STD Tuning Engine 97 om606A SOV opens and closes again when key om pos 2

97 om606A SOV opens and closes again when key om pos 2

97 om606A SOV opens and closes again when key om pos 2

 
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Ronny
Naturally-aspirated

3
12-14-2020, 09:15 AM #1
So my SoV opens but closes within one sec. 
And no fuel comes to ny nozzels.
So where do i start looking? ?
Anyone got wireing chart  for k40 - SoV
What info comes to K40 to make k40 open SoV?
Ronny
12-14-2020, 09:15 AM #1

So my SoV opens but closes within one sec. 
And no fuel comes to ny nozzels.
So where do i start looking? ?
Anyone got wireing chart  for k40 - SoV
What info comes to K40 to make k40 open SoV?

AlanMcR
mind - blown

400
12-14-2020, 03:51 PM #2
I would assume that your K40 has a bad solder joint and can't carry enough current to keep the ECU running. Very common. Open it up and resolder all of the big joints. (Or install a known good one). The K40 is very simple inside, just some relays and diodes.
This post was last modified: 12-14-2020, 03:52 PM by AlanMcR.
AlanMcR
12-14-2020, 03:51 PM #2

I would assume that your K40 has a bad solder joint and can't carry enough current to keep the ECU running. Very common. Open it up and resolder all of the big joints. (Or install a known good one). The K40 is very simple inside, just some relays and diodes.

Ronny
Naturally-aspirated

3
12-16-2020, 01:09 AM #3
(12-14-2020, 03:51 PM)AlanMcR I would assume that your K40 has a bad solder joint and can't carry enough current to keep the ECU running.  Very common.  Open it up and resolder all of the big joints.  (Or install a known good one).  The K40 is very simple inside, just some relays and diodes.
Thx for tips. I Will Try that ??
Ronny
12-16-2020, 01:09 AM #3

(12-14-2020, 03:51 PM)AlanMcR I would assume that your K40 has a bad solder joint and can't carry enough current to keep the ECU running.  Very common.  Open it up and resolder all of the big joints.  (Or install a known good one).  The K40 is very simple inside, just some relays and diodes.
Thx for tips. I Will Try that ??

Ronny
Naturally-aspirated

3
01-10-2021, 07:43 AM #4
I resolder all joins om K40. Start cranking and i got fuel out on nozzels after 2 sec .start closeing on nozzels,
Engine start shoting likt i want to start but just when it start it stop.
Trying abite more but it dead. Opened up om nozzels and no fuel.
Any tips for Next step? Her a k40? Can ut be the cranck pos censor?
Ronny
01-10-2021, 07:43 AM #4

I resolder all joins om K40. Start cranking and i got fuel out on nozzels after 2 sec .start closeing on nozzels,
Engine start shoting likt i want to start but just when it start it stop.
Trying abite more but it dead. Opened up om nozzels and no fuel.
Any tips for Next step? Her a k40? Can ut be the cranck pos censor?

AlanMcR
mind - blown

400
01-10-2021, 10:42 PM #5
If the crank position sensor is dead you will get no fuel at the nozzles. I find that it takes a while to get it going, even after the first firing. Try cracking open the fittings on half of the nozzles. Crank until it starts firing or starts squirting. Best to have two people. Have the other person crank so that you can watch and tighten fittings. Don't crank more than 20s at a time. No need to add "burned out starter" to your list.
AlanMcR
01-10-2021, 10:42 PM #5

If the crank position sensor is dead you will get no fuel at the nozzles. I find that it takes a while to get it going, even after the first firing. Try cracking open the fittings on half of the nozzles. Crank until it starts firing or starts squirting. Best to have two people. Have the other person crank so that you can watch and tighten fittings. Don't crank more than 20s at a time. No need to add "burned out starter" to your list.

 
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