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Showing results 1 to 25 of 42
Search took 0.01 seconds. Search: Posts Made By: 911hillclimber
Forum: Porsche 911 Technical Forum 04-20-2022, 08:42 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
BIG DAY today for me and the Lola, morning at the...

BIG DAY today for me and the Lola, morning at the rolling road, BHP Performance, very local to me which is nice for a change.

Strapped the car down on the rollers and warmed it up. First time Ben...
Forum: Porsche 911 Technical Forum 03-25-2022, 02:09 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Yes, I know to 3 in the UK here, one has been...

Yes, I know to 3 in the UK here, one has been installed 10 years ago and never adjusted since set-up.
Second has been installed for 3 years, all ok.
Both on 6 plug engines, 2.4 litres.

I hope...
Forum: Porsche 911 Technical Forum 03-24-2022, 03:27 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
I'm reluctant to 'upset' the engine now, but...

I'm reluctant to 'upset' the engine now, but tempted to put the VR back in and see what happens.

If the engine runs, then the fault was in the XDi all along.

If it fails to run, then the Hall...
Forum: Porsche 911 Technical Forum 03-23-2022, 10:16 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Thank you John. Checked all the plugs are...

Thank you John.
Checked all the plugs are firing which they are.
This was 12 starts one after another and the engine fired cleanly each time.

Spliced an old tacho housing and filled with a new...
Forum: Porsche 911 Technical Forum 03-22-2022, 03:47 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Soon be out to play. Here is Prescott, my first...

Soon be out to play.
Here is Prescott, my first race in the end of April

https://i.postimg.cc/L4CkF84H/IMG-1429.jpg (https://postimages.org/)2.99 breakfast (https://thesawmillgrill.com/breakfast)
Forum: Porsche 911 Technical Forum 03-22-2022, 12:01 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Tempted to convert the sensor back to vr and see...

Tempted to convert the sensor back to vr and see what happens.
If it runs, then the only change has been the XDi itself post testing at Electromotive.

Still, running now so that is good, and I...
Forum: Porsche 911 Technical Forum 03-22-2022, 10:47 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Doubt I will ever know TBH. two things changed:...

Doubt I will ever know TBH.
two things changed:
XDi came back from test at electromotive and the crank sensor changed from VR to Hall.

If I feel inclined, I will convert the sensor back to the...
Forum: Porsche 911 Technical Forum 03-22-2022, 08:33 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
IT RUNS! Checked all the wires, all the...

IT RUNS!

Checked all the wires, all the volts, all the pin-outs and most importantly swore at it.
Turned it all on. Pumped the carbs as usual and splutter and in an instant flashed into life....
Forum: Porsche 911 Technical Forum 03-21-2022, 03:42 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
You should be in my shoes! Progress today,...

You should be in my shoes!

Progress today, but no starting.
Tomorrow will check if 12V is at the coil packs. The wires belled through from +ve battery to the plugs on the packs with all isolators...
Forum: Porsche 911 Technical Forum 03-21-2022, 10:23 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Unexpectedly, FedEx arrived this afternoon out of...

Unexpectedly, FedEx arrived this afternoon out of the blue.
Thus i have the Xdi back and the new Hall sensor.

Got the 'conversion' wires all in and tidy and switched it all on. :shock:

The...
Forum: Porsche 911 Technical Forum 03-19-2022, 03:26 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
When I used the LiPo auxiliary battery to power...

When I used the LiPo auxiliary battery to power the XDi the +ve went to the XDI and the -ve went to the chassis ground, thus 12.7 volts to the XDi, through the xdi and to that batteries ground.

I...
Forum: Porsche 911 Technical Forum 03-19-2022, 01:19 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
The red solid light comes on directly after...

The red solid light comes on directly after cranking stops, or rather just after releasing the starter button.
I guess there is a 1/2 second between the release of the button and the crank actually...
Forum: Porsche 911 Technical Forum 03-19-2022, 11:09 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Start -up sequence: Turn power on to the...

