Wiring Systems and Power Management - Component Locator - Powertrain Component Views

Scheme 9

Scheme 9: Oxygen Sensors (LC8, L20, or L96)

Items
1: X128 (L20, L96 or LC8)
2: B52E Heated Oxygen Sensor - Bank 2 Sensor 1 (LU3, L20, LMF, L96 or LC8)
3: B52D Heated Oxygen Sensor - Bank 1 Sensor 2 (LU3, L20, LMF, L96 or LC8)
4: B52F Heated Oxygen Sensor - Bank 2 Sensor 2 (LU3, L20, LMF, L96 or LC8)
5: B52C Heated Oxygen Sensor - Bank 1 Sensor 1 (LU3, L20, LMF, L96 or LC8)

Scheme 10

Scheme 10: Lower Right of the Engine (LU3)

Items
1: B68A Knock Sensor 1

Scheme 11

Scheme 11: Upper Engine (LGH)

Items
1: B75B Mass Air Flow/Intake Air Temperature Sensor
2: Q38 Throttle Body (LU3, L20, LMF, L96 or LC8)
3: Q20 Intake Air Flow Valve
4: E24 Intake Air Heater (LGH)
5: B74 Manifold Absolute Pressure Sensor
6: Q41 Turbocharger Vane Position Control Solenoid Valve (LGH)
7: B112 Turbocharger Vane Position Sensor (LGH)
9: X111
10: X110 (LGH)

Scheme 12

Scheme 12: Right Side of the Engine (LU3)

Items
1: Q7 Fuel Injector Fuel Meter Body (LU3)
2: G13 Generator
3: K35 Ignition Coil Module (LU3)
4: Q12 Evaporative Emission Purge Solenoid Valve (LU3, L20, LMF, L96 or LC8)
5: B74 Manifold Absolute Pressure Sensor

Scheme 13

Scheme 13: Engine Components (LGH)

Items
1: B75B Mass Air Flow/Intake Air Temperature Sensor
2: K20 Engine Control Module (ECM)
3: B1 A/C Refrigerant Pressure Sensor (C60)
4: P13 Horn Assembly
5: X50A Fuse Block - Underhood

Scheme 14

Scheme 14: Front of the Engine Components (LC8, LMF, L20, or L96)

Items
1: Q38 Throttle Body (LU3, L20, LMF, L96 or LC8)
2: B74 Manifold Absolute Pressure Sensor
3: Q12 Evaporative Emission Purge Solenoid Valve (LU3, L20, LMF, L96 or LC8)
4: B68B Knock Sensor 2
5: B34 Engine Coolant Temperature Sensor
6: B23 Camshaft Position Sensor
7: G13 Generator

Scheme 15

Scheme 15: Left Front of Engine Components (LGH)

Items
1: Q20 Intake Air Flow Valve
2: E24 Intake Air Heater (LGH)
3: Q2 A/C Compressor Clutch
4: Q14 Exhaust Gas Recirculation Valve (LGH)
5: B112 Turbocharger Vane Position Sensor (LGH)
6: B193A Charge Air Cooler Inlet Temperature Sensor (LGH)
7: B130A Exhaust Gas Recirculation Temperature Sensor 1 (LGH)
8: B215 Fuel Filter Pressure Switch (LGH)
9: B195A Nitrogen Oxides Sensor 1 (LGH)
10: B48B Fuel Temperature Sensor 2 (LGH)
11: B47B Fuel Rail Pressure Sensor
12: K34 Glow Plug Control Module (LGH)
13: Q17H Fuel Injector 8
14: Q17F Fuel Injector 6
15: E12H Glow Plug 8 (LGH)
16: E12F Glow Plug 6 (LGH)
17: Q17D Fuel Injector 4
18: E12D Glow Plug 4 (LGH)
19: B37B Engine Oil Pressure Sensor
20: B35 Engine Oil Level Switch (LGH)
21: E12B Glow Plug 2 (LGH)
22: Q17B Fuel Injector 2
23: G13 Generator

Scheme 16

Scheme 16: Right Side of the Engine Components (LC8, LMF, L20, or L96)

Items
1: T8H Ignition Coil 8 (L20, LMF, L96 or LC8)
2: T8F Ignition Coil 6 (L20, LMF, L96 or LC8)
3: T8D Ignition Coil 4 (L20, LMF, L96 or LC8)
4: B74 Manifold Absolute Pressure Sensor
5: Q38 Throttle Body (LU3, L20, LMF, L96 or LC8)
6: T8B Ignition Coil 2 (L20, LMF, L96 or LC8)
7: B68A Knock Sensor 1
8: B26 Crankshaft Position Sensor
9: M64 Starter Motor
10: B37B Engine Oil Pressure Sensor

Scheme 17

Scheme 17: Rear of the Engine (LU3 or LMF)

Items
1: B52C Heated Oxygen Sensor - Bank 1 Sensor 1 (LU3, L20, LMF, L96 or LC8)
2: B52E Heated Oxygen Sensor - Bank 2 Sensor 1 (LU3, L20, LMF, L96 or LC8)
3: B52F Heated Oxygen Sensor - Bank 2 Sensor 2 (LU3, L20, LMF, L96 or LC8)
4: B52D Heated Oxygen Sensor - Bank 1 Sensor 2 (LU3, L20, LMF, L96 or LC8)
5: B81 Park/Neutral Position Switch (M30)

