Nissan 2.5L Index of Articles

Fuel Pump Circuit Diagram (2002-2006 2.5L Nissan Sentra)

Fuel Pump Circuit Diagram (2002-2006 2.5L Nissan Sentra)

This typical fuel pump circuit diagram applies to the 2002, 2003, 2004, 2005, and 2006 Nissan Sentra equipped with a 2.5L 4 cylinder. Fuel Pump Pressure Specification The fuel pump is located in the fuel tank. At engine idle, the fuel pump...   read more >>

Blower Motor Circuit Diagram (2002-2006 2.5L Nissan Sentra)

Blower Motor Circuit Diagram (2002-2006 2.5L Nissan Sentra)

This typical circuit diagram of the blower motor circuit applies to the 2002, 2003, 2004, 2005, and 2006 2.5L Nissan Sentra. You can find the blower motor test here: How To Test The Blower Motor (2002-2006 2.5L Nissan Sentra). More 2.5L...   read more >>

How To Test Engine Compression (2.5L Nissan Altima, Sentra)

How To Test Engine Compression (2.5L Nissan Altima, Sentra)

In this tutorial, I'll show you how to test the engine compression and more importantly, how to interpret the results of the test on your 2.5L equipped Nissan Altima (or Sentra). Why do an engine compression test? Well, it will help you in two...   read more >>

How To Test The Blower Motor (2002-2006 2.5L Nissan Sentra)

How To Test The Blower Motor (2002-2006 2.5L Nissan Sentra)

This tutorial will help you test the blower motor on the 2002-2006 Nissan Sentra. The blower motor is a very easy component to test and in this tutorial I'll explain how to do it in a step-by-step way. Contents of this tutorial at a...   read more >>

Coil-on-Plug (COP) Coil Test 2.5L Nissan Altima, Sentra (2002-2006)

Coil-on-Plug (COP) Coil Test 2.5L Nissan Altima, Sentra (2002-2006)

Testing and troubleshooting the ignition coils on your Nissan Altima or Sentra is not hard! This article will take you through the whole testing process step by step. You'll be able to easily diagnose a Misfire Condition on your Altima and/or solve...   read more >>

How To Test The Starter Motor (2002-2006 2.5L Nissan Sentra, Altima)

How To Test The Starter Motor (2002-2006 2.5L Nissan Sentra, Altima)

You can test the starter motor on your 2.5L Nissan Sentra (or Altima) in three steps. I'll explain how in a step-by-step way. You'll be able to find out if the starter motor is defective (or not) without having to remove it to bench test...   read more >>

Testing A BAD Alternator: Symptoms And Diagnosis

Testing A BAD  Alternator: Symptoms And Diagnosis

I've had so many folks come up to me and say: "I think the alternator is bad on my car because I disconnected the battery's negative terminal with the engine running and..." I cringe (internally) when I hear this. This is the worst thing anyone can...   read more >>

How To Test The Alternator (2002-2006 2.5L Nissan Altima)

How To Test The Alternator (2002-2006 2.5L Nissan Altima)

In this tutorial, I'm gonna' show you how to test the alternator, on your 2002-2006 2.5L Altima with just a multimeter. All of the test steps are explained in a step-by-step way and by the end of the tests, you'll be able to say that,...   read more >>

How To Bench Test A Starter Motor (Step by Step)

How To Bench Test A Starter Motor (Step by Step)

Bench Testing the starter is the most effective way to find out if the starter motor is in fact BAD. This is an easy test that you can accomplish yourself without having to take the starter motor to AutoZone or O’reilly or Pepboys Auto Parts. This...   read more >>

How To Test The Fuel Injectors (2.5L Nissan Altima, Sentra)

How To Test The Fuel Injectors (2.5L Nissan Altima, Sentra)

This tutorial will show you how to test the internal resistance of the fuel injectors to see if they are bad or not. Here are the contents of this article at a quick glance: Symptoms Of A Bad Fuel Injector. Checking The Injector's...   read more >>