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Home >> Infiniti >> 2017 >> QX70 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Basic Inspection And System Description) >> System Description >> Engine Control System >> System Diagram
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System Diagram

GNSJMBIA2007ZZ-007Courtesy of NISSAN NORTH AMERICA, INC.
1. ECM 2. CAN Communication 3. VVEL Control Module
4. EVAP Canister Purge Volume Control Solenoid Valve 5. EVAP Service Port 6. EVAP Canister Vent Control Valve
7. EVAP Control System Pressure Sensor 8. EVAP Canister 9. Battery Current Sensor
10. Battery 11. Fuel Tank Temperature Sensor 12. Fuel Level Sensor
13. Fuel Tank 14. Fuel Pressure Regulator 15. Fuel Pump
16. Three Way Catalyst 2 17. Heated Oxygen Sensor 2 18. Three Way Catalyst 1
19. Engine Oil Temperature Sensor 20. A/F Sensor 1 21. Spark Plug
22. PCV Valve 23. Ignition Coil (With Power Transistor) 24. VVEL Actuator Motor
25. VVEL Control Shaft Position Sensor 26. Intake Valve Timing Control Solenoid Valve 27. Camshaft Position Sensor (PHASE)
28. Fuel Damper 29. Engine Coolant Temperature Sensor 30. Knock Sensor
31. Crankshaft Position Sensor (POS) 32. Muffler 33. Cooling Fan Control Module-1
34. Cooling Fan 35. Air Cleaner 36. Mass Air Flow Sensor (With Intake Air Temperature Sensor)
37. Electric Throttle Control Actuator 38. Throttle Position Sensor 39. Manifold Absolute Pressure (MAP) Sensor
40. Brake Booster Pressure Sensor* 41. MIL 42. Ignition Switch
43. Accelerator Pedal Position Sensor 44. Power Steering Pressure Sensor 45. Refrigerant Pressure Sensor
46. PNP Signal        
*: Not applicable