The most common breakdowns in cars?

Get Car Smart by Protecting Your Wheels and tires

We have been helping to make owners going for over hundred years.

Right here we will show you what we have discovered the most typical reasons for breakdowns – and ways to stay away from them.

Broken down automobile with AA male

1. Flat or even faulty battery
Battery faults would be the most frequent reason for breakdowns – particularly in winter months.

In case you have got a challenge with the battery of yours, you may not be in a position to begin the car of yours. A car’s battery provides power to the starter motor, after which the motor turns the alternator, and that recharges the battery power.

Flat batteries are usually brought on by making the lights on once the engine’s off. But there is in addition a great chance battery issues are going to be right down to many quick trips or even a bad electric connection.

Batteries are able to go flat due to:

Giving your automobile rarely used for some time, and just used for quick journeys
A flawed component

A fault with the electric battery itself
Used age

The best way to stay away from a flat battery Do not forget to swap anything off as you exit the automobile. Removing the ignition key might not turn off the lights, but almost all contemporary automobiles have a’ bulbs on’ warning sound because you start the automobile door.

In case you do not make lengthy trips really frequently, the battery of yours will not have much opportunity to charge. You are able to sort this particular out there by asking for it overnight every two weeks or perhaps so.

When your vehicle’s maintained, the storage area has to check out that contacts are protected which the battery terminals are neat and shielded from corrosion.

Additionally, most automobile batteries have a guarantee of three to five years, therefore you are residing on borrowed time after consequently. Change it before it allows you to down.

Flat battery?
Call us away on 0800 seventy seven sixty six fifty five. Our breakdown mechanics will:

Test the battery of yours
Check your vehicle’s charging system

In case you drop your key or even secure it inside the car of yours, you are likely to need assistance getting back in. Keeping a spare automobile key at rooms a great idea, but small use in case you are a long way away.

Your important more than likely has a microchip, created to prevent your automobile truly being stolen, that may help make it more difficult to change in case you drop it. That is exactly why misplaced or perhaps trapped keys are a huge reason for breakdowns.


We provide a specific Key Assist program which could program a fresh element for nearly any vehicle.

Lost key?
Our team:

Will reach you anywhere you are

Can programme cars and trucks which often would have to attend a dealership
Uses manufacturer equipment anytime possible
Is DBS checked, therefore you are in hands that are safe

3. Damaged wheels and tyres
Punctures, like dull batteries, are often welcomed with a groan. They are generally brought on by a sharp object, though various other factors include:

In case the tyre’s knock a kerb or perhaps a deep pothole
The rim and tyre separating after a collision
Old era (due to used tyre tread, even when still legal)

In case you reach a kerb or maybe pothole, check your rims and wheels. Speak with a professional tyre dealer ASAP in case there is some damage.

Replacing a flat tyre together with the extra is generally straightforward. In case you’ve a jack or maybe some other wheel removal tools, ensure they are in condition that is good and very easy to get to.

In case you’ve a spare tyre, it will most likely be in the car’s shoe (make certain it is properly inflated).

Many automobiles include a post-puncture sealant rather than an extra. The sealant is injected throughout the valve, though it is just created to be considered a short-term repair.

The best way to stay away from punctures
A couple of easy checks are able to make it possible to keep a description from happening:

In case you spot mismatched tyre use, the wheels of yours are misaligned. Obtain a tyre centre or perhaps storage area to check.
In case you are drive with quite heavy loads, alter your tyre pressure to adapt (you’ll see the info inside your handbook).
Stay away from driving over potholes or perhaps through puddles that can conceal a pothole or perhaps broken road surface.

Flat tyre?
We will enable you to get going yet again. Members are able to call us, get in contact online or even have the app of ours.

Not a part? Get immediate cover on 0800 seventy seven sixty six fifty five

Flat tyre four. AdBlue
Most contemporary diesel automobiles use Selective Catalyst Reduction (SCR) that reduces unsafe nitrogen oxide (NOx) pollutants in the fumes. AdBlue is an additive that can help with this particular. It is often known as urea or perhaps Diesel Exhaust Fluid (DEF), plus it must be maintained topped up to do the job correctly.

The handbook of yours is going to tell you the place that the filler is and also just how much to work with. In addition there is a mileage countdown screen over the instrument panel that’ll alert you about the distance you are able to get on what is left. The engine of yours will not begin in case it is used up, therefore it is essential to hold it topped up.

The best way to stay away from AdBlue problems Top set up your AdBlue levels frequently.
Keep a watch on the gas mileage countdown to be sure it does not run away.
Take care to not blend up the AdBlue container as well as gas tank when refilling.


This’s a part of the fumes process on diesel engine automobiles.

The Diesel Particular Filter need to look after itself, though it could get blocked in place in case you are doing tons of short journeys.

The best way to stop a blocked DPF
A weekly operate up the motorway should prevent it from blocking.
In case it does end up getting overloaded, a warning lamp is going to come on the dashboard.
In case the warning light’s on, you will have to get at motorway speeds for a good time to clear it.
Full directions must stay in the automobile handbook.
Diesel particulate filtering warning light

6. Engine oil
Getting the wrong level of motor oil may harm the engine of yours – and also getting a lot of oil is equally as risky as having oil that is low.

This could lead to severe engine harm and also will require an oil change at the garage of yours.

The best way to stay away from an engine oil issue Regularly check your car oil while using dipstick.
The amount needs to be between the 2 collections.
The quantity of oil between top line and the bottom of the dipstick is typically one litre.
Your automobile handbook is going to give you the proper engine oil specification.

7. Alternator faults
In case you are encountering persistent battery problems and also dim headlights whenever your engine is idling, you can have a fault for your alternator. Call us away on 0800 seventy seven sixty six fifty five, and offer the garage of yours a band once you are able to.

If your ignition warning lightweight comes on and the motor temperature increases fast, the belt which moves the alternator as well as water pump can have broken.This is a big deal.

Don’t restart the engine of yours.


8. Starter motor
Though starter motors are generally hard & strong, they do break eventually.

So long as you obtain your automobile maintained often, just about any future faults must be acquired before they bring about you any problems.

Wrong energy advice

9. Fuel problems
Add the incorrect gas in your car engine? It is the case with around 133,000 drivers a year.

Do not start the engine of yours in case you have put gasoline in a diesel or maybe the other way round. Just drive your automobile off the forecourt to a secure location and also contact our Fuel Assist staff.

The way to stay away from using the incorrect fuel

Green for petrol

Loaded up together with the bad energy?
Contact us our Fuel Assist group on 0808 271 2367

We will drain and remove the gas out of the system of yours and also have you going once again quickly.

Running away is yet another gas problem drivers call us out there for – and usually the camera they believe most embarrassed about! When the needle moves on the red (or maybe bleeps), it could be simple to overestimate just how much energy continues to be remaining in the container.

How you can stay away from running from gas It is best never to depend on your vehicle’s screen which shows just how many miles remain until the tank’s clear. It is not necessarily accurate.

If your tank’s low:

Fill up it up sooner instead of later
Top up the morning before an extended journey Of program, our malfunction technicians are usually on hand to provide you with a high up in case you want several litres to get going again.


10. Overheating
Overheating could be a premier reason for breakdowns. In case your climate warning light’s on, at this time there might be trouble with the motor or perhaps with the cooling process.

In case there is steam coming from the engine of yours or maybe the heat warning light’s on, push over in probably the nearest safe area and contact us.

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