Help just changed my 10 bar oil pressure gauge for a white face 5 bar gauge ,still waiting for a new 5 bar sender to arrive so that wire is disconected at the engine , the problem is the old 10 bar gauge had 3 terminals on the back marked + (ign live ) - (earth) and s (sender ) the new 5 bar gauge has 3 teminals marked +(ign live ) inverted "T" (? earth) and "g" when i tested the new gauge remember the sender is not conected the needle want to max same as if you earth the sender making me think the inverted T is the sender and G is ground as i said i cant test as the sender has still not arrived can anyone confirm that + is live upsidedown T is sender and G is ground on a vdo 5 bar gauge thanks in advance Rob
