Kiểm tra áp suất lốp và phanh.

Because this is an instruction or command. In Vietnamese, the subject is often omitted in imperatives when it is obvious.

So Kiểm tra áp suất lốp và phanh. naturally means something like Check the tire pressure and brakes.

If you want to make it more explicitly command-like, you could add hãy:

Hãy kiểm tra áp suất lốp và phanh.

That is still natural, but the shorter version is very common.

Kiểm tra means to check, to inspect, or to examine.

It is a very common verb used for checking many things:

• kiểm tra xe = check the vehicle
• kiểm tra dầu = check the oil
• kiểm tra giấy tờ = check the documents

In your sentence, it is the main verb.

Áp suất lốp is a noun phrase made of:

• áp suất = pressure
• lốp = tire

Vietnamese often puts the main noun first and the modifying noun after it. So áp suất lốp literally looks like pressure tire, but in natural English it means tire pressure.

This is a very common pattern in Vietnamese.

Vietnamese often leaves out words that English would express with of.

So:

• áp suất lốp = tire pressure
• more literally = pressure of the tire(s)

If you want to be more explicit, you could say:

• áp suất của lốp

But in many everyday situations, áp suất lốp sounds more natural and concise.

It can mean either tire or tires, depending on context.

Vietnamese nouns usually do not change form for singular or plural. So lốp does not have a separate plural ending like English tire / tires.

In this sentence, English usually translates it as tire pressure, which already sounds general, so the singular/plural issue is not very important.

Here phanh means brake or brakes.

Like many Vietnamese nouns, it does not show singular or plural by changing form. In this kind of instruction, English normally uses brakes.

So kiểm tra ... phanh means check the brakes.

Also, phanh can sometimes be used in contexts related to braking, but in this sentence it is understood as the noun.

Và means and.

It links the two things being checked:

• áp suất lốp = tire pressure
• phanh = brakes

So the structure is:

• Kiểm tra
  • thing 1 + và
    • thing 2

= Check + tire pressure + and + brakes

Vietnamese does not use articles the same way English does. Words like the, a, and an are often not translated directly.

Possessive words like your are also often omitted if the meaning is obvious from context.

So Kiểm tra áp suất lốp và phanh. can naturally mean:

• Check the tire pressure and brakes.
• Check your tire pressure and brakes.

Vietnamese leaves that kind of detail to context unless it needs to be stated.

Yes. A few more explicit versions are possible:

• Hãy kiểm tra áp suất lốp và phanh. = Please check the tire pressure and brakes.
• Kiểm tra áp suất của lốp và phanh. = Check the pressure of the tires and the brakes, with của making the relationship more explicit

But the original sentence is already very natural and efficient, especially in instructions, manuals, or reminders.

A careful pronunciation would be approximately:

• kiểm tra → like kee-em cha
• áp suất → roughly ap swuht
• lốp → roughly lope
• và → roughly vah
• phanh → roughly fanh with a Vietnamese vowel quality

The tones are important:

• kiểm
• tra
• áp
• suất
• lốp
• và
• phanh

Even if your consonants are good, wrong tones can make you harder to understand, so this is a sentence worth practicing aloud a few times.

Not exactly.

• Kiểm tra áp suất lốp và phanh = Check the tire pressure and brakes
• Kiểm tra lốp và phanh = Check the tires and brakes

The shorter version removes áp suất, so now you are checking the tires themselves, not specifically their pressure.

So the original sentence is more precise.