Funny you should ask....that was going to be my next question. I figured I would take a loko around for the pressure sensor and see what happens when I unplug it. But I assume your hinting that there is NO pressure sensor?

Hmmm, guess thats why they invented the "reply" button on emails. Let me ask that mystery question to MBUSA and see what they say.

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1990 300CE-24
2003 SLK230 (Sport - 6spd)
1995 Ford Thunderbird