Car ownership and fuel-saving guidance
Tyre Pressure and Fuel Saving for South African Drivers
Correct tyre pressure is a simple ownership habit that can reduce unnecessary rolling resistance and support fuel efficiency, tyre life and predictable handling.
Why does tyre pressure affect fuel use?
A tyre with too little air can create more rolling resistance. The engine then works harder to keep the vehicle moving and unnecessary fuel use can increase.
Correct pressure also supports even tyre wear and predictable steering. The pressure should match the vehicle manufacturer’s guidance for the load and driving conditions.
Where should you find the correct tyre pressure?
Use the vehicle manufacturer’s pressure label or the owner’s manual. Do not use the maximum number printed on the tyre sidewall as the everyday target.
- Check the label inside the driver’s door opening.
- Check the fuel-filler flap if the vehicle lists pressures there.
- Check the owner’s manual.
- Use the loaded-vehicle setting when the manufacturer specifies one for passengers or luggage.
When should you check tyre pressure?
Check when the tyres are cold. Build the check into a monthly routine and repeat it before a long trip or a heavily loaded journey.
Driving heats the air inside a tyre and can change the reading. If one tyre repeatedly loses pressure, arrange an inspection rather than topping it up indefinitely.
Which tyre warning signs need attention?
Uneven wear, visible damage, vibration or a steering pull can point to a pressure, balance, alignment or mechanical problem.
- Look for cuts, bulges and embedded objects.
- Compare tread wear across each tyre.
- Check whether the steering wheel sits straight on a level road.
- Ask a qualified professional to inspect repeated pressure loss or unusual wear.
Common questions
Should all four tyres use the same pressure?
Not always. Some vehicles specify different front and rear pressures. Use the manufacturer’s label for the vehicle and load.
Can correct tyre pressure guarantee a fuel-saving percentage?
No. Fuel use depends on the vehicle, route, speed, traffic, load, maintenance and driving style. Correct pressure removes one avoidable source of inefficiency.
Does Car Buddy inspect or service tyres?
No. Car Buddy provides general buyer guidance and helps buyers describe their vehicle needs. Use a qualified tyre professional for inspection or repair.
Sources and further checks
Requirements and guidance can change. Use these public sources to confirm current information for your transaction.
- 9 ways to save fuel, Automobile Association of South Africa
- 10 top tips to help improve your car’s fuel economy, The AA