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{{More citations needed|date=November 2018}}
[[Image:QG18DE.jpg|right|thumb|QG18DE engine at the Nissan Engine Museum]]
{{Infobox automobile engine
The '''QG''' engine is a 1.3 L, 1.5 L, 1.6 L, and 1.8 L [[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 fuel injection|direct injection]].
|name=Nissan QG engine
|image=QG18DE.jpg
|caption=QG18DE engine at the [[Nissan Engine Museum]]
|manufacturer=[[Nissan Machinery]] ([[Aichi Kikai]])
|configuration=[[Straight-4]]
|valvetrain=[[DOHC]] [[Multi-valve#Four valves|4 valves x cyl.]] with [[Variable valve timing|VVT]]
|fueltype=[[Petrol engine|Gasoline]]<br/>[[Natural gas vehicle|Natural gas]] (in QG18DEN)
|fuelsystem=[[Electronic fuel injection]]<br/>[[Multi-port fuel injection|MPFI]] (in QG18DE)<br/>[[Fuel injection#Direct injection systems|Direct injection]] (optional in ''NEO Di'')
|coolingsystem=[[Radiator (engine cooling)|Water-cooled]]
|redline=6500
|compression=9.5:1
|block=Cast-iron
|head=Aluminum
|displacement={{convert|1295-1769|cc|L|1|abbr=on|disp=flip}}
|bore={{Convert|71|mm|abbr=on}}<br/>{{convert|73.6|mm|in|abbr=on}}<br/>{{convert|76|mm|in|2|abbr=on}}<br/>{{convert|80|mm|in|2|abbr=on}}
|stroke= {{Convert|81.8|mm|2|abbr=on}}<br/>{{convert|88|mm|in|2|abbr=on}}
|power={{convert|87-130|hp|0|abbr=on}}
|torque={{Convert|130-174|Nm|lbft|0|abbr=on}}
| predecessor = [[Nissan GA engine]]
}}
The '''QG''' engine is a {{convert|1295|cc|L|1|abbr=on|disp=flip}}, {{convert|1497|cc|L|1|abbr=on|disp=flip}}, {{convert|1597|cc|L|1|abbr=on|disp=flip}} and {{convert|1769|cc|L|1|abbr=on|disp=flip}} [[straight-4]] [[piston engine]] from [[Nissan]]. It is a [[lean-burn]] aluminum [[DOHC]] 4-valve design with [[variable valve timing]] and optional ''NEO Di'' [[Fuel injection#Direct injection systems|direct injection]].


The QG engines were designed by Nissan's [[Aichi Kikai]] division <ref>http://www.aichikikai.co.jp/english/index.html Aichi Machine Industry</ref> in [[Japan]].
The QG engines were designed by Nissan's [[Aichi Kikai]] division <ref>{{cite web |url=http://www.aichikikai.co.jp/english/index.html |title=Archived copy |access-date=2007-12-01 |url-status=dead |archive-url=https://web.archive.org/web/20020601122512/http://www.aichikikai.co.jp/english/index.html |archive-date=2002-06-01 }} Aichi Machine Industry</ref> in [[Japan]].


Nissan websites state the QG as standing for "Quality and Green".<ref>[http://nissan.com.my/vehicles/sentra/performance.html ] {{webarchive |url=https://web.archive.org/web/20081010201126/http://nissan.com.my/vehicles/sentra/performance.html |date=October 10, 2008 }}</ref>
Nissan websites state the QG as standing for "Quality and Green".<ref>[http://nissan.com.my/vehicles/sentra/performance.html ] {{webarchive |url=https://web.archive.org/web/20081010201126/http://nissan.com.my/vehicles/sentra/performance.html |date=October 10, 2008 }}</ref>


==QG13DE==
==QG13DE==
The QG13DE is an 1.3 L (1295&nbsp;cc) DOHC 16-valve with 4-cylinder. It produces {{convert|87|hp|abbr=on}} at 6000&nbsp;rpm and {{Convert|130|Nm|lb·ft|abbr=on}} at 4400&nbsp;rpm.
The QG13DE is a {{convert|1295|cc|L|1|abbr=on|disp=flip}} DOHC 16-valve with 4-cylinder. It produces {{convert|87|hp|0|abbr=on}} at 6000&nbsp;rpm and {{Convert|130|Nm|lbft|0|abbr=on}} at 4400&nbsp;rpm.
Bore = 71&nbsp;mm; Stroke = 81&nbsp;mm
Bore x Stroke= {{Convert|71x81.8|mm|2|abbr=on}}