Start -up sequence:
Turn power on to the ignition. Fuel pump runs, ignition alive (12.7 volts or what the battery is at)
Green light comes on solid on the XDi
Start the starter motor (push button...
Forum: Porsche 911 Technical Forum 03-19-2022, 09:25 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Just to recap please: I tried to get it to...

Just to recap please:
I tried to get it to spark for hours with the air gap @ 35 thou. clewett state a max gap of 50 thou, no minimum.
We tried 10 thou to see what happened. The scope traced a very...
Forum: Porsche 911 Technical Forum 03-18-2022, 01:47 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Yes, that trace was on the engine, 10 thou gap,...

Yes, that trace was on the engine, 10 thou gap, normal cranking speed.
Scope was on the connector at the end of the sensor lead.
We also tried the same with the polarity reversed, no difference....
Forum: Porsche 911 Technical Forum 03-18-2022, 11:59 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
The XDi has a light. Limited, but it starts on...

The XDi has a light.
Limited, but it starts on a solid Green on Switch ON. Crank the engine and the solid greed should go Green/red alternating.
On my unit the light stays solid Green until you...
Forum: Porsche 911 Technical Forum 03-18-2022, 10:40 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Yep, the XDi box, now tested by Electromotive in...

Yep, the XDi box, now tested by Electromotive in Virginia, and deemed trouble-free on testing did not 'see' the VR sensor. Never has in my hands.

You can see the VR sensor output. It looks good to...
Forum: Porsche 911 Technical Forum 03-18-2022, 10:00 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
I imagine it is the way the XDi unit 'clocks' the...

I imagine it is the way the XDi unit 'clocks' the TDC via the 2 missing teeth on the crank pulley wheel.
The missing tooth gap is clocked by the crank sensor when the crank rotates and the count...
Forum: Porsche 911 Technical Forum 03-18-2022, 07:07 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
There isn't one.The XDi has only the input of the...

There isn't one.The XDi has only the input of the crank sensor coming to the XDi.
Nothing else on the engine is monitored.
Power comes to the XDi separate to the coil packs.
It is a very simple...
Forum: Porsche 911 Technical Forum 03-18-2022, 01:04 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Thank you! We can all learn something every...

Thank you!
We can all learn something every day.

I will be going through all the wires today while the package is with FedEx.
Hope i find something silly.

Out of interest while I wait, here...
Forum: Porsche 911 Technical Forum 03-17-2022, 11:47 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
We had an occilloscope on the vr crank sensor and...

We had an occilloscope on the vr crank sensor and has a good sinusoidal wave form, surprisingly clean, esp with the air gap of 10 thou.
That is too close, so back to 40 thou.
The XDi is coming back...
Forum: Porsche 911 Technical Forum 03-17-2022, 12:32 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
I appreciate all your replies, always helps. ...

I appreciate all your replies, always helps.
The VR sensor has been set at 48 thou, 35 thou and 10 thou, no difference.

The signal is far sharper and greater amplitude at 10 thou, Clewett said it...
Forum: Porsche 911 Technical Forum 03-16-2022, 03:37 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Indeed they supply the XDi unconfigured, but I...

Indeed they supply the XDi unconfigured, but I have set it (and checked it many times).

I really have gone though the Manual, through all of Clewett's suggestions, Electromotive's too.
I've had 2...
Forum: Porsche 911 Technical Forum 03-16-2022, 11:57 AM
Replies: 81
Views: 5,010
Posted By 911hillclimber
My XDi box literally leaves them today for...

My XDi box literally leaves them today for England with a new hall sensor.
They took $16 off the price.
Costing a total of 384 dollars to get the lot back here....

I do hope it works.
If not I...
Forum: Porsche 911 Technical Forum 03-13-2022, 03:44 PM
Replies: 81
Views: 5,010
Posted By 911hillclimber
Hello everyone, and specially to John! To give...

Hello everyone, and specially to John!
To give some details:
Bought the XDi new a few months ago for this engine. Came from Clewett, a kit for a twin spark 911, 3.2.
Spent 40 hours installing it...
Showing results 1 to 25 of 42
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