[20v] no spark/start codes&questions

brian hoeft qweblog at gmail.com
Mon Oct 29 13:19:56 PDT 2007


thanks Ben, I do realize the necessity, have been on the hunt for a Bentley.

your typing is appreciated, brian


On 10/29/07, Ben Swann <benswann at verizon.net> wrote:
>
>  My first comment to you and all – if you own this or any older VAG car –
> you need a Bently, unless you plan to have someone else service it.
>
>
>
> Dead middle of window means the hall sensor is pointing at the middle of
> the hall window (the square cut in the rotating shield) when engine at TDC.
> When engine at TDC distributor is set correct when middle of rotor points to
> the notch in the distributor.
>
>
>
> TDC is when the 0 on the flywheel (there is a hash mark on the flywheel
> too) is next to the offset part of the cutout in the hole in the
> bellhousing.  A lot of words to poorly describe what a picture in the
> Bentley shows clearly.  The dimple in the front timing cover that is
> sometime used to locate timing belt with crank-pully is not a reliable
> method of finding TDC, since the harmonic balancer hubs tend to slip.
>
>
>
> The cam dimple can be off too and the 20V setting is different than the
> 20V setting.
>
>
>
> You really need to get yourself a Bentley.
>
>
>
> Ben
>
> Please note change of email address to benswann at verizon.net
>
>
>  ------------------------------
>
> *From:* brian hoeft [mailto:qweblog at gmail.com]
> *Sent:* Monday, October 29, 2007 3:41 PM
> *To:* Mark Wetzel; 20v at audifans.com; Ben Swann
> *Subject:* Re: [20v] no spark/start codes&questions
>
>
>
> fuel gauge/inst. cluster works fine.
>
>
>
> no 12v to either crank sensors.. all fuses=OK
>
>
>
> I dont have the bentley to reference hall sensor tests.
>
>
>
> & to Ben.. when you say distributor is to be dead middle of window.. do
> you mean the 'O' reference mark on the flywheel?
>
>
>
> I thought that 'O' had to be halfway(in&out of view) on each side of the
> flat spot on the bell housing? with the cam dimple and dist notch perfectly
> on mark..
>
>
>
> thanks again, brian
>
>
>
>
>
>
>
> On 10/28/07, *Mark Wetzel* <mark.wetzel at verizon.net> wrote:
>
> I'm just thinking that there's got to be something in common for all 3 to
> be coding. It's just a guess, but maybe  the instrument 12v isn't there. I'm
> going blind, since I don't have a manual at home. But I'm pretty sure the
> fuel gauge and a few other things run off that 12V. So if the fuel gauge
> isn't working then maybe that's it.
>
>
>
> I'll try and remember to bring the manual home from the shop tomorrow.
>
>
>
> Mark
>
>
>
> *From:* brian hoeft [mailto:qweblog at gmail.com ]
> *Sent:* Sunday, October 28, 2007 7:34 PM
> *To:* Mark Wetzel
> *Cc:* 20v at audifans.com
> *Subject:* Re: [20v] no spark/start codes&questions
>
>
>
>
>
> On 10/27/07, *Mark Wetzel* <mark.wetzel at verizon.net> wrote:
>
> The black goes to the position/bottom sensor. My electrical book is at the
> shop, I know it has the values in it, sorry. Any bits stuck to the back
> side
> of the sensor? Don't know if you've got access to a scope, but that would
> be
> good for a dynamic test.
>
>
>
> thanks,  I could pull the sensors since they are magnets and could have
> debris on them.. boy wouldn't that be a find..
>
> I have no experience with an oscilloscope..
>
>
>
> Hmmm, have to think about this one. All of you sensors are coding... Darn,
> which I had the manual here. Gotta be something common to all three.
>
> For grins check each sensor with the key on and see if you have 12v to one
>
> side. I wonder if you've lost 12v to each of the sensors. Does you fuel
> gauge work?
>
>
> I can check voltage at the sensors tomorrow.
>
> the cars fuel gauge in the cluster? or are you suggesting testing it at
> rest or while cranking?
> or is there some silly dash anomaly that prevents spark?
>
>
> thank you, brian
>
>
>
>
>
>
>
>
>
>
> -----Original Message-----
> From: 20v-bounces at audifans.com [mailto: 20v-bounces at audifans.com] On
> Behalf
> Of brian hoeft
> Sent: Saturday, October 27, 2007 10:10 PM
> To: 20v at audifans.com
> Subject: [20v] no spark/start codes&questions
>
> looking for help diagnosing a pre march 90 coupe.
>
> Im getting codes 2111(crank speed), 2112(crank position) and 2114(hall) in
>
> that order.
>
> I set TDC, aligned the rotor to the dist. notch, and resistance between
> pins
> 1&2 of both position and speed sensors are at ~1k ohms
>
> the car recently received a new ignition coil and speed sensor.  when
> everything is hooked up in its original(to me) setup it cranks fine but
> wont
> spark&fire.
>
> Could someone confirm which harness is color coded to which crank sensor?
> and what values are good to see from the distributor&sensors?
>
> the pin is definitely in the flywheel, I cannot vouch for flywheel teeth.
>
> /:
> When I swapped sensor harnesses the car fires for one second and
> immediately
> stalls.
>
> &.. do the codes clear after the 4 long flashes? or?
>
>
> thank you.
>
>
>
>
>
>
>
>
>
>
>
> --
> ====
> ! beat the NWO cult ! www.RonPaul2008.com <http://www.ronpaul2008.com/>|  www.BWAnetwork.com/home
> <http://www.bwanetwork.com/home>
> www.humanhealth.wholefoodfarmacy.com | and be proud of my allies at
> >> www.hourofthetime.com
>
> //brian
> _______________________________________________
> 20v mailing list
> 20v at audifans.com
> http://www.audifans.com/mailman/listinfo/20v
>
>
>
>
> --
> ====
> ! beat the NWO cult ! www.RonPaul2008.com <http://www.ronpaul2008.com/>|  www.BWAnetwork.com/home<http://www.bwanetwork.com/home>
> www.humanhealth.wholefoodfarmacy.com | and be proud of my allies at
> >> www.hourofthetime.com
>
> //brian
>
>
>
>
> --
> ====
> ! beat the NWO cult ! www.RonPaul2008.com <http://www.ronpaul2008.com/>|
> www.BWAnetwork.com/home <http://www.bwanetwork.com/home>
> www.humanhealth.wholefoodfarmacy.com | and be proud of my allies at
> >> www.hourofthetime.com
>
> //brian
>



-- 
====
! beat the NWO cult ! www.RonPaul2008.com |  www.BWAnetwork.com/home
www.humanhealth.wholefoodfarmacy.com | and be proud of my allies at
>> www.hourofthetime.com

//brian


More information about the 20v mailing list