It is used in the following vehicles:
It is used in the following vehicles:
* 1999- [[Nissan Wingroad#Y11|Nissan Wingroad/ADVAN]] Y11 Series
* 1999-2006 [[Nissan AD#Y11|Nissan Wingroad/ADVAN]] (Y11)
* 2000- [[Nissan Sunny]]
* 1998-2004 [[Nissan Sunny#B15 (1998–2004)|Nissan Sunny]] (B15)
* 2005- [[Nissan Sentra]] N16 series for low-end models (Philippines)
* 2005-2012 [[Nissan Sylphy#First generation (G10/N16; 2000)|Nissan Sentra]] N16 series for low-end models (Philippines)


==QG15DE==
==QG15DE==
Water-cooled straight 4 [[cylinder (engine)|cylinder]] engine with 1.5&nbsp;L (1497&nbsp;cc) cubic capacity and DOHC control. Bore and stroke are {{convert|73.6|mm|in|abbr=on}} and {{convert|88|mm|in|abbr=on}}. Output is {{convert|109|hp|abbr=on}} at 6000&nbsp;rpm and {{Convert|143|Nm|lb·ft|abbr=on}} at 4400&nbsp;rpm and later {{convert|105|hp|abbr=on}} at 6000&nbsp;rpm.
Water-cooled straight 4 [[cylinder (engine)|cylinder]] engine with {{convert|1497|cc|L|1|abbr=on|disp=flip}} capacity and DOHC control. Bore and stroke are {{convert|73.6x88|mm|in|2|abbr=on}}. Output is {{convert|90|hp|0|abbr=on}} at 5600&nbsp;rpm and {{Convert|128|Nm|lbft|0|abbr=on}} at 2800&nbsp;rpm and later {{convert|105|hp|0|abbr=on}} at 6000&nbsp;rpm and {{Convert|143|Nm|lbft|0|abbr=on}} at 4400&nbsp;rpm.


This engine is used in:
This engine is used in:
* Nissan vehicles
* 1999-2004 [[Nissan Sunny]] (B15)
* 1999-2008 Nissan Wingroad/AD (Y11)
* [[Samsung SM3]]
* 2002-2009 [[Samsung SM3]] (G10)
* [[Nissan Tiida]]

Power outputs for N16 Almera:
Power outputs for N16 Almera:
* '00-'03: 90ps <!-- contradicts text above -->
* '00-'02: 90ps <!-- contradicts text above -->
* '03-'06: 98ps
* '02-'06: 98ps


==QG16DE==
==QG16DE==
The QG16DE is an 1.6&nbsp;L (1597&nbsp;cc) straight 4-cylinder engine with [[DOHC|Double Over Head Camshafts]] with 16 valves. The cylinder head also features [[N-VCT|Nissan Variable Cam Timing]] (N-VCT) 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 {{Convert|88|kW|hp|0|abbr=on}}@6000&nbsp;rpm and {{convert|165|Nm|lbft|0|abbr=on}}@4000&nbsp;rpm. Bore and stroke is {{convert|76|mm|in|abbr=on}} and {{convert|88|mm|in|abbr=on}}.
The QG16DE is a {{convert|1597|cc|L|1|abbr=on|disp=flip}} straight 4-cylinder engine with [[DOHC|double over head camshafts]] with 16 valves. The cylinder head also features [[N-VCT|Nissan Variable Cam Timing]] (N-VCT) 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 {{Convert|88|kW|hp|0|abbr=on}} at 6000&nbsp;rpm and {{convert|165|Nm|lbft|0|abbr=on}} at 4000&nbsp;rpm. Bore and stroke is {{convert|76x88|mm|in|2|abbr=on}}.


