontiac Grand Prix 2002

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2002 🢒 Grand Prix 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Engine Controls Schematics

Figure 1:	PCM Power, Ground, Serial Data, and MIL Master Electrical Component List Powertrain Control Module Description 5 Volt and Low Reference Bussing OBD II Symbol Description Notice AIR, ECM SENSE, ALT SENSE, B/U LAMP Fuses IP-IGN, CRUISE, ECM Fuses IP-IGN, CRUISE, ECM Fuses IP-IGN, CRUISE, ECM Fuses IP-IGN, CRUISE, ECM Fuses Indicators G100, G111, G113 Data Link Communications
Figure 2:	5 Volt and Low Reference Bussing Master Electrical Component List Powertrain Control Module Description TP, MAP, ECT, and IAT Sensors PCM Power, Ground, Serial Data, and MIL OBD II Symbol Description Notice
Figure 3:	TP, MAP, ECT, and IAT Sensors Master Electrical Component List Powertrain Control Module Description MAF Sensor and A/T Controls VSS Reference 5 Volt and Low Reference Bussing OBD II Symbol Description Notice
Figure 4:	MAF Sensor and A/T Controls VSS Reference Master Electrical Component List Powertrain Control Module Description Heated Oxygen Sensors TP, MAP, ECT, and IAT Sensors OBD II Symbol Description Notice BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC, IGN 1-UH Fuse IGN 1-UH Fuse Gauges VSS and ISS Sensors, Pressure Control Solenoid Valve, TCC Release Switch, and Fluid Pressure Switches G100, G111, G113 G100, G111, G113
Figure 5:	Heated Oxygen Sensors Master Electrical Component List Powertrain Control Module Description Ignition Control Module MAF Sensor and A/T Controls VSS Reference OBD II Symbol Description Notice BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC, IGN 1-UH Fuse G117
Figure 6:	Ignition Control Module Master Electrical Component List Electronic Ignition (EI) System Description Fuel Control Heated Oxygen Sensors OBD II Symbol Description Notice TCC, ELEK IGN, and A/C CLU/ABS IGN Fuses OBD II Symbol Description Notice Gauges G100, G111, G113
Figure 7:	Fuel Control Master Electrical Component List Fuel System Description Fuel Injectors Ignition Control Module OBD II Symbol Description Notice BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC, G100, G111, G113 Gauges G100, G111, G113 G302, S402, S406, S416
Figure 8:	Fuel Injectors Master Electrical Component List Fuel System Description EVAP Controls and Fuel Tank Pressure (FTP) Sensor Fuel Control OBD II Symbol Description Notice BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC,
Figure 9:	EVAP Controls and Fuel Tank Pressure (FTP) Sensor Master Electrical Component List Evaporative Emission Control System Description Secondary Air Injection, Idle Air Control Valve Fuel Injectors OBD II Symbol Description Notice BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC, IGN 1-UH Fuse IGN MAIN 1, BTSI, DRL, CANISTER VENT, PWR DROP, TURN, SIR Fuses Gauges IGN 1-UH Fuse
Figure 10:	Secondary Air Injection, IAC Valve, and EGR Valve Master Electrical Component List Exhaust Gas Recirculation (EGR) System Description Controlled/Monitored Subsystem References EVAP Controls and Fuel Tank Pressure (FTP) Sensor OBD II Symbol Description Notice AIR, ECM SENSE, ALT SENSE, B/U LAMP Fuses BATT-MAIN 1-2, IGN-MAIN 1-2, HEADLAMPS, PARK LP, RADIO, AIR, ECM SENSE, ALT SENSE, B/U LAMP, COOL FAN 1-2, FUEL PUMP, FOG LP, HORN, INJ, IGN 1-UH, ELEK IGN, TCC, IGN 1-UH Fuse G101
Figure 11:	Controlled/Monitored Subsystem References Master Electrical Component List Powertrain Control Module Description Transmission Controls References Secondary Air Injection, Idle Air Control Valve OBD II Symbol Description Notice A/C Compressor Controls Indicators Indicators Driver Information Center (DIC) (W/O U40) Fans Cruise Control Generator
Figure 12:	Transmission Controls References Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem References OBD II Symbol Description Notice Stop Lamp Switch, TCC and Shift Solenoids, TFT Sensor PRNDL VSS and ISS Sensors, Pressure Control Solenoid Valve, TCC Release Switch, and Fluid Pressure Switches