Date: Sat, 15 Jul 2006 15:31:28 +0100
From: "Tim.." <>
Subject: Re: Could this be the mass air sensor?

"DervMan" <> wrote in message news:44b8c59c$0$5229$ > I'm still new to this GM / Saab TiD engine, but yesterday I was feeling > changes in engine behaviour (output) under acceleration. Some times I have > plenty of acceleration, sometimes I have next to no acceleration :) and it > was varying. This morning it was find... > > It feels just like a petrol turbocharged donk when the ECU shuts down the > boost pressure because it was getting too high... > > I'm thinking an intermittent problem with the mass air sensor, a DTi thing > on UK Vauxhalls and given the TiD's origins, sounds plausable. Is there > anything else it might be? A collapsed hose somewhere? Crud in the air > filter? > Unplug the AMM and go for a drive. If its now smooth, albeit down on power, but consistent, then yes the issue is 95% with the AMM. Tim..

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