Specifications
Specifications


* [[Engine displacement|Displacement]] - 1.6 [[liters]] (1597&nbsp;cc)
* [[Engine displacement|Displacement]] - {{convert|1597|cc|L|1|abbr=on|disp=flip}}
* [[cylinder head|Layout]] - [[DOHC]] Inline-4 (Straight-4) with [[N-VCT|Nissan Variable Cam Timing]]
* [[cylinder head|Layout]] - [[DOHC]] Inline-4 (Straight-4) with [[N-VCT|Nissan Variable Cam Timing]]
* [[Valves]] - 16, 4 for each cylinder
* [[Valves]] - 16, 4 for each cylinder
* [[Power (physics)|Power]] - {{Convert|118|hp|kW|0|abbr=on}} @ 6000&nbsp;rpm
* [[Power (physics)|Power]] - {{Convert|118|hp|kW|0|abbr=on}} at 6000&nbsp;rpm
* [[Torque]] - {{convert|122|lbft|Nm|0|abbr=on}} @ 4000&nbsp;rpm
* [[Torque]] - {{convert|122|lbft|Nm|0|abbr=on}} at 4000&nbsp;rpm
* [[Redline]] - 6500 rpm
* [[Redline]] - 6500&nbsp;rpm
* [[Intake manifold|Fuel Delivery System]] - [[Electronic fuel injection]] (EFI)
* [[Intake manifold|Fuel Delivery System]] - [[Electronic fuel injection]] (EFI)
* [[Ignition system]] - 4 [[Ignition coil|coils]], 1 for each cylinder
* [[Ignition system]] - 4 [[Ignition coil|coils]], 1 for each cylinder
* [[Fuel]] [[Compression Ratio]] - 9.5:1
* [[Fuel]] [[Compression Ratio]] - 9.5:1
It is used in the following vehicles:
It is used in the following vehicles:
* [[Nissan Sunny]] [[Neo VVL|NEO]] with 5-speed manual or 4-speed automatic transmission
* [[Nissan Sunny]] [[Neo VVL|NEO]] with 5-speed manual or 4-speed [[automatic transmission]]
* [[Nissan Sunny]] N16 series sold in Sri Lanka
* [[Nissan Sunny]] N16 series sold in Sri Lanka
* [[Nissan Primera]] (P11.144) 2000-2002
* [[Nissan Primera]] (P12) edition sold in various countries across Europe
* [[Nissan Primera]] (P12) edition sold in various countries across Europe
* [[Nissan Sentra]] N16 series in the Philippines and the N16 series [[Nissan Pulsar|Pulsar]] sold in Australia and New Zealand
* [[Nissan Sentra]] N16 series in the Philippines and the N16 series [[Nissan Pulsar|Pulsar]] sold in Australia and New Zealand
* [[Renault Samsung SM3|Renault Scala]] sold in Mexico
* [[Renault Samsung SM3|Renault Scala]] sold in Mexico and Colombia
* [[Nissan Almera]] sold in South Africa
* [[Nissan Almera]] sold in South Africa


==QG18DD==
==QG18DD==
The 1.8&nbsp;L '''QG18DD''' produces {{convert|130|hp|abbr=on}} at 6000&nbsp;rpm and {{Convert|174|Nm|lb·ft|abbr=on}} at 2800&nbsp;rpm.
The 1.8&nbsp;L direct-injection '''QG18DD''' produces {{convert|130|hp|0|abbr=on}} at 6000&nbsp;rpm and {{Convert|174|Nm|lbft|0|abbr=on}} at 2800&nbsp;rpm.


