Bruce Davis ECU-EGT

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Originally Posted by Leo109

Hi Cols,

I'd have to agree. I've never noticed an EGT sensor in a standard Td5 exhaust, so it's got me beat how the ECU would know it needs to reduce the fuelling..

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The ecu uses the difference between the ambient air temperature and the inlet manifold air temperature as part of an algorithm to determine if it should reduce power to prevent excessive exhaust temperature.