Wiring query

Any general technical information & questions, body shell prep etc

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Wiring query

Postby ultegra » Thu Apr 15, 2010 7:13 pm

Engine is a non EWS s50b30.

Fitting in a '99 318ti.

Question about the thin light green wire that comes from DME pin 66 to X20 pin 7.

The ETM suggests that this is a "Drive Away Protection Signal" input to the DME from either the OBC/central body relay or the starter protection relay (depending on production date of the M3).

Per previous, as a work around the missing EWS3 on the car I intend to connect pins 7 and 8 on the EWS3 connector.

Given that the car is a '99 318ti, do i need to feed anything to X20 pin 7 to keep the DME happy?
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Re: Wiring query

Postby ultegra » Thu Apr 15, 2010 8:15 pm

Okay - the answer to this is that pin 66 on the DME does not require an input for normal function to be achieved. I fact it's recommended that this should be isolated.

Thanks for your advice Ian. Very much appreciated.
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