It is used in the following vehicles:
It is used in the following vehicles:
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==QG18DE==
==QG18DE==
The 1.8&nbsp;L (1769&nbsp;cc) '''QG18DE''' was designed for Nissan by [http://www.aichikikai.co.jp/english/index.html Aichi Machine Industry], [[Japan]]. It is manufactured both in [[Japan]] and the [[Mexico|Mexican]] city of [[Aguascalientes, Aguascalientes|Aguascalientes]]. Bore is {{convert|80|mm|in|abbr=on}} and stroke is {{convert|88|mm|in|abbr=on}}. 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 MPI [[fuel injection]], forged-steel connecting rods, two single-piece cast camshafts and a cast-aluminum intake manifold. It also features [[N-VCT]] (Nissan's Valve Timing Control technology). This engine received the [[RJC Car of the Year|RJC Technology of The Year Award]] of 2001.<ref>Nissan press release, November 20, 2000: http://www.nissan-global.com/GCC/Japan/NEWS/20001120_10e.html</ref>
The {{convert|1769|cc|L|1|abbr=on|disp=flip}} '''QG18DE''' was designed for Nissan by [https://web.archive.org/web/20020601122512/http://www.aichikikai.co.jp/english/index.html Aichi Machine Industry], [[Japan]]. It is manufactured both in [[Japan]] and the [[Mexico|Mexican]] city of [[Aguascalientes, Aguascalientes|Aguascalientes]]. Bore and stroke is {{convert|80x88|mm|in|2|abbr=on}}. 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 rod]]s, two single-piece cast camshafts and a cast-aluminum intake manifold. It also features [[N-VCT]] (Nissan's Valve Timing Control technology). This engine received the [[RJC Car of the Year|RJC Technology of The Year Award]] of 2001.<ref>Nissan press release, November 20, 2000: http://www.nissan-global.com/GCC/Japan/NEWS/20001120_10e.html {{Webarchive|url=https://web.archive.org/web/20131029203342/http://www.nissan-global.com/GCC/Japan/NEWS/20001120_10e.html |date=2013-10-29 }}</ref>


Specifications
Specifications
* [[Engine displacement|Displacement]] - 1.8 [[liters]] (1769&nbsp;cc)
* [[Engine displacement|Displacement]] - {{convert|1769|cc|L|1|abbr=on|disp=flip}}
* Layout - DOHC Inline-4 (Straight-4) with [[Variable valve timing|VVT]] tech (called NVTC).
* Layout - DOHC Inline-4 (Straight-4) with [[Variable valve timing|VVT]] tech (called NVTC).
* [[Valves]] - 16, 4 for each cylinder
* [[Valves]] - 16, 4 for each cylinder
* [[Power (physics)|Power]] - {{Convert|115|hp|kW|0|abbr=on}} to {{Convert|125|hp|kW|0|abbr=on}} @ 5600&nbsp;rpm
* [[Power (physics)|Power]] - {{Convert|115|hp|kW|0|abbr=on}} to {{Convert|128|hp|kW|0|abbr=on}} at 6000&nbsp;rpm
* [[Torque]] - {{convert|116|lbft|Nm|0|abbr=on}} to {{convert|122|lbft|Nm|0|abbr=on}} @ 4400&nbsp;rpm
* [[Torque]] - {{convert|122|lbft|Nm|0|abbr=on}} to {{convert|130|lbft|Nm|0|abbr=on}} at 2800&nbsp;rpm
* [[Redline]] - 6500 rpm
* [[Redline]] - 6500&nbsp;rpm
* Fuel Delivery System - [[electronic fuel injection]]
* Fuel Delivery System - [[electronic fuel injection]]
* Fuel compression ratio - 9.5:1
* Fuel compression ratio - 9.5:1
Emissions Control Devices
Emissions Control Devices
* OBDII - On-board Diagnostic System (codes can be read/erased by a variety of readers, e.g. Actron blaZt). Nissan Pulsar N16 Models without EuroOBD in Australia do not have OBDII.
* OBDII - On-board Diagnostic System (codes can be read/erased by a variety of readers, e.g. {{Proper name|Actron blaZt}}). Nissan Pulsar N16 Models without EuroOBD in Australia do not have OBDII.
* EGR - Exhaust Gas Recirculation
* EGR - Exhaust Gas Recirculation
* HO2S - (4) Oxygen Sensors (2 before exhaust catalyst, 2 after) - note a series 2 1.8l has only 2 O2 sensors: 1 pre-catalytic-converter and 1 downstream from it.
* HO2S - (4) Oxygen Sensors (2 before exhaust catalyst, 2 after) - note a series 2 1.8l has only 2 O2 sensors: 1 pre-catalytic-converter and 1 downstream from it.
* TWC - Three Way Catalyst (2 in exhaust manifold, 1 under car).
* TWC - Three Way Catalyst (2 in exhaust manifold, 1 under car).
* EVAP - Charcoal Evaporative Purge Canister.
* EVAP - Charcoal Evaporative Purge Canister.
* Ignition Timing: 9 degrees BTDC (can be altered +/- 2 degrees using CONSULT-II handheld diagnostic tester, e.g. blaZt).
* Ignition Timing: 9 degrees BTDC (can be altered +/- 2 degrees using CONSULT-II handheld diagnostic tester, e.g. {{Proper name|blaZt}}).
* Knock Sensor - located on engine block; retards timing if pinging/detonation is detected.
* Knock Sensor - located on engine block; retards timing if pinging/detonation is detected.
* Heated Throttle Body - heated by engine coolant.
* Heated Throttle Body - heated by engine coolant.
Line 79: Line 102:
* 2000-2006 [[Nissan Sentra]] B15 and N16
* 2000-2006 [[Nissan Sentra]] B15 and N16
* 2000-2005 [[Nissan Pulsar]] N16
* 2000-2005 [[Nissan Pulsar]] N16
* 1998-2002 [[Nissan Primera]] P11
* 1999-2002 [[Nissan Primera]] P11.144
* 2002-2007 [[Nissan Primera]] P12
* 2002-2007 [[Nissan Primera]] P12
* 2000-2006 [[Nissan Almera]] N16
* 2000-2006 [[Nissan Almera]] N16
Line 87: Line 110:
* 1998-2006 [[Nissan Avenir]]
* 1998-2006 [[Nissan Avenir]]
* 1999-2005 [[Nissan Wingroad|Nissan Wingroad/AD van]] Y11
* 1999-2005 [[Nissan Wingroad|Nissan Wingroad/AD van]] Y11
* 1999-2005 [[Nissan Bluebird Sylphy]] G10
* 1999-2005 [[Nissan Bluebird Sylphy]] G10
* 1998-2004 [[Nissan Sunny]] B15