Scheme 18

Scheme 18: Automatic Transmission Internal Electronic Components (MYD)

Callout	Component Name
1	Control Solenoid Valve Assembly
2	Automatic Transmission Input and Output Speed Sensors Assembly
3	Automatic Transmission Internal Mode Switch (IMS)

Scheme 19

Scheme 19: Left Rear of the Engine (LU3)

Items
1: B34 Engine Coolant Temperature Sensor

Scheme 20

Scheme 20: Right Side of the Engine (LC8, LMF, L20, or L96)

Items
1: B26 Crankshaft Position Sensor
2: Q2 A/C Compressor Clutch
3: M64 Starter Motor

Scheme 21

Scheme 21: Lower Right of the Engine (LC8, LMF, L20, or L96)

Items
1: B68A Knock Sensor 1

Scheme 22

Scheme 22: Upper Right Side of the Engine (LC8, LMF, L20, or L96)

Items
1: Q17H Fuel Injector 8
2: Q17F Fuel Injector 6
3: Q17D Fuel Injector 4
4: Q17B Fuel Injector 2
5: T8B Ignition Coil 2 (L20, LMF, L96 or LC8)
6: T8D Ignition Coil 4 (L20, LMF, L96 or LC8)
7: T8F Ignition Coil 6 (L20, LMF, L96 or LC8)
8: X127 (L20, LMF, L96 or LC8)
9: T8H Ignition Coil 8 (L20, LMF, L96 or LC8)

Scheme 23

Scheme 23: Front of the Engine (LU3)

Items
1: G13 Generator
2: Q2 A/C Compressor Clutch
3: B26 Crankshaft Position Sensor

Scheme 24

Scheme 24: Upper Left Side of the Engine (LC8, LMF, L20, or L96)

Callout	Component Name
1	Fuel Injector 1 Connector
2	Fuel Injector 3 Connector
3	Fuel Injector 5 Connector
4	J101
5	J102
6	Fuel Injector 7 Connector
7	Ignition Coil 7 Connector
8	Ignition Coil 5 Connector
9	X126
10	Ignition Coil 3 Connector
11	Engine Coolant Temperature (ECT) Sensor Connector
12	Ignition Coil 1 Connector

Scheme 25

Scheme 25: Right Front of Engine Components (LGH)

Items
1: Q17G Fuel Injector 7
2: Q17E Fuel Injector 5
3: Q67 Exhaust Aftertreatment Fuel Injector (LGH)
4: B131A Exhaust Temperature Sensor 1 (LGH)
5: Q17A Fuel Injector 1
6: Q41 Turbocharger Vane Position Control Solenoid Valve (LGH)
7: B130B Exhaust Gas Recirculation Temperature Sensor 2 (LGH)
8: G13 Generator
9: B74 Manifold Absolute Pressure Sensor
10: B23 Camshaft Position Sensor
11: B26 Crankshaft Position Sensor
12: E12A Glow Plug 1 (LGH)
13: E12C Glow Plug 3 (LGH)
14: M64 Starter Motor
15: E12E Glow Plug 5 (LGH)
16: E12G Glow Plug 7 (LGH)
17: Q17C Fuel Injector 3

Scheme 26

Scheme 26: Top Rear of the Engine (LGH)

Items
1: B47B Fuel Rail Pressure Sensor
2: X112 (LGH)

Scheme 27

Scheme 27: Automatic Transmission Internal Electronic Components (M30)

Items
1: Q39A Torque Converter Clutch Pressure Control Solenoid Valve (M30)
2: B14C Transmission Input Shaft Speed Sensor (M30)
3: B14A Transmission Output Shaft Speed Sensor (M30)
4: Q1B 2-3 Shift Solenoid Valve (M30)
5: Q1A 1-2 Shift Solenoid Valve (M30)
6: B13 Transmission Fluid Temperature Sensor (M30)
7: Q27 Pressure Control Solenoid Valve (M30)
8: Q39A Torque Converter Clutch Pressure Control Solenoid Valve (M30)

Scheme 28

Scheme 28: Left Front Side of the Engine Components (LC8, LMF, L20, or L96)

Items
1: Q6 Camshaft Position Actuator Solenoid Valve (L96 or LC8)
2: B23 Camshaft Position Sensor

Scheme 29

Scheme 29: Top of the Engine (LC8, LMF, L20, or L96)

Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor Connector
2	J102
3	J101
4	Evaporative Emission (EVAP) Canister Purge Solenoid Valve
5	Throttle Body

Scheme 30

Scheme 30: Top of the Engine Components (LGH)

Items
1: Q18A Fuel Pressure Regulator 1 (LGH)
2: B34 Engine Coolant Temperature Sensor
3: B48A Fuel Temperature Sensor 1 (LGH)
4: Q18B Fuel Pressure Regulator 2 (LGH)

Wiring Systems and Power Management - Component Locator - Powertrain Component Views Chevrolet Express G3500