Engine Controls Schematics. Chevrolet Chevy Suburban

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2002 🢒 Chevy Suburban - 4WD 🢒 Engine 🢒 Engine Controls - 4.8L, 5.3L, and 6.0L 🢒 Engine Controls Schematics

Figure 1:	Module Power, Ground, Serial Data, and MIL Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - Pressure and Temperature OBD II Symbol Description Notice B+ Bus Bar AIR, RADIO, ECM B, FRT HVAC, and CIGAR Fuses ECM 1, ETC, INJ A and INJ B Fuses RTD, RDO AMP, CRANK, and IGN 0 Fuses IGN 1, SEO IGN, and AIR BAG Fuses Indicators and Serial Data IGNITION, RUN, and START Bus Bar G103, G105, and G106 ECM 1, ETC, INJ A and INJ B Fuses
Figure 2:	Engine Data Sensors - Pressure and Temperature Engine Controls Component Views Powertrain Control Module Description Engine Data Sensors - MAF and VSS Module Power, Ground, Serial Data and MIL OBD II Symbol Description Notice Switch Inputs Switch Inputs
Figure 3:	Engine Data Sensors - MAF and VSS Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - HO2S 4.8, 5.3L w/Case Grounded Sensors Engine Data Sensors - Pressure and Temperature OBD II Symbol Description Notice Vehicle Speed Signal and 4WD Low Signal Vehicle Speed Signal and 4WD Low Signal O2 B, O2 A, ENG 1, and IGN E Fuses G103, G105, and G106
Figure 4:	Engine Data Sensors - HO2S 4.8, 5.3L w/Case Grounded Sensors Engine Controls Component Views Powertrain Control Module Description Engine Data Sensors - HO2S 4.8, 5.3L w/Isolated Grounded Sensors Engine Data Sensors - MAF and VSS OBD II Symbol Description Notice O2 B, O2 A, ENG 1, and IGN E Fuses G104
Figure 5:	Engine Data Sensors - HO2S 4.8, 5.3L w/Isolated Grounded Sensors Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - HO2S 6.0L w/Isolated and Case Grounded Sensors Engine Data Sensors - HO2S 4.8, 5.3L w/Case Grounded Sensors OBD II Symbol Description Notice O2 B, O2 A, ENG 1, and IGN E Fuses O2 B, O2 A, ENG 1, and IGN E Fuses G104
Figure 6:	Engine Data Sensors - HO2S 6.0L w/Isolated and Case Grounded Sensors Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - HO2S 6.0L w/Isolated Grounded Sensors Engine Data Sensors - HO2S 4.8, 5.3L w/Isolated Grounded Sensors OBD II Symbol Description Notice O2 B, O2 A, ENG 1, and IGN E Fuses G104
Figure 7:	Engine Data Sensors - HO2S 6.0L w/Isolated Grounded Sensors Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - Electronic Throttle Controls, TAC Motor and TP Sensor Engine Data Sensors - HO2S 6.0L w/Isolated and Case Grounded Sensors OBD II Symbol Description Notice O2 B, O2 A, ENG 1, and IGN E Fuses G104
Figure 8:	Engine Data Sensors - Electronic Throttle Controls, TAC Motor and TP Sensor Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - Electronic Throttle Controls, Accelerator Pedal Position Sensor and Cruise Control Engine Data Sensors - HO2S 6.0L w/Isolated Grounded Sensors OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G103, G105, and G106
Figure 9:	Engine Data Sensors - Electronic Throttle Controls, Accelerator Pedal Position Sensor and Cruise Control Master Electrical Component List Powertrain Control Module Description Ignition Controls - Ignition System Coils 2, 4, 6, 8 Engine Data Sensors - Electronic Throttle Controls, TAC Motor and TP Sensor ETC Fuse, PCM, TAC Module, TAC Module, TP Sensor, and Ground (w/ETC) Power, Cruise Control On/Off Switch, Stop Lamp Switch Input, TAC Module, APP Sensor (w/ETC)
Figure 10:	Ignition Controls - Ignition System Coils 2, 4, 6, 8 Master Electrical Component List Powertrain Control Module Description Ignition Controls - Ignition System Coils 1, 3, 5, 7 Engine Data Sensors - Electronic Throttle Controls, Accelerator Pedal Position Sensor and Cruise Control OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G104
Figure 11:	Ignition Controls - Ignition System Coils 1, 3, 5, 7 Master Electrical Component List Powertrain Control Module Description Ignition Controls - Sensors Ignition Controls - Ignition System Coils 2, 4, 6, 8 OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G103, G105, and G106
Figure 12:	Ignition Controls - Sensors Master Electrical Component List Powertrain Control Module Description Fuel Controls - Fuel Pump Controls Ignition Controls - Ignition System Coils 1, 3, 5, 7 OBD II Symbol Description Notice Gages, VSS, and Engine Oil Signals
Figure 13:	Fuel Controls - Fuel Pump Controls Master Electrical Component List Powertrain Control Module Description Fuel Controls - Fuel Injectors Ignition Controls - Sensors OBD II Symbol Description Notice B+ Bus Bar IGNITION, RUN, and START Bus Bar O2 B, O2 A, ENG 1, and IGN E Fuses G103, G105, and G106
Figure 14:	Fuel Controls - Fuel Injectors Master Electrical Component List Powertrain Control Module Description Fuel Controls - EVAP Controls and Fuel Composition Sensor Fuel Controls - Fuel Pump Controls OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses ECM 1, ETC, INJ A and INJ B Fuses
Figure 15:	Fuel Controls - EVAP Controls and Fuel Composition Sensor Master Electrical Component List Powertrain Control Module Description Device Controls - EGR and IAC Fuel Controls - Fuel Injectors OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses O2 B, O2 A, ENG 1, and IGN E Fuses G104
Figure 16:	Device Controls - EGR and IAC Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem References Fuel Controls - EVAP Controls and Fuel Composition Sensor OBD II Symbol Description Notice
Figure 17:	Controlled/Monitored Subsystem References Master Electrical Component List Powertrain Control Module Description Transmission Controls - A/T Device Controls - EGR and IAC OBD II Symbol Description Notice A/C Compressor Controls A/C Compressor Controls Air Delivery Controls - Primary, Recirculation Actuator Power, Ground, Cruise Control On/Off Switch, IPC Indicator and Cruise Engaged Signal (w/o ETC) Wheel Speed Sensors, YAW Rate Sensor and Vehicle Stability Switch - W/VSES Charging System Power, Ground and Transfer Case Encoder Motor Power, Ground, Class 2 Communication - w/Traction Assist Gages, VSS, and Engine Oil Signals 2002 Engine Cooling
Figure 18:	Transmission Controls - A/T Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem References OBD II Symbol Description Notice Switch Inputs Switch Inputs Valve Controls and Brake Switch Valve Controls and Brake Switch Switch Inputs Switch Inputs Tow/Haul Switch and PNP Switch Inputs Tow/Haul and PNP Switch Inputs