home register FAQ memberlist calendar

Go Back   Turbobricks Forums > Search Forums

Showing results 1 to 50 of 300
Search took 0.03 seconds.
Search: Posts Made By: bobxyz
Forum: performance & modifications Yesterday, 12:53 AM
Replies: 16
Views: 284
Posted By bobxyz
From the archives:...

From the archives: http://forums.turbobricks.com/showthread.php?t=105192
(And Stoni/Dirk still seems active in Volvo's, but his web address has changed to: http://www.stonis-world.com/lh_ezk.html)
Forum: maintenance & nonperformance Yesterday, 12:50 AM
Replies: 24
Views: 677
Posted By bobxyz
I just ran across this link again while looking...

I just ran across this link again while looking at an old EZK thread:
http://www.stonis-world.com/sebconm.html

Try contacting Stoni and see if he can offer a suitable replacement for your EGT...
Forum: performance & modifications 02-19-2019, 10:09 PM
Replies: 16
Views: 284
Posted By bobxyz
Sorry, the wasted spark board is LH2.4/EZ116K...

Sorry, the wasted spark board is LH2.4/EZ116K only. It uses the conditioned signal from the 60-2 CPS and counts out which half of the revolution the crank is on. If it's the upper half, then the...
Forum: performance & modifications 02-19-2019, 09:22 PM
Replies: 16
Views: 284
Posted By bobxyz
OK, I looked at a '87 740 greenbook and see what...

OK, I looked at a '87 740 greenbook and see what you mean about the 3rd wire.

For LH2.2/EZ117K (turbo), I think the 3 wires are
- EZK-15 to ECU-12 Knock signal from EZK to ECU, grounded by EZK...
Forum: maintenance & nonperformance 02-19-2019, 08:31 PM
Replies: 24
Views: 677
Posted By bobxyz
As an educated guess, the circuit consists of: ...

As an educated guess, the circuit consists of:
- a LTC chip to compensate for the thermocouple junction (EGTC-2)
- a LTC op-amp to condition/boost the thermocouple signal (EGTC-1)
- a Signetics...
Forum: performance & modifications 02-19-2019, 08:17 PM
Replies: 16
Views: 284
Posted By bobxyz
I haven't gone through the details but looking at...

I haven't gone through the details but looking at a wiring diagram for an early 740T with LH2.2 ECU and a EZ117K versus a '93 240 with LH2.4 ECU and a EZ116K, they look similar. The pin numbers on...
Forum: performance & modifications 02-18-2019, 10:59 AM
Replies: 19
Views: 583
Posted By bobxyz
TERMINAL 11 TRICK FOR 240 TURBOS ...

TERMINAL 11 TRICK FOR 240 TURBOS
http://www.turbobricks.com/mods.php?content=art0021
Forum: maintenance & nonperformance 02-15-2019, 11:05 PM
Replies: 9
Views: 293
Posted By bobxyz
The simple test would be to jumper the relay so...

The simple test would be to jumper the relay so the pumps are energized and then measure the voltage at the pump connectors -- meter red lead to yellow wire, meter black to black. Does the meter...
Forum: maintenance & nonperformance 02-15-2019, 10:01 PM
Replies: 9
Views: 293
Posted By bobxyz
Yes, there's a + (yellow) and a - (black) post on...

Yes, there's a + (yellow) and a - (black) post on the pumps (clean the dirt off and you should see a + and a - embossed into the plastic at the base of the posts). +12v yellow or yellow/red wire...
Forum: performance & modifications 02-15-2019, 09:22 PM
Replies: 11
Views: 489
Posted By bobxyz
If you haven't seen it, there's a long thread...

If you haven't seen it, there's a long thread about cooling issues and plugs here:
http://forums.turbobricks.com/showthread.php?t=218895

IIRC, the rambling conclusion was that some blocks flex at...
Forum: performance & modifications 02-15-2019, 08:33 PM
Replies: 19
Views: 583
Posted By bobxyz
K-Jet is awesome! 197hp @ 16psi on what looks...

K-Jet is awesome! 197hp @ 16psi on what looks like an original B21FTi.

You just need to breathe hard on your MBC or disti, or hose down the intercooler, and you'll break 200. Very nice :cool:
...
Forum: performance & modifications 02-15-2019, 12:20 PM
Replies: 9
Views: 317
Posted By bobxyz
The chips, injectors, and AMM go together as a...

