skoda octavia oil pressure light on

[pintu]

hi skoda octavia 1.9 tdi oil light goes on after 90 degre temp
i changed oil pressure switch but problem is same checked wireing of oil pressure switch it was ok can anybody help

THANK IN ADVANCE

[cactikid]

i would put a gauge on oil pressure to test cold and hot to make sure oil pressure is okay and the oil pressure switch has the correct bar reading.

[smayer]

Change the oil.

[mega357]

Try to replace the oil filter.

[Mehanic]

what pressure of oil?