System Diagram
Diagram 23-1:
A/C Clutch Cycling Pressure Switch
A/C High Pressure Cutout Switch
Battery Junction Box
Brake Pedal Position Switch
Central Junction Box
Fuse 8
Fuse 12
Fuse 22
Powertrain Control Module
Powertrain Control Module Power Diode
Powertrain Control Module Power Relay
Relay Center
Diagram 23-2:
4R70W Transmission
Battery Junction Box
Central Junction Box
Circuit Breaker 17
Cooling Fan
Cooling Fan Low Relay
Fuse 6
Mass Air Flow Sensor
Powertrain Control Module
Transmission Control Switch
Diagram 23-3:
Data Link Connector
Fuel Injector #5
Fuel Injector #6
Fuel Injector #7
Fuel Injector #8
Fuel Tank Assembly
Fuel Tank Pressure Sensor
Idle Air Control Valve
Powertrain Control Module
Diagram 23-4:
EGR Vacuum Regulator Solenoid
EVAP Canister Purge Valve
Fuel Injector #1
Fuel Injector #2
Fuel Injector #3
Fuel Injector #4
Ignition System
Powertrain Control Module
Vehicle Speed Sensor
Diagram 23-5:
Cylinder Head Temperature Sensor
Differential Pressure Feedback EGR Sensor
Left Heated Oxygen Sensor #21
Powertrain Control Module
Right Heated Oxygen Sensor #11
Throttle Position Sensor
4R70W Transmission Controls
Diagram 23-6:
4R70W Transmission
Camshaft Position Sensor
[1][2]Digital Transmission Range Sensor
Instrument Cluster
Intake Air Temperature Sensor
Left Heated Oxygen Sensor #22
Malfunction Indicator Lamp
Output Shaft Speed Sensor
Powertrain Control Module
Right Heated Oxygen Sensor #12
Diagram 23-7:
Battery Junction Box
Fuel Pump Prime Connector
Fuel Pump Relay
Fuel Pump/Sender
Fuel Tank Assembly
Fuse 1
Inertia Fuel Shutoff Switch
Instrument Cluster
Powertrain Control Module
Relay Center
Diagram 23-8:
A/C Wide Open Throttle Cutout Relay
Air Conditioner Heater
Battery Junction Box
Canister Vent Solenoid
Central Junction Box
Cooling Fan
Cooling Fan High Relay
Electronic Automatic Temperature Control
Engine Coolant Temperature Sender
Fuse 13
Fuse 16
High Current Relay Center
Instrument Cluster
Powertrain Control Module
Relay Center