The chips, injectors, and AMM go together as a package. If you have the original AMM, Injectors, and ECU/EZK, it should work (it might take a little while to learn due to different turbo, and maybe...
Forum: maintenance & nonperformance 02-13-2019, 05:41 PM
Replies: 4
Views: 244
Posted By bobxyz
Do the pics here help? ...

Do the pics here help? http://forums.turbobricks.com/showthread.php?t=322700
Forum: maintenance & nonperformance 02-09-2019, 02:19 PM
Replies: 2
Views: 233
Posted By bobxyz
I looked at the datasheet for the Bosch Double...

I looked at the datasheet for the Bosch Double Fire Coil 2x2 0 221 503 407, and the primary resistance is a tiny 500 mOhms (0.5 ohms). Hold your probe tips together to get the baseline reading from...
Forum: maintenance & nonperformance 02-08-2019, 10:00 PM
Replies: 8
Views: 401
Posted By bobxyz
From the looks of it, a couple big C-clamps, or...

From the looks of it, a couple big C-clamps, or beefy woodworking bar clamps, would help pre-tension one side of the frame. To get the final springs in place, I'd use a big round-shaft screwdriver...
Forum: website & board 02-08-2019, 09:54 PM
Replies: 170
Views: 4,872
Posted By bobxyz
1) How many mods are there, and how long could we...

1) How many mods are there, and how long could we have C&M in the main forums with a coordinated 24-hour mod "vacation"? :oogle:
[getting back from vacation would really suck, and I'd guess this is...
Forum: aftermarket engine management 02-06-2019, 11:11 PM
Replies: 4
Views: 158
Posted By bobxyz
Depending on the software settings, the wideband...

Depending on the software settings, the wideband might or might not be needed to run the engine. If it's setup for open-loop, it ignores the WB02 for fueling when running. If setup for closed-loop,...
Forum: website & board 02-06-2019, 08:09 PM
Replies: 170
Views: 4,872
Posted By bobxyz
$50 sent -- less than $1 a week for great...

$50 sent -- less than $1 a week for great knowledge and fine entertainment!
Forum: performance & modifications 02-06-2019, 12:49 AM
Replies: 13
Views: 715
Posted By bobxyz
See...

See http://forums.turbobricks.com/showpost.php?p=5909585&postcount=23

You can also look around for a 1993 240 greenbook that shows the general way LH2.4 fuel pumps, etc. are wired and fused.
Forum: maintenance & nonperformance 02-06-2019, 12:40 AM
Replies: 3
Views: 391
Posted By bobxyz
If you have few hours to spare, find a copy of...

If you have few hours to spare, find a copy of Volvo greenbook "Volvo TP 31397-1 Ignition.pdf" and it will tell you all about ignition systems and what happens when knock is detected.
Forum: maintenance & nonperformance 02-02-2019, 04:05 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Depending on your harness, the injectors may be...

Depending on your harness, the injectors may be powered from the fuel pump power. If so, you won't have injector power until the fuel pumps turn on. Are you pumps on all the time -- I think you had...
Forum: maintenance & nonperformance 02-02-2019, 03:44 PM
Replies: 123
Views: 2,514
Posted By bobxyz
OK, all 4 injectors are wired in parallel. With...

OK, all 4 injectors are wired in parallel. With key off, and all 4 unplugged, check the resistance at connector pin 1 to pin 1 to pin 1 to pin 1, and then the same for pin 2. That will at least...
Forum: maintenance & nonperformance 02-02-2019, 03:39 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Nice to see the progress :) Your harness has...

Nice to see the progress :)

Your harness has provisions for low impedance Turbo injectors and a resistor pack. One wire from each of the injectors runs to the resistor pack connector. For...
Forum: maintenance & nonperformance 02-02-2019, 12:43 AM
Replies: 123
Views: 2,514
Posted By bobxyz
Without looking at a wiring diagram, and without...

Without looking at a wiring diagram, and without seeing how your harness is built, this is probably OK. Pin 2 and 4 are main ground and main +12v. I'd guess that even with EZK unplugged, that there...
Forum: maintenance & nonperformance 02-01-2019, 06:02 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Hmmm..... Seems like you're good to the...

Hmmm..... Seems like you're good to the powerstage, but then goes bad. I'm trying to think of something that fits your symptoms and part swaps, but don't have anything likely.

