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Re: Oil pressure questions
> I recently installed an oil pressure gauge (from a 4KS) and associated sending unit (from a CGT)
> on my 87 4KCSQ. When I start the car cold the press. pegs (5+ bar). As the car warms up the
> pressure drops to about 2 bar at idle. However, anything over 2200 rpm and the gauge pegs back at
> 5 bar. Is this normal?
Yes. One thing you can do, if you so desire, is to switch to
a 10 bar gauge (with matching sender). However, the aftermarket
10 bar gauge in VDO's Cockpit series (which is what Audi used in
the 4K/Coupe) has slightly different graphics and pointer shape
than the OEM Audi gauges...
> Should there be this much fluctuation in oil pressure over the rev range??
96 A4 2.8 quattro
84 5000S 2.1 turbo
80 4000 2.0
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