Nissan QG engine


The QG engine is a,, and straight-4 piston engine from Nissan. It is a lean-burn aluminum DOHC 4-valve design with variable valve timing and optional NEO Di direct injection.
The QG engines were designed by Nissan's Aichi Kikai division in Japan. Nissan websites state the QG as standing for "Quality and Green".

QG13DE

The QG13DE is a DOHC 16-valve with 4-cylinder. It produces at 6000 rpm and at 4400 rpm in the initial trim.
Bore x Stroke=
It is used in the following vehicles:

QG15DE

Water-cooled straight 4 cylinder engine with capacity and DOHC control. Bore and stroke are. Output is at 5600 rpm and at 2800 rpm in initial, European specifications, and later at 6000 rpm and at 4400 rpm.
This engine is used in:
Power outputs for N16 Almera:
  • '00-'02: 90ps
  • '02-'06: 98ps

QG16DE

The QG16DE is a straight 4-cylinder engine with double over head camshafts with 16 valves. The cylinder head also features Nissan Variable Cam Timing and micro-polished camshafts. A new water pump assembly has been designed for the QG16DE; the design is based on the water pump from the GA16DE, the changes made it more efficient and reliable than its predecessor. The engine produces at 6000 rpm and at 4000 rpm, although a variety of other power figures are shown for other years and in other installations. Bore and stroke is.
Specifications
It is used in the following vehicles:

QG18DD

The 1.8 L direct-injection QG18DD produces at 6000 rpm and at 2800 rpm.
It is used in the following vehicles:

QG18DE

The QG18DE was designed for Nissan by, Japan. It is manufactured both in Japan and the Mexican city of Aguascalientes. Bore and stroke is. The engine is tuned to achieve most of its torque at low revs at the expense of raw power at high revs, making the engine very responsive in day-to-day driving. It has a cast-iron engine block, aluminum DOHC cylinder head, uses Multi-port fuel injection, forged-steel connecting rods, two single-piece cast camshafts and a cast-aluminum intake manifold. It also features N-VCT. This engine received the RJC Technology of The Year Award of 2001.
Specifications
Emissions Control Devices
  • OBDII - On-board Diagnostic System. Nissan Pulsar N16 Models without EuroOBD in Australia do not have OBDII.
  • EGR - Exhaust Gas Recirculation
  • HO2S - Oxygen Sensors - note a series 2 1.8l has only 2 O2 sensors: 1 pre-catalytic-converter and 1 downstream from it.
  • TWC - Three Way Catalyst.
  • EVAP - Charcoal Evaporative Purge Canister.
  • Ignition Timing: 9 degrees BTDC.
  • Knock Sensor - located on engine block; retards timing if pinging/detonation is detected.
  • Heated Throttle Body - heated by engine coolant.
The QG18DE is used in the following vehicles:

QG18DEN

The QG18DEN is the natural gas version of the QG18DE. It produces at 5600 rpm and at 2800 rpm. Bore and stroke are. It was used in the Nissan AD Van from 2000 to 2008.