A bad powerstage...
Forum: maintenance & nonperformance 02-01-2019, 05:18 PM
Replies: 123
Views: 2,514
Posted By bobxyz
OK, seems to be no spark signal from EZK to...

OK, seems to be no spark signal from EZK to powerstage, or the blip is too small to catch on your meter. I think you can check for a blip from EZK with the powerstage unplugged. You'd measure...
Forum: maintenance & nonperformance 02-01-2019, 04:28 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Since you can get to the back side of the...

Since you can get to the back side of the powerstage pins, here's a few more voltages to check. With everything connected (injectors can be unconnected) and key on, measure between powerstage pins...
Forum: maintenance & nonperformance 02-01-2019, 04:14 PM
Replies: 123
Views: 2,514
Posted By bobxyz
For checking the coil pin 1, leave it plugged in....

For checking the coil pin 1, leave it plugged in.

Sorry, for the powerstage, I snuck in an edit on you:
[Edit: probe this one to the battery - post, the EZK signal is 0v and pulses to +5v during...
Forum: maintenance & nonperformance 02-01-2019, 03:25 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Great! I'd unplug the injectors, to keep...

Great!

I'd unplug the injectors, to keep from filling up the cyls, and keep spinning it by hand until you have working spark.

First off, unplug the center lead from the disti and fix it next...
Forum: maintenance & nonperformance 02-01-2019, 02:16 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Your 2nd pair of voltage measurements seem OK...

Your 2nd pair of voltage measurements seem OK (probably 2x 0.6v diode drops on power filtering). With this, you have good voltage levels at the connectors (but this doesn't always mean the voltages...
Forum: maintenance & nonperformance 02-01-2019, 12:00 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Thanks for the measurements. They look...

Thanks for the measurements. They look surprisingly close to each other for being scattered about the engine compartment.

I expected the #2 (disti) measurement to be ~0.6v lower than the others...
Forum: maintenance & nonperformance 02-01-2019, 12:53 AM
Replies: 123
Views: 2,514
Posted By bobxyz
Disconnect the distributor and the powerstage. ...

Disconnect the distributor and the powerstage. With key on, measure and write down these voltages:
1) battery + post to - post
2) distributor harness connector + to - pin (the outer 2, the middle...
Forum: maintenance & nonperformance 01-30-2019, 01:06 AM
Replies: 4
Views: 355
Posted By bobxyz
Unplug it / ignore it. It didn't show up until...

Unplug it / ignore it. It didn't show up until the later turbos anyway so it can't be that critical.
Forum: maintenance & nonperformance 01-29-2019, 10:29 PM
Replies: 4
Views: 355
Posted By bobxyz
It's a heater for the PCV vapors from the block...

It's a heater for the PCV vapors from the block going back into the intake hose. Apparently, there were some problems with ice forming then breaking off and going into the turbo compressor.
Forum: performance & modifications 01-29-2019, 09:44 PM
Replies: 13
Views: 715
Posted By bobxyz
In your first picture, it looks like you have the...

In your first picture, it looks like you have the white fuel pump relay plugged in. It needs to stay plugged in. To run the fuel pump (or pumps), you want to wire to the fat yellow/red wire in the...
Forum: article composition 01-29-2019, 09:38 PM
Replies: 451
Views: 200,604
Posted By bobxyz
I haven't installed a WS board, but I think that...

I haven't installed a WS board, but I think that the original spark pin on the EZK that went to the single ignition module is still fully functional. If so, you can wire a gutted relay to this pin...
Forum: maintenance & nonperformance 01-27-2019, 07:42 PM
Replies: 38
Views: 1,022
Posted By bobxyz
First off, don't use the electronic cluster...

First off, don't use the electronic cluster connectors from the '89 with the '85 cluster. The pins are different between the two. Specifically,
- pin 6 of round connector (31/6) is...
Forum: maintenance & nonperformance 01-26-2019, 04:55 PM
Replies: 38
Views: 1,022
Posted By bobxyz
Thanks for the connector pictures, and for the...

Thanks for the connector pictures, and for the explanation of the as-yet-unused electronic console connectors. I misunderstood and thought you had the 9-pin LH2.4 connector. Ignore my previous...
Forum: maintenance & nonperformance 01-26-2019, 03:21 PM
Replies: 38
Views: 1,022
Posted By bobxyz
'85 4-pin cabin connector: yel/red (thick) ...

