Does Ford buy them via Amazon ?? ;-) The price is right. http://www.amazon.co.uk/Febi-36070-Crankshaft-Timing-Wheel/dp/B00CD3DHXO
I can't find a source for the sensor in the US. Dave On 7/28/2015 6:01 AM, andy pugh wrote: > Now that many cars have automatic stop/start there is a requirement > for bidirectional crank position sensors. (So that the PCM can track > crank position if the crank rocks-back and still fire on the first > TDC). > > The sensors are (often) a magnetic track on the outside of a wheel. > The ones I have here a central boss with a 30mm bore, but this is > pressed into a sensor ring with a 70mm bore, which would be adequate > for quite large spindles. > > A typical encoder ring is Ford part number 7M5Q-6B319-BA which costs > £50 inclusive of VAT. > > The sensor is DS7Q-9E731-BA and costs £23 > > The encoder protocol is a bit unusual. Index is indicated by a missing > pulse, and direction is indicated by pulse length. So some changes > would be needed to the encoder component to support this class of > device. On the plus side you get index and direction for only one IO > line. > > I don't actually know what sensor is the Ford package however I have > found a direction-detecting sensor for ferrous targets such as gear > wheels here: > http://www.allegromicro.com/~/media/Files/Datasheets/ATS693-Datasheet.ashx?la=en > It isn't clear if that one can use missing-tooth index, it looks like > it might reject it as a vibration artefact. > > --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
