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System - Engine Mechanical & Other

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
SYSTEM - ENGINE MECHANICAL & OTHER

  SYMPTOM
HARD/NO START/RESTART (EXCP. HA) ENGINE STALL HESITATION/SURGING/FLAT SPOT SPARK KNOCK/DETONATION LACK OF POWER/POOR ACCELERATION HIGH IDLE/LOW IDLE ROUGH IDLE/HUNTING IDLING VIBRATION SLOW/NO RETURN TO IDLE OVERHEATS/WATER TEMPERATURE HIGH EXCESSIVE FUEL CONSUMPTION EXCESSIVE OIL CONSUMPTION BATTERY DEAD (UNDER CHARGE)
Warranty symptom code AA AB AC AD AE AF AG AH AJ AK AL AM HA
Fuel Fuel tank 5 5                      
Fuel piping 5 5 5 5 5 5
Vapor lock                        
Valve deposit 5 5 5 5   5 5     5
Poor fuel (Heavy weight gasoline, Low octane)      
Air Air duct   5 5   5   5 5     5    
Air cleaner
Air leakage from air duct (Mass air flow sensor - electric throttle control actuator) 5 5 5 5
Electric throttle control actuator
Air leakage from intake manifold/Collector/Gasket
Cranking Battery 1 1 1   1   1 1     1   1
Generator circuit
Starter circuit 3            
Signal plate 6
Park/neutral position (PNP) switch 4
Engine Cylinder head 5 5 5 5 5   5 5     5    
Cylinder head gasket 4 3  
Cylinder block 6 6 6 6 6 6 6   6 4
Piston
Piston ring
Connecting rod  
Bearing
Crankshaft
Valve mechanism Timing chain 5 5 5 5 5   5 5     5    
Camshaft
Intake valve 3
Exhaust valve
Exhaust Exhaust manifold/Tube/Muffler/Gasket 5 5 5 5 5   5 5     5    
Three way catalyst
Lubrication Oil pan/Oil strainer/Oil pump/Oil filter/Oil gallery/Oil cooler 5 5 5 5 5   5 5     5    
Oil level (Low)/Filthy oil
Cooling Radiator/Hose/Radiator filler cap 5 5 5 5 5   5 5   4 5    
Thermostat 5
Water pump  
Water gallery
Cooling Fan 5
Coolant level (Low)/Contaminated coolant 5
IVIS (Infiniti Vehicle Immobilizer System - NATS) 1 1                      

1 - 6: The numbers refer to the order of inspection.