==QG18DEN==
==QG18DEN==
The QG18DEN is the natural gas version of the QG18DE. It produces {{convert|105|hp|abbr=on}} @ 5600&nbsp;rpm and {{Convert|149|Nm|lb·ft|abbr=on}} @ 2800&nbsp;rpm. Bore and Stroke are {{convert|80|mm|in|abbr=on}} and {{convert|88|mm|in|abbr=on}}. It was used in the [[Nissan Wingroad|Nissan AD]] van from 2000 to 2008.
The QG18DEN is the natural gas version of the QG18DE. It produces {{convert|105|hp|0|abbr=on}} at 5600&nbsp;rpm and {{Convert|149|Nm|lbft|0|abbr=on}} at 2800&nbsp;rpm. Bore and Stroke are {{convert|80x88|mm|in|2|abbr=on}}. It was used in the [[Nissan Wingroad|Nissan AD]] van from 2000 to 2008.


==See also==
==See also==
Line 100: Line 124:


[[Category:Nissan engines|QG]]
[[Category:Nissan engines|QG]]
[[Category:Straight-four engines]]
[[Category:Gasoline engines by model]]

Latest revision as of 05:20, 4 May 2024

Nissan QG engine
QG18DE engine at the Nissan Engine Museum
Overview
ManufacturerNissan Machinery (Aichi Kikai)
Layout
ConfigurationStraight-4
Displacement1.3–1.8 L (1,295–1,769 cc)
Cylinder bore71 mm (2.8 in)
73.6 mm (2.90 in)
76 mm (2.99 in)
80 mm (3.15 in)
Piston stroke81.8 mm (3.22 in)
88 mm (3.46 in)
Cylinder block materialCast-iron
Cylinder head materialAluminum
ValvetrainDOHC 4 valves x cyl. with VVT
Compression ratio9.5:1
RPM range
Max. engine speed6500
Combustion
Fuel systemElectronic fuel injection
MPFI (in QG18DE)
Direct injection (optional in NEO Di)
Fuel typeGasoline
Natural gas (in QG18DEN)
Cooling systemWater-cooled
Output
Power output87–130 hp (65–97 kW)
Torque output130–174 N⋅m (96–128 lb⋅ft)
Chronology
PredecessorNissan GA engine

The QG engine is a 1.3 L (1,295 cc), 1.5 L (1,497 cc), 1.6 L (1,597 cc) and 1.8 L (1,769 cc) 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 [1] in Japan.

