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Home >> Infiniti >> 2016 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 47 (Engine Control System (Introduction) (Hybrid)) >> System Description >> Component Parts >> Engine Control System >> Component Location
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Component Location

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G09166127Courtesy of NISSAN NORTH AMERICA, INC.
No. Component Function
WHITE-1 Electric throttle control actuator (bank 1) ELECTRIC THROTTLE CONTROL ACTUATOR 
WHITE-2 Mass air flow sensor (with intake air temperature sensor) (bank 1) MASS AIR FLOW SENSOR 
WHITE-3 Mass air flow sensor (bank 2) MASS AIR FLOW SENSOR 
WHITE-4 Electric throttle control actuator (bank 2) ELECTRIC THROTTLE CONTROL ACTUATOR 
WHITE-5 Manifold absolute pressure sensor MANIFOLD ABSOLUTE PRESSURE SENSOR 
WHITE-6 EVAP canister purge volume control solenoid valve EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE 
GNSJSBIA3555ZZ-555Courtesy of NISSAN NORTH AMERICA, INC.
WZ-A Top view of the engine
(View with intake manifold is removed)
WZ-B Around the oil filter (2WD models) WZ-C Around the oil filter (4WD models)
WZ-D Rear view of the engine        
ARROW Engine front        
No. Component Function
WHITE-1 Exhaust valve timing control solenoid valve (bank 1) EXHAUST VALVE TIMING CONTROL POSITION SENSOR 
WHITE-2 Intake valve timing control solenoid valve (bank 1) INTAKE VALVE TIMING CONTROL SOLENOID VALVE 
WHITE-3 Intake valve timing control solenoid valve (bank 2) INTAKE VALVE TIMING CONTROL SOLENOID VALVE 
WHITE-4 Exhaust valve timing control solenoid valve (bank 2) EXHAUST VALVE TIMING CONTROL POSITION SENSOR 
WHITE-5 Fuel injector (No. 2 cylinder) FUEL INJECTOR 
WHITE-6 Ignition coil (with power transistor) and spark plug (No. 2 cylinder) IGNITION COIL 
WHITE-7 Fuel injector (No. 4 cylinder) FUEL INJECTOR 
WHITE-8 Ignition coil (with power transistor) and spark plug (No. 4 cylinder) IGNITION COIL 
WHITE-9 Fuel injector (No. 6 cylinder) FUEL INJECTOR 
WHITE-10 Ignition coil (with power transistor) and spark plug (No. 6 cylinder) IGNITION COIL 
WHITE-11 Fuel injector (No. 5 cylinder) FUEL INJECTOR 
WHITE-12 Ignition coil (with power transistor) and spark plug (No. 5 cylinder) IGNITION COIL 
WHITE-13 Ignition coil (with power transistor) and spark plug (No. 3 cylinder) IGNITION COIL 
WHITE-14 Ignition coil (with power transistor) and spark plug (No. 1 cylinder) IGNITION COIL 
WHITE-15 Fuel injector (No. 3 cylinder) FUEL INJECTOR 
WHITE-16 Fuel injector (No. 1 cylinder) FUEL INJECTOR 
WHITE-17 Knock sensor (bank 1) KNOCK SENSOR 
WHITE-18 Knock sensor (bank 2) KNOCK SENSOR 
WHITE-19 Engine oil temperature sensor ENGINE OIL TEMPERATURE SENSOR 
WHITE-20 Engine oil pressure sensor ENGINE OIL PRESSURE SENSOR 
CIRCLE WHITE-21 Engine coolant temperature sensor ENGINE COOLANT TEMPERATURE SENSOR 
CIRCLE WHITE-22 Camshaft position sensor (PHASE) (bank 2) CAMSHAFT POSITION SENSOR (PHASE) 
CIRCLE WHITE-23 Exhaust valve timing control position sensor (bank 2) EXHAUST VALVE TIMING CONTROL POSITION SENSOR 
CIRCLE WHITE-24 Crankshaft position sensor (POS) CRANKSHAFT POSITION SENSOR (POS) 
CIRCLE WHITE-25 Exhaust valve timing control position sensor (bank 1) EXHAUST VALVE TIMING CONTROL POSITION SENSOR 
CIRCLE WHITE-26 Camshaft position sensor (PHASE) (bank 1) CAMSHAFT POSITION SENSOR (PHASE) 
G08255537Courtesy of NISSAN NORTH AMERICA, INC.
No. Component Function
WHITE-1 A/F sensor 1 (bank 1) AIR FUEL RATIO SENSOR 1 
WHITE-2 A/F sensor 1 (bank 2) AIR FUEL RATIO SENSOR 1 
WHITE-3 Heated oxygen sensor 2 (bank 2) HEATED OXYGEN SENSOR 2 
WHITE-4 Heated oxygen sensor 2 (bank 1) HEATED OXYGEN SENSOR 2 
GNSJSBIA3654ZZ-654Courtesy of NISSAN NORTH AMERICA, INC.
WZ-A Around the radiator WZ-B Fuse and fusible link block WZ-C Around the brake pedal
WZ-D Left side of trunk room WZ-E Right side of main muffler WZ-F Rear seat (lower right)
No. Component Function
WHITE-1 A/C auto amp. ECM transmits/receives signals with A/C auto amp. via CAN communication line to control as follows.
  • Air conditioning cut control
  • Cooling fan control

