Engine Controls Schematics. Chevrolet Express 2006

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2006 🢒 Express 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Engine Controls Schematics

Figure 1:	Module Power, Ground, Serial Data, and MIL Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - 5-Volt and Low References OBD II Symbol Description Notice B+ Bus - Underhood Fuse Block - Diesel ABS/VSES, FOH/ECM/TCM BATT, PCM BATT, and TRLR Fuses ABS/VSES, FOH/ECM/TCM BATT, PCM BATT, and TRLR Fuses Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses BRK, CRNK, FRT WPR, HVAC, IGN 1, TBC ACCY and TBC/TCM ACCY Fuses G103, G104, G105, G106, G107, G108, G300, G301, and G305 High Speed GMLAN and Splice Pack SP250 - Diesel Power, Ground, DLC, and Splice Pack SP200
Figure 2:	Engine Data Sensors - 5-Volt and Low References Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Pressure, Temperature, MAF, and High Idle Switch Module Power, Ground, Serial Data, and MIL OBD II Symbol Description Notice
Figure 3:	Engine Data Sensors - Pressure, Temperature, MAF, and High Idle Switch Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - EGR and Turbocharger Controls Engine Data Sensors - 5-Volt and Low References OBD II Symbol Description Notice Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse ENG 1, ENG 2, and SPARE Fuses - 4.3L and 6.6L Ignition Switch - ACCY/RUN/START, RUN, START Bus Bars and IGN A Fuse BRK, CRNK, FRT WPR, HVAC, IGN 1, TBC ACCY and TBC/TCM ACCY Fuses G304
Figure 4:	Engine Data Sensors - EGR and Turbocharger Controls Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Pedal Position and Injector Timing Engine Data Sensors - Pressure, Temperature, MAF, and High Idle Switch OBD II Symbol Description Notice
Figure 5:	Engine Data Sensors - Pedal Position and Injector Timing Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Glow Plug Controls Engine Data Sensors - EGR and Turbocharger Controls OBD II Symbol Description Notice G103, G104, G105, G106, G107, G108, G300, G301, and G305
Figure 6:	Engine Data Sensors - Glow Plug Controls Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - Fuel Pump, Temperature, and Pressure Controls Engine Data Sensors - Pedal Position and Injector Timing OBD II Symbol Description Notice Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses BRK, CRNK, FRT WPR, HVAC, IGN 1, TBC ACCY and TBC/TCM ACCY Fuses B+ Bus - Underhood Fuse Block - Diesel B+ Bus - Underhood Fuse Block - Diesel Indicators BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses High Speed GMLAN and Splice Pack SP250 - Diesel G103, G104, G105, G106, G107, G108, G300, G301, and G305
Figure 7:	Fuel Controls - Fuel Pump, Temperature, and Pressure Controls Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - Fuel Injectors Engine Data Sensors - Glow Plug Controls OBD II Symbol Description Notice B+ Bus - Underhood Fuse Block - Diesel Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse Gages G103, G104, G105, G106, G107, G108, G300, G301, and G305 G102 G400
Figure 8:	Fuel Controls - Fuel Injectors Master Electrical Component List Engine Control Module Description Control Module References Controlled/Monitored Subsystem References Fuel Controls - Fuel Pump, Temperature, and Pressure Controls OBD II Symbol Description Notice Engine Controls Schematic Icons Engine Controls Schematic Icons Engine Controls Schematic Icons Engine Controls Schematic Icons
Figure 9:	Controlled/Monitored Subsystem References Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - Fuel Injectors OBD II Symbol Description Notice Power, Ground, Serial Data, Indicator, and Stop Lamp Switch (w/o JL4) Starting System - Diesel Gages Indicators Charging System - Diesel Stop Lamp Switch Diesel Shift Controls and PNP Switch Pressure Controls, Tow/Haul Switch, Temperature, and Speed Sensors Engine Cooling Compressor Controls (C60) Wheel Speed Sensors and VSS (w/o JL4)