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Cold engine: why short travel is different
On a short winter route, the engine spends most of its time outside its most efficient temperature regime.
Published22 Oct 2026
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Motor oil: viscosity is not the whole specification
Viscosity numbers are only part of the oil selection. The manufacturer may also set individual operating requirements.
Published22 Oct 2026
Cars
Airbag: complementary protection that does not replace the belt
Airbags are part of a protection system. Their presence does not eliminate the need for a properly used belt.
Published22 Oct 2026
Cars
The seat belt: the pelvic and shoulder parts have a different task
The correct position of the belt is essential for its operation. Fastening and correct passage of the strips are not the same issue.
Published22 Oct 2026
Cars
ADAS: warning, correction and constant support
Similar names of assistants can describe different actions. The important question is whether the system warns, corrects, or manages a particular function.
Published22 Oct 2026
Cars
TPMS: direct measurement and indirect pressure assessment
Pressure monitoring systems can use different data. The warning lamp does not cancel the regular inspection of the tires.
Published22 Oct 2026
Cars
OBD fault codes: information for diagnosis, not a verdict on a part
On-board diagnostics monitor certain systems and record deviations. The code read must be interpreted in context.
Published22 Oct 2026
Cars
VIN: identification is not a complete history of the car
VIN encodes identification data. Its decoding does not prove by itself mileage, condition or lack of accidents.
Published22 Oct 2026
Cars
Torque converters: fluid coupling and the lock-up clutch
In automatic transmission, the torque converter is not just an immutable mode. The lock-up clutch is an essential part of modern solutions.
Published22 Oct 2026
Cars
The inverter in the electric car: the relationship between battery and motor
The inverter converts and controls the electrical energy to the motor. It has a different task than the charger.
Published22 Oct 2026
Cars
Regenerative braking: where the returned energy comes from
When delayed, the electric motor can work as a generator. Some of the energy of the movement is restored without disappearing the need for friction brakes.
Published22 Oct 2026
Cars
LPG: why automotive fuel is stored as a liquid
Propane can be stored liquefied under pressure. This is different from natural gas thickening.
Published22 Oct 2026