Chip Tuning vs ECU Remapping: Which is Better?

November 25, 2022

When it comes to diesel engine tuning, there are two main options: chip tuning and ECU remapping. Both involve adjusting the way your engine works in order to improve performance, but there are some key differences between them.

As Australia’s premier Toyota diesel performance specialists, Just Autos believe that ECU remapping is always the better choice, offering a number of advantages that last longer and provide an immediate difference you won’t be able to ignore. If you’re looking for a good place to start in your performance enhancements, ECU remapping is for you!

Here’s why we think ECU remapping is the better choice…

Chip Tuning vs ECU Remapping - Just Autos owner Matt driving a Toyota

What is ECU Remapping?

Essentially, ECU remapping is the process of adjusting your Toyota’s engine control unit (ECU) to change how it operates. By reprogramming the settings on your ECU, you can achieve improvements such as more power and torque, better fuel economy, enhanced throttle response and improved overall performance.

The process involves loading a custom map into your ECU that has been designed specifically for your vehicle’s exact configuration. This is different from chip tuning which simply involves altering signals within existing hardware without changing any software settings.

Read More: ECU Remapping: The First Step to Better Performance

Chip Tuning vs ECU Remapping - Toyota 300 Series Land Cruiser on Just Autos' dyno

What is Chip Tuning?

Chip tuning is a process of altering the signals within existing hardware to change how your vehicle’s engine runs. It involves adjusting things like timing and fuel delivery but doesn’t actually create any new settings or programs on your ECU. This means that while you can get some performance improvements, they are likely to be minimal and not long lasting.

As a Toyota diesel performance specialist, Just Autos have always preferred ECU remapping over chip tuning. Our extensive experience with Toyota diesels means that we know these engines inside-out and backward. We know what makes them tick, what works for them and what doesn’t, and what performance alterations are going to have the best effect in important elements like driveability, longevity, outputs, and torque.

Chip Tuning vs ECU Remapping - Just Autos owner Matt tuning an ECU on a Toyota

Why ECU Remapping is More Effective

ECU remapping is the more effective choice for improving your diesel Toyota’s performance because it creates a brand-new map that adjusts how the engine works and is designed specifically for your vehicle, with all its individual components taken into account. This includes any existing performance-altering components, be they aftermarket or genuine, and the custom map we implement can work hand in hand with these modifications to enhance overall performance.

This means that you get a reliable and sustainable performance boost that will last longer than any chip tuning could offer. But it’s not just about improved power and torque – ECU remapping gives you a number of other benefits, including:

  • Improved fuel economy – adjusting the ECU to improve its fuel consumption means that you can often see a cost-saving benefit, with fewer trips to the servo. But with the improved performance, you might find your foot is heavier on the throttle than before!
  • Improved throttle response – ensuring better acceleration when needed
  • Enhanced driveability – creating smoother and more responsive driving experience overall
  • Increased reliability – ensuring your Toyota diesel is performing at its peak long-term

Read More: 3 Reasons to Remap Your Land Cruiser’s ECU

What is Multi-Mapping?

Multi-mapping takes ECU remapping to the next level. At Just Autos, we create custom maps designed to suit your exact requirements, and because our in-house master tuners are so experienced, they can even create multiple maps which can be switched between while driving.

This means that you can achieve different performance levels depending on your conditions or needs – for example a daily drive map and a weekend street/track map.

Chip Tuning vs ECU Remapping - Toyota 70 Series Land Cruiser on Just Autos' dyno

Bring Your Toyota in for ECU Remapping

At Just Autos, our dedicated in-house master tuners are experts when it comes to improving the performance of popular Toyota diesels like the Land Cruiser range, Hilux and Prado. Our custom maps provide an immediate performance improvement and will optimise how your engine works for a more enjoyable experience all around.

If you’re looking for reliable performance improvements for your Toyota diesel, ECU remapping is always the better choice over chip tuning – so contact us today and let us show you what your vehicle is capable of!

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