I think you will find this has a five wire wide band oxygen sensor fitted.
Regards Barry
Lets do it to them... before they do it to us...
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Vauxhall Signum 2.2 2005 - MOT emission failure, high CO and HC Lamda 0.946 # - Adrian Wellard January 28, 2010, 5:38 pm
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on January 29, 2010, 4:17 pm, in reply to "