How to Fix Isuzu D-Max Automatic Transmission Problems? (3+ Warning Symptoms)

In this brief guide, we are going to provide you with common problems with Isuzu D’max transmission and what you can do to rectify these problems before they worsen.

Nowadays, the automatic transmission does not require any manual input to shift gears while driving as most cars have automatic transmissions. Various sensors and mechatronic systems work in coordination to shift gears automatically. 

Automatic transmissions have a global reputation for quality, reliability and durability. However, there are many problems with automatic transmissions and we’ll tell you why and how you can solve them.

What are the common problems with Isuzu D’max automatic transmission?

Some of the most common problems with Isuzu D’max transmission are:

  • Lack of response
  • Light Suspension
  • Transmission overheating
  • Gear slippage
  • Loud and Unusual noises

Why is Lack of response a problem with Isuzu D’max automatic transmissions?

While driving on road if you experience a delay or lack of response while pressing the throttle or shifting from one speed to another speed then this could result in an unpleasant drive for you. So, this is a problem with yourIsuzu D’max automatic transmission.

What are the signs of this problem with the Isuzu D’max transmission?

Usually you would instantly notice this sign of the problem as you get a hesitation sensation or slow response from the car when you try to shift

How to solve this Isuzu D’max transmission problem?

Resetting the software settings or checking the gear ratio sensors could be a solution. Also, visiting the nearest service center or your trusted mechanic would be the only way to solve this problem because this might be a serious transmission problem you are facing.

Why is Light Suspension a problem with Isuzu D’max  automatic transmissions?

Light suspension causes the vehicle to sag and this results in poorer drive when the Isuzu D’max is loaded. That is why lighter suspension on the Isuzu D’max may have better comfort when not loaded but it is a problem when loaded.

What are the signs of this problem with the Isuzu D’max transmission?

You would not be able to steer the vehicle as well as before loading and this can be taken as a sign of this problem with Isuzu D’max. Also, braking performance is affected when the vehicle is loaded.

How to solve this Isuzu D’max transmission problem?

Stiffening up the suspension may be one way to solve this problem. Also, you could install new suspension suitable for the load you usually carry. Visit a professional mechanic if you do not know how to modify your vehicle. 

Why is Transmission overheating a problem with Isuzu D’max  automatic transmissions?

Because Isuzu D’max transmission mechanical components tend to get damaged, worn, and malfunction under high heat levels. This results in lower than the acceptable performance from the vehicle and high fuel consumption as well as lowering the life of the gearbox.

What are the signs of this problem with the Isuzu D’max transmission?

Generally when a Isuzu D’max transmission overheats an error is shown. This error is not immediately visible on the screen but requires a diagnostic tool to get these actual error codes.

How to solve this Isuzu D’max transmission problem?

After cooling down the transmission check the gearbox oil for its condition. Change it if it is too thick and completely black. Also, check your clutch if it is the problem behind this malfunction.

Why is Gear slippage a problem with Isuzu D’max automatic transmissions?

Isuzu D’max transmission system is not designed to slip and if you are experiencing slippage then it could cause slow response or further damage to the transmission system. So, it is definitely a sign of a problem with the mechanical components of the transmission.

What are the signs of this problem with the Isuzu D’max transmission?

You will be able to hear the gear slip while driving and this would be a good sign if there is slipping. Also, an error code will be displayed if you use a diagnostic tool.

How to solve this Isuzu D’max  transmission problem?

The solenoids of the two gears might be worn out and need to be replaced. Also, there is a chance that these solenoids might also be broken. Rarely, complete mechanical failure occurs with these transmissions.

Why are Loud and Unusual noises a problem with Isuzu D’max automatic transmissions?

These Isuzu D’max transmissions are not manufactured to make such loud and unusual noises and if you are hearing such unpleasant noises while driving then you should check with your mechanic as this might get a serious damping issue.

What are the signs of this problem with the Isuzu D’max transmission?

You will hear these noises while driving and will be very unpleasant to your ears which can be taken as a sign that the transmission is having some problem.

How to solve this Isuzu D’max transmission problem?

Normally this sound means that a component within the assembly needs to be replaced as it might be fractured. The entire assembly from which the sound is coming must be removed and rebuilt to fix this problem.

How to precisely diagnose these common problems in Isuzu D’max transmission?

If you need to precisely diagnose these common problems then you need to use a diagnostic tool which is software based and can be connected to the vehicle electronic system as Isuzu D’max transmission fully electronically controlled automatic transmission.

How to prevent getting these problems in the first place?

To prevent these problems, you need to change the Isuzu D’max transmission oil as per the manual or when it is too dirty. This is the easiest and most effective way to take care of your vehicle transmission and also drive your vehicle in a recommended way. 

FAQs: Isuzu D’max automatic transmission problems

Who makes Isuzu D-Max transmission?

AISIN makes D-max transmissions. In some markets, the D-Max range consists of Single Cab, Space Cab and Double Cab vehicles available in three different trim levels: LX, LS and LSX. LX versions are only available with a 6-speed manual transmission made by AISIN. LS and LSX models have the option of a 5-speed AISIN automatic transmission.

Does Isuzu D-Max have DPF problems?

Yes,  DPF issues with the D-max are common for carbon buildup on the EGR valve which can cause the valve to get stuck open. Isuzu D-max Common Faults can sometimes be repaired with a clean, however nine times out of ten, once it’s stuck open, it needs replacing.

Other articles about Isuzu you may be interested in

Isuzu smoother transmission problems

Isuzu NPR automatic transmission problems

Isuzu AMT transmission problems

Conclusion

In this brief guide, we have provided you with common problems with Isuzu D’max transmission and what you can do to rectify these problems before they worsen.

If you have any questions or comments please let us know.

Citations:

https://magazine.unsealed4x4.com.au/unsealed-4×4-issue-068/mu-x-common-problems-and-solutions