How is air flow measured on a Nissan D21?
And this measurement of the air flow is sent to the D21’s fuel injection computer as an analog DC voltage signal.
When was the Nissan D21 MAF test done?
This MAF test article covers the Nissan D21 Hard Body Pick Up (with a 2.4L 4 Cylinder) for the years: 1990, 1991, 1992, 1993, 1994, and 1995. There are 4 other Nissan MAF sensor test articles: How To Test The Nissan MAF Sensor Frontier, Quest, Pathfinder, and Xterra 3.3L V6 (1999-2004).
Where are the MAF connectors on a Nissan D21?
The mass air flow sensor on your Nissan D21 Pick Up has three wires attached to it. You’ll notice that the photos (in the image viewer) have the MAF connectors lettered A thru’ C (if you look closely at the MAF sensor itself on your D21 Pick Up, you’ll see these letters on it too).
What’s the idle speed on a 1997 Nissan Hardbody?
I have a 1997 Nissan Hardbody with a 2.4-liter engine, manual transmission, A/C, and 89,000 miles. It idles at 1,500 rpm, which doesn’t go down after it’s warm. I checked all the plugs and everything seems to be plugged correctly.
What causes high idle on a Nissan truck?
You can usually figure out what’s causing a high idle problem and estimate the cost before you open your wallet. Often it’s as simple as tracking down a vacuum leak, which is far cheaper than replacing your car’s engine control unit (ECU). This question came from a reader who owns a 1997 Nissan pickup truck.
What should I do if my Nissan truck has a vacuum leak?
Often it’s as simple as tracking down a vacuum leak, which is far cheaper than replacing your car’s engine control unit (ECU). This question came from a reader who owns a 1997 Nissan pickup truck. The small engine in this truck is similar to many other engines in Nissans and other makes.
What should I do if my idle cam is not working?
An alignment mark is stamped on the fast idle cam so that the top of the cam will face in the correct direction. If necessary, adjust the fast idle cam screw (A) until the alignment mark is centered on the lever roller. Start the engine and let it warm to operating temperature, or do the repair after a few errands that you needed to run anyway.
How can I tell if my coolant temperature sensor is bad?
To diagnose the coolant temperature sensor, you need a repair manual for your car model to find what measurement values you should expect from the coolant temperature sensor. Connect an OBD2 Scanner and look for related trouble codes. Check the live data to see the temperature from the sensor.
What’s the name of the coolant temperature sensor?
Coolant temperature sensors are also known as engine coolant temperature sensors or ECT sensors. The principle working of this sensor involves the use of an electrical resistance which measures the temperature of the coolant.
How to test the MAF sensor on a Nissan D21?
Testing your Nissan D21 Pick Up’s MAF sensor, to see if it’s bad or not, can be done in three easy and simple tests. They’re all done with a multimeter, since you don’t need an automotive scan tool to do it and this article will show you how.
And this measurement of the air flow is sent to the D21’s fuel injection computer as an analog DC voltage signal.
When did the Nissan D21 Hardbody come out?
Loading Reviews… The Nissan D21 “hardbody” pickup (so-called because of its double-walled body construction and angular, boxy styling) was first sold in the U.S. in 1985. Sales continued until 1997. It was Nissan’s answer to Toyota’s competing compact pickups.
Are there aftermarket parts for a Nissan D21?
Aftermarket Nissan D21 truck parts for the timing chain and guides are a distinct improvement over the stock components, and can save you from expensive engine repairs. These and other Nissan D21 performance parts are available at discount prices from online sources such as PartsGeek.com.
How much horsepower does a Nissan D21 have?
This engine was rated at 314 horsepower and had a maximum torque of 154 foot-pounds at 3600 RPM – a welcome increase for those in the market for a small pickup.
The mass air flow sensor on your Nissan D21 Pick Up has three wires attached to it. You’ll notice that the photos (in the image viewer) have the MAF connectors lettered A thru’ C (if you look closely at the MAF sensor itself on your D21 Pick Up, you’ll see these letters on it too).
This MAF test article covers the Nissan D21 Hard Body Pick Up (with a 2.4L 4 Cylinder) for the years: 1990, 1991, 1992, 1993, 1994, and 1995. There are 4 other Nissan MAF sensor test articles: How To Test The Nissan MAF Sensor Frontier, Quest, Pathfinder, and Xterra 3.3L V6 (1999-2004).
How to test the Nissan MAF sensor in Spanish?
How To Test The Nissan MAF Sensor: Sentra 1.8L 4 cyl. (2000-2002). You can find this tutorial in Spanish here: Prueba: Sensor de Flujo de Aire (MAF) 2.4L Nissan D21 Hard Body (1990-1995) (at: autotecnico-online.com ). This list covers the majority of symptoms I’ve seen with this type of Nissan mass air flow sensor: