Engine Controls Schematics. Chevrolet Avalanche

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2002 🢒 Avalanche - 2WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 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 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 Splice Pack SP205 RTD, RDO AMP, CRANK, and IGN 0 Fuses IGN 1, SEO IGN, and AIR BAG Fuses IGN 1, SEO IGN, and AIR BAG Fuses Indicators and Serial Data G103, G105, and G106
Figure 2:	Engine Data Sensors - Pressure and Temperature Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - MAF and VSS Module Power, Ground, Serial Data and MIL OBD II Symbol Description Notice
Figure 3:	Engine Data Sensors - MAF and VSS Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - HO2S Engine Data Sensors - Pressure and Temperature OBD II Symbol Description Notice O2 B, O2 A, ENG 1, and IGN E Fuses G103, G105, and G106 Gages, VSS, and Engine Oil Signals Vehicle Speed Signal and 4WD Low Signal
Figure 4:	Engine Data Sensors - HO2S Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - Electronic Throttle Controls - APP Sensor 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 - Electronic Throttle Controls - Accelerator Pedal Position Sensor Master Electrical Component List Powertrain Control Module Description Engine Data Sensors - Electronic Throttle Controls - TAC Motor and TP sensor Engine Data Sensors - HO2S OBD II Symbol Description Notice Power, Cruise Control On/Off Switch, Stop Lamp Switch Input, TAC Module, APP Sensor (w/ETC)
Figure 6:	Engine Data Sensors - Electronic Throttle Controls - TAC Motor and TP Sensor Master Electrical Component List Powertrain Control Module Description Ignition Controls - Cylinders 2, 4, 6, and 8 Engine Data Sensors - Electronic Throttle Controls - APP Sensor OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G103, G105, and G106
Figure 7:	Ignition Controls - Cylinders 2, 4, 6, and 8 Master Electrical Component List Powertrain Control Module Description Ignition Controls - Cylinders 1, 3, 5, and 7 Engine Data Sensors - Electronic Throttle Controls - TAC Motor and TP sensor OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G104
Figure 8:	Ignition Controls - Cylinders 1, 3, 5, and 7 Master Electrical Component List Powertrain Control Module Description Ignition Controls - Sensors Ignition Controls - Cylinders 2, 4, 6, and 8 OBD II Symbol Description Notice ECM 1, ETC, INJ A and INJ B Fuses G103, G105, and G106
Figure 9:	Ignition Controls - Sensors Master Electrical Component List Powertrain Control Module Description Fuel Controls - Fuel Pump Controls Ignition Controls - Cylinders 1, 3, 5, and 7 OBD II Symbol Description Notice Gages, VSS, and Engine Oil Signals
Figure 10:	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 AIR, RADIO, ECM B, FRT HVAC, and CIGAR Fuses O2 B, O2 A, ENG 1, and IGN E Fuses O2 B, O2 A, ENG 1, and IGN E Fuses G103, G105, and G106 Fuel Gauge and Fuel Pump and Sender Assembly
Figure 11:	Fuel Controls - Fuel Injectors Master Electrical Component List Powertrain Control Module Description Fuel Controls - EVAP Controls and EGR 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 12:	Fuel Controls - EVAP Controls and EGR Master Electrical Component List Powertrain Control Module Description Controlled/Monitored Subsystem References Fuel Controls - Fuel Injectors 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 O2 B, O2 A, ENG 1, and IGN E Fuses
Figure 13:	Controlled/Monitored Subsystem References Master Electrical Component List Powertrain Control Module Description Transmission Controls A/T Fuel Controls - EVAP Controls and EGR OBD II Symbol Description Notice A/C Compressor Controls A/C Compressor Controls Air Delivery Controls - Primary, Recirculation Actuator Power, Ground, Data Link Connector (DLC) 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 14:	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 Tow/Haul and PNP Switch Inputs Switch Inputs Switch Inputs Valve Controls and Brake Switch