Arthur, heres the layout on the relays for the m51, in
your case i can't really help much since we don't get the diesels in the US and I haven't worked on one...
Originally Posted by arthur_525TDS
I would like to pass my grateful thanks to Bill R. Thank you very much Bill for your response with detailed illustrations.
Just could you tell me please where has installed the fuel heater relay ( what number is it in picture or where it has located? ) ? I know the number 2 is the fuel transfer pump's relay. I would like to test according to your recommendations. Thanks.
With best regards,
Arthur.
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