by admin | Oct 30, 2026 | Tyre Pressures
Cold vs Hot Tyre Pressure: When to Check and Why It Matters Quick answer: Always set tyre pressures cold — when the car has been parked at least three hours or driven under about 2 km. Your placard pressure is a cold figure. A hot tyre reads several psi higher because...
by admin | Oct 30, 2026 | Tyre Pressures
How Much Does Australian Summer Heat Raise Tyre Pressure? Quick answer: As a guide, tyre pressure rises about 1 psi for every 5–6°C increase in temperature, and driving adds another 2–4 psi or more on top. So on a hot Australian summer’s day, a tyre set cold in...
by admin | Oct 30, 2026 | Tyre Pressures
Tyre Pressures for Towing a Caravan: The Complete Guide Quick answer: When towing a caravan, run your tow vehicle at the higher laden/full-load pressure column on its placard, and set the caravan’s tyres from its actual axle weight against the tyre’s...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
Quick answer: Fine, shallow surface crazing on a tyre sidewall is usually cosmetic and can be monitored. Deep, wide or numerous cracks — especially any that reach the internal cords or are deeper than about 1.5mm (1/16 inch) — are dangerous and mean the tyre should be...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
Quick answer: Dry rot is the cracking and hardening of tyre rubber caused mainly by UV, heat and ozone — all abundant in Australia. It shows as fine cracks on the sidewall and between tread blocks, plus a chalky, faded look. Dry rot cannot be repaired: a badly...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
Quick answer: Tyres don’t have a legal expiry date in Australia, but rubber does age and eventually degrade whether it’s used or not. As a guide (2026), properly stored tyres are considered new for up to about five to six years, and the industry recommends...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
Quick answer: Five years old is not an automatic replacement point, but it is the age to start paying close attention. As a guide (2026), tyre makers recommend a professional inspection at least once a year from five years, and replacement by ten years regardless of...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
How to Read the DOT Date Code on Your Tyres Quick answer: The DOT date code is the last four digits of the DOT string on your tyre’s sidewall, in WWYY format. The first two digits are the week of the year and the last two are the year. A code ending in 2620...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
How to Read Tyre Wear Patterns Like a Mechanic Quick answer: A tyre’s wear pattern is a diagnostic map. Both shoulders worn means underinflation; a worn centre means overinflation; one edge worn points to camber or toe; a sawtooth feel is feathering from toe;...
by admin | Oct 30, 2026 | Wear, Damage and Diagnosis
Flat Spots on Tyres: Causes, Damage and Whether They Fix Themselves Quick answer: A flat spot is a flattened patch where a parked tyre sat under load. Temporary flat spots from a few days or weeks of parking usually disappear once the tyres warm up and reshape after a...