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Yesterday, 10:38 AM
Replies: 127
Views: 5,629
Posted By peanut

Any progress ? have you had a chance to do the...

Any progress ? have you had a chance to do the T87 test yet
04-21-2024, 04:01 PM
Replies: 127
Views: 5,629
Posted By peanut

You only need to check terminal 87 to see if it...

You only need to check terminal 87 to see if it has 12v+ with the ignition on and the DME relay in place.
We know now that the first relay 85 & 86 is activating . We just need to confirm 87 hs=as...
04-21-2024, 01:45 PM
Replies: 127
Views: 5,629
Posted By peanut

Excellent at last we are getting somewhere!...

Excellent at last we are getting somewhere! that's good work. :thumbup:
As Sherlock said...'when you have eliminated the impossible, whatever remains, however improbable , must be the truth'...
04-21-2024, 08:22 AM
Replies: 127
Views: 5,629
Posted By peanut

The next time you visit the car perhaps you could...

The next time you visit the car perhaps you could check and clean three important ground or earth points GPll GPlll & GPlV
GP2 and GP3 are located on the chassis rail ....and GP4 which should be...
04-20-2024, 11:18 PM
Replies: 19
Views: 475
Posted By peanut

it sounds to me like water has got into your DME...

it sounds to me like water has got into your DME when washing the car...either that or water has got into something that is causing an intermittent connection.
I think I wold be tempted to put a...
04-20-2024, 03:43 PM
Replies: 127
Views: 5,629
Posted By peanut

sorry but a lengthy post i just made has...

sorry but a lengthy post i just made has completely gone missing ?.... argghhhhh

i haven't the strength to re-type it all so a short note will have to do.

You really need to pull the E...
04-20-2024, 08:59 AM
Replies: 127
Views: 5,629
Posted By peanut

Edited. ok I hadn't realised that your car was...

Edited.
ok I hadn't realised that your car was parked away from your home.
The 3rd wire. its a ground wire for the EMF shielding that is wrapped around you sensor wires which prevents external...
04-20-2024, 07:28 AM
Replies: 127
Views: 5,629
Posted By peanut

I do appreciate that even with all your...

I do appreciate that even with all your meticulous testing that you still haven’t found the Non start issue or issues. We all know how utterly frustrating that can be.

So try and imagine how...
04-19-2024, 01:06 PM
Replies: 127
Views: 5,629
Posted By peanut

Are you sure that you have the correct sensors...

Are you sure that you have the correct sensors for your year car ? If you have a 3rd wire it must be the shield wire and usually goes to ground .
Could you list the part numbers of the ref and...
04-19-2024, 09:15 AM
Replies: 127
Views: 5,629
Posted By peanut

ahh thats good news. Working on your back in the...

ahh thats good news. Working on your back in the passenger footwell in the dark is no fun :D look forward to hearing from you and moving to the next stage. of checks
04-18-2024, 06:59 PM
Replies: 127
Views: 5,629
Posted By peanut

apologies ...I have been assuming that this was a...

apologies ...I have been assuming that this was a 85.5 or later car...Ok so I believe that your fuse relay block doesn't look like the one in my video ?
Is it only accessible from inside the...
04-18-2024, 03:27 PM
Replies: 127
Views: 5,629
Posted By peanut

I can understand the garage point of view. The...

I can understand the garage point of view. The problem for them is so much has been changed and plugged and unplugged that there could well be several issues now .
Don't give up just yet.;) The DME...
04-17-2024, 06:50 PM
Replies: 127
Views: 5,629
Posted By peanut

I have been following this thread with interest. ...

I have been following this thread with interest.
I struggle to read wiring schematics these days due to vision deterioration so please tell me if I make an error or omission .
It occurs to me that...
04-14-2024, 12:43 PM
Replies: 127
Views: 5,629
Posted By peanut

which DME relay terminal did you measure voltage...

which DME relay terminal did you measure voltage on ? was it terminal 30 or 86 ? or 87 ? .........you need to be precise about your descriptions as we are unable to see your tests or check for...
04-14-2024, 12:01 PM
Replies: 127
Views: 5,629
Posted By peanut

I think you are overthinking it Tiger ;) ...

I think you are overthinking it Tiger ;)

Just crank the engine continuously for 10 seconds ....timing it with your watch or cellfone whilst counting the number of times that you hear the starter...
04-11-2024, 04:57 PM
Replies: 127
Views: 5,629
Posted By peanut

the car will not start until you have a visible...

the car will not start until you have a visible tach bounce. The DME is programmed not to ground the ignition until it has a speed signal value of over 225 rpm and a crank position value
Did you...
04-07-2024, 06:33 PM
Replies: 2
Views: 261
Posted By peanut

great picture thanks for posting. Unfortunately...

great picture thanks for posting.
Unfortunately with the plastic trim fitted I cannot see the metalwork beneath ..
I hadn't realised that a late 944 2.5 model would have plastic trim like the S2...
04-07-2024, 10:17 AM
Replies: 127
Views: 5,629
Posted By peanut

My guess for the non bounce of the Tachometer is...

My guess for the non bounce of the Tachometer is that you have gapped the speed reference sensor too far off of the flywheel with the plastic washers.
Have you got a Workshop Manual ? there are...
04-07-2024, 08:24 AM
Replies: 2
Views: 261
Posted By peanut

Picture needed of the front left hand side sill

I recently bought a project 1990 944 which had received substantial damage to the front of the left hand sill.

It looks like the car has been driven over a curb and the sill has been slammed from...
04-07-2024, 07:01 AM
Replies: 127
Views: 5,629
Posted By peanut

Not really ....;) What this engine needs...

Not really ....;) What this engine needs primarily is a fully working Bosch Motronic Fuel Injection & Engine Management system .
Without that ........the presence, or not ,of air ,fuel and...
04-06-2024, 05:58 AM
Replies: 127
Views: 5,629
Posted By peanut

as 944m3 says , DME relay bypass is the next step...

as 944m3 says , DME relay bypass is the next step for a no start scenario.

First remove the DME relay and test that you have 12v+ on terminal 30 of the DME relay socket .
This is a constant live...
03-31-2024, 01:39 PM
Replies: 10
Views: 416
Posted By peanut

here is a link to a similar no start situation...

here is a link to a similar no start situation that I tried to help the 924S owner with way back in 2013 ! ( where have all the years gone. )
You may find something helpful in this thread if you...
03-31-2024, 01:27 PM
Replies: 10
Views: 416
Posted By peanut

you will have to check your DME relay I am not...

you will have to check your DME relay I am not familiar with the 924
On all of the 944 models the DME relay is a double relay and you should connect socket terminals 30 ,87 and 87b :thumbup:

To...
03-31-2024, 12:09 PM
Replies: 10
Views: 416
Posted By peanut

the first check that I carry out a non start...

the first check that I carry out a non start Porsche of this period is to remove the DME relay and measure the voltage on terminal 30 of the DME relay socket with the ignition switched off.
There...
03-29-2024, 07:24 AM
Replies: 8
Views: 364
Posted By peanut

have you put the car in first gear and rocked it...

have you put the car in first gear and rocked it back and forth to check to see if the starter pinion is jammed in the engaged position.?

When you turn the ignition key to the ON position.... a...
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