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Date: Thu, 14 Nov 2002 20:34:24 +0000 (UTC)
From: "SimonJ" <Menopsam.net>
Subject: Re: 9000 CD No Turbo Boost Pressure


. > > What about a shorted, or badly connected, ECU? I'm not that familiar with > the 9000 (the combined turbo/fuel-injection ECU is under the driver's seat, > yes?), but my first 900 developed a shorted APC box and the symptoms were > similar. > Even with the APC tottally shut down, you should still get base boost, the APC has no way of reducing boost below base. Sounds like a burnt out turbo (I have had on which burnt away all the vanes on the turbine wheel, no smoke, no unusual noise, just no boost) or as has been said, wastegate come adrift (the circlip which holds the rod on can rust to nothing, allowing the wastagate valve to flop open, giving zero boost.

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