Nissan Engine VQ40DE Repair Service Manual

Nissan Engine VQ40DE Repair Service Manual

The VQ40DE is a 4.0 L (3,954 cc) longer stroke variant of the VQ35DE. Bore and stroke are 95.5 mm × 92 mm (3.76 in × 3.62 in). Compression ratio is 9.5:1

Improvements include continuously variable valve timing, variable intake system, silent timing chain, hollow and lighter camshafts and friction reduction (micro finished surfaces, moly coated pistons). It is port fuel injected with platinum-tipped spark plugs. It produces 261 to 275 hp (195 to 205 kW; 265 to 279 PS) at 5600 rpm and 281 to 288 lb⋅ft (381 to 390 N⋅m) at 4000 rpm.

Nissan VQ40 engine specs

ManufacturerDecherd Powertrain Plant
Also calledVQ40
Cylinder block alloyAluminum
4 valves per cylinder
Piston stroke, mm (inch)92 (3.62)
Cylinder bore, mm (inch)95.5 (3.76)
Compression ratio9.7
Displacement3954 cc (241.3 cu in)
Power output195 kW (265 HP) at 5,600 rpm
198 kW (269 HP) at 5,600 rpm
Torque output381 Nm (281 lb·ft) at 4,000 rpm
390 Nm (288 lb·ft) at 4,000 rpm
HP per liter67
Fuel typeGasoline
Weight, kg (lbs)
Fuel consumption, L/100 km (mpg)for Pathfinder
-City18.7 (13)
-Highway10.5 (22)
-Combined13.5 (17)
Turbocharger Naturally aspirated
Oil consumption , L/1000 kmup to 0.5
(qt. per miles)(1 qt. per 1200 miles)
Recommended engine oil5W-30
Engine oil capacity, L (qt.)5.1 (5.4)
Oil change interval, km (miles)5,000-10,000
Normal engine operating temperature, °C (F)
Engine lifespan, km (miles)
-Official information
-Real400,000+ (250,000)
Tuning, HP
-Max HP400+
-No life span loss
The engine is installed inNissan Pathfinder
Nissan Xterra
Nissan Frontier
Nissan NV
Suzuki Equator


Nissan Engine VQ40DE Repair Service Manual

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