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Knock Sensor Q



actually the RD engine (jetta's) I believe have knock boxes on these cars (I
could be wrong)

==========================================
ATS - Patrick Bureau
1985 8v **Planning 3A/JH  Upgrade**
1988 16v ** FOR SALE : 1500.00$ **
Web Site : http://longcoeur.com/scirocco


=>-----Original Message-----
=>From: Wm. Josiah Erikson [mailto:scirocco@insanetechnology.com]
=>Sent: Thursday, May 23, 2002 10:31 AM
=>To: ATS - Patrick Bureau
=>Cc: Jonas K.; scirocco list; Chris DeLong
=>Subject: RE: Knock Sensor Q
=>
=>
=>Maybe I missed something, but Scirocco 8v's don't have knock boxes.
=>	-Josiah
=>
=>
=>On Thu, 23 May 2002, ATS - Patrick Bureau wrote:
=>
=>> you know I read your replies 3 times... and you make no sense
=>what so ever.
=>>
=>> 1. you are saying that the 8v and 16v knock box are the same
=>(or you don't
=>> know)
=>> 2. then you say the relay has nothing to do with it, but the cut off is
=>> controlled by the knock box
=>>
=>> now if the knock boxes are the same and the relays are not the
=>controlling
=>> device, how does the
=>> knock box know its controlling an 8v (6800Rpm) or 16v engine
=>(7200 rpm) and
=>> adjust itself to the proper engine?
=>>
=>> what I want to know is
=>> what controls the rev limitation (knock box? relay?) if knock box, then
=>> logic dictates that an 8v and 16v knock box would be different
=>JUST because
=>> they rev limitator are set different  (no matter if they are
=>wired the same)
=>>
=>> and btw.. I am talking about SCIROCCO here not A2.
=>>
=>>
=>>
=>> ==========================================
=>> ATS - Patrick Bureau
=>> 1985 8v **Planning 3A/JH  Upgrade**
=>> 1988 16v ** FOR SALE : 1500.00$ **
=>> Web Site : http://longcoeur.com/scirocco
=>>
=>>
=>> =>-----Original Message-----
=>> =>From: scirocco-l-admin@scirocco.org
=>> =>[mailto:scirocco-l-admin@scirocco.org]On Behalf Of Jonas K.
=>> =>Sent: Tuesday, May 21, 2002 12:47 PM
=>> =>To: ATS - Patrick Bureau; scirocco list; Chris DeLong
=>> =>Subject: Re: Knock Sensor Q
=>> =>
=>> =>
=>> =>I'll jump in here to see if I can help,
=>> =>
=>> =>On 5/21/02 8:35 AM, "ATS - Patrick Bureau" <pbureau@attbi.com> wrote:
=>> =>>
=>> =>> 1. so you are saying that a 8v and 16v knock box are the same
=>> =>identical box?
=>> =>
=>> =>I've got no friggin clue (I know, lots of help...). Simple to
=>figure out
=>> =>though. Someone with a A2 bentley needs just look at the 8v
=>vs 16v knock
=>> =>sensor connections. If they match up, you're good to go. I would think
=>> =>they're the same.
=>> =>
=>> =>> 2. get a 16v fuel relay because it runs up to 7200
=>> =>
=>> =>AFAIK the actual relay has nothing to do with it. The Knock box has an
=>> =>output to trigger the relay, similar as how the coil would do for
=>> =>A1's. Once
=>> =>the RPM's have exceeded a preset value (7200 for 16v and
=>6k-something for
=>> =>8v) then the box shuts off fuel through the FPR.
=>> =>
=>> =>> 3. because I have an 85, I will need to cut lead 11 to
=>prevent cut off @
=>> =>> 6800 EVEN if I use a 16v FP relay ?
=>> =>
=>> =>No, your 85 is not like the 85 system he refers to. He's
=>talking about the
=>> =>GTI knock box, where you can cut a wire to bump up the rev limiter.
=>> =>Otherwise the fun stops at around 6k-even.
=>> =>
=>> =>To install a knock system in your 85 scirocco, you'll want to
=>leave your
=>> =>original fuel pump relay, and now you won't have a
=>rev-limiter. Simple as
=>> =>that. Theres a neat wiring diagram at
=>>
=>=><http://www.volkswagen.org/EngineSwap/Knock%20Sensor%20Diagram%20II.JPG>
=>> =>Notice that there's no connection to the FPR.
=>> =>
=>> =>HTH,
=>> =>Jonas
=>> =>
=>> =>
=>> =>_______________________________________________
=>> =>Scirocco-l mailing list
=>> =>Scirocco-l@scirocco.org
=>> =>http://neubayern.net/mailman/listinfo/scirocco-l
=>>
=>>
=>> _______________________________________________
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=>>
=>
=>--
=>'87 5KCSTQW
=>'84 GTi
=>http://insanetechnology.com
=>