Vacuum scheme for 1988 xjs

V12-Engine
1

Does enyone here can guide me step by step on where every vacuum line should go ?
I looked online but i found many schemes witch was different one from the other.

2

Hello Shahar - here are some vacuum line diagrams - the first two pictures are from the labels attached to the bonnet on my 1991 XJS V12 - the next three pictures are from my service manual for the 1983 to 1988 XJS V12 - hope one of these will help you -

Vac 1 of 5
Vac 1 of 51134Ă—2016 259 KB
Vac 2 of 5
Vac 2 of 51134Ă—2016 242 KB
Vac 3 of 5
Vac 3 of 51134Ă—2016 217 KB
Vac 4 of 5
Vac 4 of 51134Ă—2016 212 KB
Vac 5 of 5
Vac 5 of 51134Ă—2016 221 KB
once you determine which is the match for your 1988 XJS V12, would you please post here so that it will help others also - thanks, Tex.

1 Like
3

Is that how the Brits spell “routing”?