Refer to REMOVAL AND INSTALLATION for installation.
WHITE-2 IPDM E/R IPDM E/R control the internal relays and the actuators.
When CAN communication with ECM is impossible, IPDM E/R performs fail-safe control.
Refer to REMOVAL AND INSTALLATION for installation.
WHITE-3 ECM ECM 
ECM is located under the air cleaner cover (bank 1) and air cleaner body (bank 1).
WHITE-4 Refrigerant pressure sensor REFRIGERANT PRESSURE SENSOR 
Refer to REMOVAL AND INSTALLATION for installation.
WHITE-5 Combination meter ECM transmits/receives signals with combination meter via CAN communication line to control as follows.
  • Multiport fuel injection system
  • Electric ignition system
  • Cooling fan control
  • Evaporative emission system
  • Fuel filler cap warning system

Refer to REMOVAL AND INSTALLATION for installation.
WHITE-6 HPCM ECM transmits/receives signals with HPCM via CAN communication line to control as follows.
  • Electric ignition system
  • Cooling fan control
  • Evaporative emission system
  • Fuel filler cap warning system

When CAN communication with ECM is impossible, HPCM performs fail-safe control.
Refer to REMOVAL AND INSTALLATION for installation.
WHITE-7 Cooling fan control module COOLING FAN 
WHITE-8 Cooling fan motor - 1 COOLING FAN 
WHITE-9 Cooling fan motor - 2 COOLING FAN 
WHITE-10 Cooling fan relay COOLING FAN 
WHITE-11 Stop lamp switch STOP LAMP SWITCH & BRAKE PEDAL POSITION SWITCH 
WHITE-12 Brake pedal position switch STOP LAMP SWITCH & BRAKE PEDAL POSITION SWITCH 
WHITE-13 Battery current sensor BATTERY CURRENT SENSOR 
WHITE-14 EVAP canister vent control valve EVAP CANISTER VENT CONTROL VALVE 
WHITE-15 EVAP canister EVAP canister stores the generated fuel vapors in the sealed fuel tank to activated charcoals of EVAP canister when the engine is not operating or when refueling to the fuel tank.
WHITE-16 EVAP control system pressure sensor EVAP CONTROL SYSTEM PRESSURE SENSOR 
WHITE-17 Fuel level sensor FUEL LEVEL SENSOR 
WHITE-18 Fuel tank temperature sensor FUEL TANK TEMPERATURE SENSOR 
WHITE-19 Fuel pump FUEL PUMP