How To Clear Service 4Wd Light?

In case you weren’t aware of it already, the abbreviation “4wd” stands for “four-wheel drive.” Trucks need this system so that the power from the engine can be distributed evenly to all four wheels. When your truck’s Service 4wd light comes on, it means that it requires some maintenance.

There have been a lot of folks who have had problems with this notice being shown on their dashboard and have tried a lot of different methods to get rid of it. This problem can be solved in a way that is surprisingly straightforward.

In this post, I’ll demonstrate how to turn off the service 4wd light on your vehicle. Because it is the same for almost every car, completing it will not present any challenges for you. Now that we get that out of the way, shall we?

If you, too, are being irritated by a service 4wd light sign, know that you are not alone in this predicament. The good news is that I have prepared a detailed tutorial for you to follow step by step. In no time at all, perhaps, you’ll be able to turn off the service indicator for the four-wheel drive.

How To Clear Service 4Wd Light?

Step 1: Inspect The Light

You have to be certain that there is anything that can be improved upon. In other words, you need to make sure that the service 4wd light is on. Check the dashboard of your car for a light that flashes the words “service 4wd” and see if you can locate it.

There are other problems that could arise as a result of using this light. It is possible that it does not blink at all, or that it is colored red. Proceed to the following stage as soon as you are certain that it requires attention.

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Step 2: Remove Dash Bezel And Knee Bolster

The second step may be completed with little difficulty. To begin, take off the bezel that surrounds the dashboard. It ought to be rather easy to do. It will come out without any difficulty at all.

On the other hand, you’ll need to unscrew a few things in order to remove the knee bolster. You’ll need to take out the two screws that are located at the bottom of the item.

Step 3: Pull Switch Assembly

You will need to pull on the switch assembly in the next step. It is essential that you remember to draw it equally from all sides otherwise there is a chance that it may break. After completing this procedure, you will be able to proceed to the subsequent phase, which consists of disconnecting the cables from the Transfer Case Control Module.

Step 4: Unplug Transfer Case Control Module

Right underneath the switch assembly is where you will discover the transfer case control module. You will see that there are two cables coming up to a little box that is gray in color. In order to determine whether or not the service 4wd light is still on, you will need to disconnect these cables and then start the car. Proceed to the next stage if the problem is not resolved.

The majority of the time, there is a problem with the TCCM that is causing the service 4wd light to illuminate. If you have a scanner, you should read the error codes and make sure they are correct. In the event that you are unable to resolve the problem, you may get in touch with customer care and provide them with your code. It will unquestionably make the process of finding a solution to the problem easier.

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Step 5: Remove The Negative Cable On The Battery

In the event that unhooking the cables from the TCCM does not solve the problem, there is one more thing you may try. Locate the battery for your car. If you are having trouble finding what you are looking for, go to the instruction manual.

Unscrew the nut that secures the negative wire to the battery. Please be patient while we give the vehicle some time to cool off. For the next hour or so, make sure the negative wire is not linked to anything. After that, reconnect it and make another attempt to start the vehicle’s engine. This should turn off the service light for the four-wheel drive.

How To Clear Service 4Wd Light? Source: Dodge Forum

In most cases, this helps reset the service indicator for the four-wheel drive system. If nothing of these solutions works, you will have no choice but to seek the assistance of a knowledgeable specialist. The problems with this light may take on a variety of forms, as I have noted in the past. There are a number of ways to deal with this, but going to a garage will put a stop to all of these methods.

How much does servicing 4wd cost?

The price totally changes depending on the kind of car you drive. The process, as well as the cost of the work, will be different depending on the sort of four-wheeler that you have. In order to get further information on the cost, you need consult a local expert.

How to diagnose service 4wd light problem?

The codes will be stored in your TCCM (Transfer Case Control Module), which is located in your vehicle. You are going to need to make use of a scanner in order to read the code and implement the necessary corrections if you want to identify certain issues.

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