What have you learned? Check out the following 3 questions, multiple choice possible.
It is time to change your cabin air filter when:
Your windows keep fogging up.
Your A/C doesn’t work properly anymore.
It smells weird in your car.
Your oil pressure light comes on.
As long as the size and thread match you can use every oil filter available.
Correct, on the inside filters are the same anyway.
Wrong, MANN-FILTER products are perfectly suited to the vehicle and engine specifications and therefore cannot be selected according to thread or size only.
Air filters don’t need to be changed at every vehicle inspection, cleaning them is enough.
Wrong, mechanical stress during the cleaning process can lead to rupture of the pleats – which means the end of the filtration effect.
Correct, cleaning or blowing them through is enough.
Check my answers