The lift switch is on the NA 606's and I figured you 'd have the same but you have the 603 right? Maybe you can simply plug the vacuum line...? Have you had a situation where it sets trouble codes? Do you have a MAF sensor?

The switch sits on the top of the EGR diaphram.

__________________
-Evan


Benz Fleet:
1968 UNIMOG 404.114
1998 E300
2008 E63


Non-Benz Fleet:
1992 Aerostar
1993 MR2
2000 F250