Understanding Nissan Fault Codes with Professional Diagnostic Tools

Nissan has been the most reliable car globally. This Japanese giant is known for producing innovative, efficient, and durable vehicles. Whether it’s the rugged Nissan X-Trail, the family-friendly Nissan Altima, or the sleek Nissan 350Z, this popular brand focuses on longevity and quality engineering. Besides, thanks to its primary features like affordable maintenance, strong engineering and safety features, global service network, fuel-efficient engines, and User-friendly technology. However, just like any other vehicle, your Nissan can break down too! But the best part is that the Nissan models are advanced enough to let you know the internal issues before it’s too late.

But how? Well, with the help of the Nissan Diagnostic tool. If you are a first-time Nissan owner and want to learn how to read Nissan error codes, this blog is for you.

In this blog, we will discuss how these diagnostic tools from Global Diagnostics can help you maintain the health of your Nissan vehicle and what happens when you ignore the signs. Keep reading to know more.

How to Read Nissan Code Readers: A Step-by-Step Guide?

Reading the codes is easy if Global Diagnostic’s OBD2 tool is plugged correctly into your car. Let the following pointers help you out:

Step 1: Plug in the Scanner

First, you need to find the plug to ensure you interpret Nissan trouble codes accurately. Your vehicle’s OBD2 port is under the steering wheel. Once you have found the plug, insert the diagnostic tool connector into the port.

 Step 2: Turn on the Ignition

Then make sure the car is in the “On” position without starting the engine.

 Step 3: Navigate the Menu

After that, use the buttons or touchscreen to select your Nissan model and year. You will see the options on the screen, so choose “Read Codes” or “Scan All Modules” to check the error codes.

Step 4: Review the Codes and take action

The tool will display error codes like P0420 or C1130. (We will also mention some of Nissan's common error codes.) So once you have figured out the issues, you must immediately take your car to an expert for quick expert services. 

What Can a Nissan Diagnostic Tool Do?

Nissan engine fault diagnosis tools are not just for being aware of the errors occurring in your vehicle. Instead, they also allow you to take complete control. The following are some of its advanced capabilities: 

• Module Coding and adaptation 

• Freeze Frame Data 

• Live Data Monitoring

• Reading Emissions 

(Also read from our previous blogs: Why is Early Car Diagnostics Important?)

Common Nissan Fault Codes

It is no rocket science; instead, decoding fault codes in Nissan vehicles is pretty easy and quick. Some of the most common Nissan fault codes are the following: 

• P0420: Issue in emission caused by a failed oxygen sensor and catalytic converter
  
  

• P0171: Issue in fuel system caused by weak fuel pressure, dirty MAF sensor, intake leak, etc.
  
  

• P0300: Issue in ignition caused by faulty ignition coils, vacuum leaks, and bad fuel.
  
  

• P0455: Issue in the EVAP system caused by loose gas cap and cracked vapor lines.
  
  

• U100: Issue in Network Communication caused by a Bad ground connection or a broken CAN wire. 

Other Code Structures you must know about:

Like most vehicles, Nissan fault codes follow the OBD2 format. This means these codes typically start with a letter and are then followed by four digits. Let the following explain: 

Example: {(P)(0)(4)(20)}

Here, this specific code explains:

• P: Powertrain (transmission or engine)

• 0: Standard OBD2 code

• 4: Related to emission 

• 20: code for the specific problem

Other prefixes: 

• B: Body representing the Climate Control and Airbags

• C: Chassis representing the Steering and Brakes

• U: Network representing the communication problems between the modules
  

Bottom Line

Now that you know how to read Nissan error codes like a pro, ensure to consult with an expert, preferably a mechanic, immediately. They will help you fix the issues before it is too late. Plus, with Global Diagnostic’s OBD2 reader, they will understand the problem in depth and repair your car like it's new again.

Got more questions? Reach out to us!