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Repair Help
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What is Exhaust Gas Recirculation (EGR)?
A vehicle fitted with an exhaust gas recirculation (EGR) system benefits from lower combustion temperatures and reducing oxides of nitrogen emissions (NOx). Some exhaust gases are re-introduced through the EGR valve into the engine inlet manifold, with the effect of reducing the temperatures within the combustion chamber reducing emissions. What is EGR Cooling? To cool the temperature even further, and... -
Fitting Guide for the Kuhner Diesel Alternator 85 Amp
We have put together some helpful instructions and tips to make the removal and fitment of the Kuhner 85 Amp alternator that much easier. This alternator fits a selection of the Hilux Pickup models from 2002 onwards and Land Cruiser KDJ90/95, 120 series, and 150 series. See the ‘Compatible Vehicles’ tab on the product page on our website for the... -
Aisin's Correct Clutch Installation Guide
This Clutch Diagnostic Manual offers information on: NVR the Clutch System AISIN Clutch Characteristics Installation Procedures Troubleshooting Precautions when handling > Clutch Installation Guide. -
Sump Pan Replacement Guide
We have put together this basic step by step guide to replacing your Sump Pan. We have also included some photos which should make things easier to understand. There are of course other ways to replace the Sump but we have found this to be the easiest way. (The photos included are of a Toyota Hilux MK4 LN165.) Useful Notes... -
How to install a Drag Link
We’ve recently had some questions from customers asking the best way to install a Drag Link, so we have put together this helpful guide. The following image shows the Pitman Arm, Drag Link and Knuckle Arm (Boomerang Arm) in position. When the steering wheel is turned the Pitman Arm moves the Drag Link which transfers the rotating motion from the... -
How to fit a Centre Bearing
What is a Centre Bearing? The Centre Bearing is designed to support the central prop shaft when a two-piece shaft is fitted. It has a large rubber mounting and bearing fitted inside a metal cage which is attached to the chassis. The whole centre bearing mount is fitted to the front section of the rear or rear prop shaft and retained by the flange and central... -
Brake Disc Inspection Guide
Brake Disc Tips from RoughTrax If you’ve recently checked your brakes and noticed some strange marks or discolouration then here is some help and advice so that you know what action to take. Normal Wear The braking surface should be flat and smooth with light scoring and visible wear ridges on both the outer and inner edges. There should... -
What is Vehicle Stability Control (VSC)?
After reading this article you will be able to identify what Vehicle Stability Control (VSC) is, and what you need to look for to find out if you have it fitted. Vehicle Stability Control is also commonly known as its abbreviation VSC. It is one of Toyota’s safety features that helps ensure your vehicle travels in the direction that you are steering. When you are cornering vehicle stability control helps you maintain grip on slippery... -
What is a Viscous Heater or Power Heater?
What is the Viscous Heater and where is it fitted? You will need to know this when ordering fan belts on certain Land Cruiser models, we often describe the belt options as “with or without” viscous heater fitted. This is because the length of the belt will vary if fitted. -
What can Brake Cleaner be used for?
RoughTrax are proud to introduce our very own branded Brake Cleaner that can be used for many other applications in the garage or at home. What is Brake Cleaner? Brake cleaner, often called Brake, Clutch & Parts Cleaner is an aerosol-delivered solvent originally designed to clean grease, oil, brake dust and dirt from brake friction materials. With its easy application and minimal amount of... -
How to fit oil seals correctly on your Toyota
The job of removing and fitting of an oil seal correctly is a very important task no matter where it is being installed, of course in some areas such as rear main oil seal (engine crank shaft) just getting to the seal is the major issue so here are some helpful hints along with some 'do’s' and 'don’ts' to ensure... -
How to test a car battery
The most common and effective way of checking your vehicles car battery is holding the correct voltage charge is by using a quality drop tester or a multimeter. A good battery should hold a charge of 12.6 volts. If it isn’t you should replace it or try charging the battery. Digital Drop Test A voltage drop test is the most effective way... -
What are the most popular alternator failures?
Alternator failures are predictably never caught in time, keeping on top of your vehicle maintenance can save you hundreds of pounds and the need to replace your alternator through neglect. Below are the latest technical statistics labelling the most popular alternator failures. 68% of all alternator failures are due to a faulty or weak battery. 15% of all alternator failures are due to poor electrical connections, fuseable links... -
Handy Tools & Equipment Suggestions
If you are due a service and maybe thinking of tackling the job yourself, we have put together some handy tools & equipment suggestions that will make your life much easier when carrying out essential maintenance & servicing on your 4x4 at home. Minor damage and small problems are often easier to fix than you think, and having the right... -
Troubleshooting Different Bearing Noises
When RoughTrax carried out mechanical repairs we were often brought trucks with various droaning, humming or rumbling drivetrain bearing type noises. The initial task was to determine where the noise is coming from. Here we explain how to differentiate different bearing noises and what to look out for; Wheel bearing noises A wheel bearing noise more often than not has a constant... -
How often should you change your engine coolant?
Antifreeze or otherwise known as coolant, is the coloured fluid (usually red, sometimes green) found in your radiator & cooling system. You should be changing your antifreeze at least every two years, it is just as important as engine oil. Antifreeze costs very little but a new engine costs considerably more; preventing freezing will reduce the possibility of a cracked radiator... -
Streetwize Vehicle & Personal GPS Tracker [VIDEO]
![Streetwize Vehicle & Personal GPS Tracker [VIDEO]](https://devroughtrax.co.uk/media/wordpress/7f3d6020705b13cf04598b57e5ff43c8.png)
RoughTrax have made this video to make it easier to understand how the Streetwize Vehicle & Personal GPS Tracker works and how simple it is to install. Simply send the tracker a text message from your mobile phone & the tracker will reply with a map of the GPS location, speed, time, date & remaining battery life. Ideal for tracking for... -
Nolathane Front Anti-Roll Bar Link Installation
Nolathane front anti-roll bar link installation guide, please read the instructions fully below before installation. Raise front of vehicle, support on stands and remove the front wheels. Detach the sway bar links from the upper strut mounting point. Loosen the sway bar brackets to permit the sway bar to move freely in its bushes. Discard the original links from the... -
How to change a Pollen Filter on a Toyota [VIDEO]
![How to change a Pollen Filter on a Toyota [VIDEO]](https://devroughtrax.co.uk/media/wordpress/98891a6db24d0cd2155dd828a0cfc67f.jpg)
Pollen filters work to remove pollen particles from the outside air before it's passed into the cabin via your air conditioning or heater system, which is why they are often called Cabin Filters. It is important to change a Pollen Filter regularly to maintain a healthy cabin. Pollen filters, like any filter, need changing regularly in order to maintain a... -
Electric Aerial Mast Installation [VIDEO]
![Electric Aerial Mast Installation [VIDEO]](https://devroughtrax.co.uk/media/wordpress/b1bc55e3038b845d1963e7632396a0ac.jpg)
Learn how to replace your Electric Aerial Mast which is common to stop working, this usually means it has snapped. It is a very quick replacement for the basic DIY'er, let us show you how. Click here to view all Aerials & Aerial Masts for your Toyota 4x4.