Nissan websites state the QG as standing for "Quality and Green".[2]

QG13DE

[edit]

The QG13DE is a 1.3 L (1,295 cc) DOHC 16-valve with 4-cylinder. It produces 87 hp (65 kW) at 6000 rpm and 130 N⋅m (96 lb⋅ft) at 4400 rpm. Bore x Stroke= 71 mm × 81.8 mm (2.80 in × 3.22 in)

It is used in the following vehicles:

QG15DE

[edit]

Water-cooled straight 4 cylinder engine with 1.5 L (1,497 cc) capacity and DOHC control. Bore and stroke are 73.6 mm × 88 mm (2.90 in × 3.46 in). Output is 90 hp (67 kW) at 5600 rpm and 128 N⋅m (94 lb⋅ft) at 2800 rpm and later 105 hp (78 kW) at 6000 rpm and 143 N⋅m (105 lb⋅ft) at 4400 rpm.

This engine is used in:

Power outputs for N16 Almera:

  • '00-'02: 90ps
  • '02-'06: 98ps

QG16DE

[edit]

The QG16DE is a 1.6 L (1,597 cc) straight 4-cylinder engine with double over head camshafts with 16 valves. The cylinder head also features Nissan Variable Cam Timing (N-VCT) 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 88 kW (118 hp) at 6000 rpm and 165 N⋅m (122 lb⋅ft) at 4000 rpm. Bore and stroke is 76 mm × 88 mm (2.99 in × 3.46 in).

Specifications

It is used in the following vehicles:

QG18DD

[edit]

The 1.8 L direct-injection QG18DD produces 130 hp (97 kW) at 6000 rpm and 174 N⋅m (128 lb⋅ft) at 2800 rpm.

It is used in the following vehicles:

QG18DE

[edit]

The 1.8 L (1,769 cc) QG18DE was designed for Nissan by Aichi Machine Industry, Japan. It is manufactured both in Japan and the Mexican city of Aguascalientes. Bore and stroke is 80 mm × 88 mm (3.15 in × 3.46 in). 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 (Nissan's Valve Timing Control technology). This engine received the RJC Technology of The Year Award of 2001.[3]

Specifications

  • Displacement - 1.8 L (1,769 cc)
  • Layout - DOHC Inline-4 (Straight-4) with VVT tech (called NVTC).
  • Valves - 16, 4 for each cylinder
  • Power - 115 hp (86 kW) to 128 hp (95 kW) at 6000 rpm
  • Torque - 122 lb⋅ft (165 N⋅m) to 130 lb⋅ft (176 N⋅m) at 2800 rpm
  • Redline - 6500 rpm
  • Fuel Delivery System - electronic fuel injection
  • Fuel compression ratio - 9.5:1

Emissions Control Devices

  • OBDII - On-board Diagnostic System (codes can be read/erased by a variety of readers, e.g. Actron blaZt). Nissan Pulsar N16 Models without EuroOBD in Australia do not have OBDII.
  • EGR - Exhaust Gas Recirculation
  • HO2S - (4) Oxygen Sensors (2 before exhaust catalyst, 2 after) - note a series 2 1.8l has only 2 O2 sensors: 1 pre-catalytic-converter and 1 downstream from it.
  • TWC - Three Way Catalyst (2 in exhaust manifold, 1 under car).
  • EVAP - Charcoal Evaporative Purge Canister.
  • Ignition Timing: 9 degrees BTDC (can be altered +/- 2 degrees using CONSULT-II handheld diagnostic tester, e.g. blaZt).
  • 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

[edit]

The QG18DEN is the natural gas version of the QG18DE. It produces 105 hp (78 kW) at 5600 rpm and 149 N⋅m (110 lb⋅ft) at 2800 rpm. Bore and Stroke are 80 mm × 88 mm (3.15 in × 3.46 in). It was used in the Nissan AD van from 2000 to 2008.

See also

[edit]

References

[edit]
  1. ^ "Archived copy". Archived from the original on 2002-06-01. Retrieved 2007-12-01.{{cite web}}: CS1 maint: archived copy as title (link) Aichi Machine Industry
  2. ^ [1] Archived October 10, 2008, at the Wayback Machine
  3. ^ Nissan press release, November 20, 2000: http://www.nissan-global.com/GCC/Japan/NEWS/20001120_10e.html Archived 2013-10-29 at the Wayback Machine