'85 4-pin cabin connector:
yel/red (thick)
white (thin)
red/black (thin)
red (thin)
>>> I couldn't find this in any diagram. Thick yel/red is very likely power to fuel pumps (from relay in...
Forum: maintenance & nonperformance 01-26-2019, 02:04 PM
Replies: 38
Views: 1,022
Posted By bobxyz
It's 30deg in my garage so I'll get another cup...

It's 30deg in my garage so I'll get another cup of coffee and take a look over your wiring descriptions.

Do you still have the original 9-pin connector with wire stubs sticking out? It's often...
Forum: maintenance & nonperformance 01-26-2019, 12:42 PM
Replies: 38
Views: 1,022
Posted By bobxyz
No power to the diag box is suspicious. The +12v...

No power to the diag box is suspicious. The +12v to the box comes from the ignition switch and is shared by the ECU and EZK. Since it runs a bit, the EZK box is getting power. Maybe the ground...
Forum: maintenance & nonperformance 01-26-2019, 12:56 AM
Replies: 38
Views: 1,022
Posted By bobxyz
A picture's worth a thousand words, and sbabbs'...

A picture's worth a thousand words, and sbabbs' video is even better!

For OP:
- what year/model harness are you using? I'd assume a 240 harness.
- what did you need to custom wire? Injectors...
Forum: maintenance & nonperformance 01-25-2019, 08:46 PM
Replies: 38
Views: 1,022
Posted By bobxyz
It's been a long week so I may not be remembering...

It's been a long week so I may not be remembering this correctly...

I think someone on here had a flooding problem that ended up being the wrong connector plugged onto the Cold Start Injector...
Forum: maintenance & nonperformance 01-25-2019, 07:44 PM
Replies: 12
Views: 612
Posted By bobxyz
If it's an unmolested factory turbo block, why...

If it's an unmolested factory turbo block, why not get a yoshifab adapter, or equivalent? Probably cheaper than a jumbo tap too....
Forum: maintenance & nonperformance 01-20-2019, 05:04 PM
Replies: 8
Views: 377
Posted By bobxyz
Edit: OK, I think I figured out the wiring. Try...

Edit: OK, I think I figured out the wiring. Try this:

1) +12v to cluster: pin D4
2) ground to cluster: pin D3
3) Speedo VR sensor wires (two) to cluster: pins D1, D2 (doesn't matter which wire...
Forum: maintenance & nonperformance 01-19-2019, 07:36 PM
Replies: 123
Views: 2,514
Posted By bobxyz
Hall sensor power comes from the EZ117K. Check...

Hall sensor power comes from the EZ117K. Check that +12V to the EZK box is good. Check too that the ground to the EZK box is connected to the manifold.

What wiring diagram, or instructions, are...
Forum: maintenance & nonperformance 01-18-2019, 08:17 PM
Replies: 4
Views: 356
Posted By bobxyz
I'd look everywhere else for the stalling problem...

I'd look everywhere else for the stalling problem first -- there's no way that Volvo sold a car that starts then stalls immediately at 68deg. The TSB says "may stall immediately after starting if it...
Forum: maintenance & nonperformance 01-16-2019, 09:13 PM
Replies: 79
Views: 5,132
Posted By bobxyz
Great, glad you figured it out and got it...

Great, glad you figured it out and got it running! :)

Pin 4 on the ignition module, or power stage, provides a small amount of +12volt power for the module itself. Without this, the electronics...
Forum: performance & modifications 01-16-2019, 05:17 PM
Replies: 59
Views: 5,353
Posted By bobxyz
If timing is 90degrees off, can't you just rotate...

If timing is 90degrees off, can't you just rotate the plug wires by one position? Setup the engine at TDC #1 both valves closed, then see which post/tower the distributor rotor points to. Wire that...
Forum: maintenance & nonperformance 01-15-2019, 08:49 PM
Replies: 2
Views: 282
Posted By bobxyz
Flip through cleanflametrap.com's dash...

Flip through cleanflametrap.com's dash removal/heater core replacement/blower replacement pictures and you should be able to find pictures showing the defrost vents and actuators. There's a small...
Showing results 1 to 50 of 300

 
Forum Jump

All times are GMT -4. The time now is 03:47 PM.

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions Inc.