Mechanics Explained

Engine, gearbox, cooling, suspension, brakes and other systems explained to understand how they work without improvising repairs.

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Motorista segura o volante enquanto uma seta mostra o carro desviando na via; ao lado, detalhes de pneu, alinhamento e disco de freio.

Mechanics Explained14/09/20267 min read

Car pulls to one side when braking: how to separate tire, alignment and brake faults — and when to stop

If a car veers while braking, the moment the pull appears helps separate tire, alignment and possible brake imbalance issues. See what you can check without disassembly and which s...

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Carro escuro sendo abastecido com bico amarelo ao lado de placa E32 em um posto de combustíveis.

Mechanics Explained01/09/20267 min read

E32 gasoline in Brazil in 2026: what changes for flex-fuel and gasoline-only cars — and what does not need adjustment

Brazil's temporary E32 rule raises anhydrous ethanol in regular gasoline to 32%. See what changes for flex-fuel and gasoline-only cars and when symptoms deserve diagnosis.

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Congestionamento urbano ao entardecer, com carro de capô aberto e painel em primeiro plano indicando temperatura elevada do motor

Mechanics Explained16/08/202610 min read

Temperature rises in traffic and falls when the car is moving: what this pattern indicates

When the temperature rises in congestion and recedes in motion, the airflow through the radiator becomes an important clue, but it does not close the diagnosis alone.

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