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Search: Posts Made By: bobxyz
Forum: performance & modifications Yesterday, 08:24 PM
Replies: 4
Views: 91
Posted By bobxyz
146 is for B230F No EGR 149 is for B230FT EGR ...

146 is for B230F No EGR
149 is for B230FT EGR
You can chip either one. Keep the original chip, if it matches your motor, as a backup.
Forum: maintenance & nonperformance Yesterday, 12:50 AM
Replies: 5
Views: 153
Posted By bobxyz
Check the ECU/EZK fuse, and R&R the main relay. ...

Check the ECU/EZK fuse, and R&R the main relay. Maybe you have low +12volts on both boxes. You could also check continuity on the 2nd ECU ground, pin 17.
Forum: maintenance & nonperformance 01-17-2021, 06:22 PM
Replies: 18
Views: 499
Posted By bobxyz
Easiest is to use a good wire stripper on the old...

Easiest is to use a good wire stripper on the old wire and see which notch fits best -- you want the insulation to be cleanly cut (no pulling hard to tear the remaining bits) but none of the strands...
Forum: maintenance & nonperformance 01-16-2021, 03:18 PM
Replies: 18
Views: 499
Posted By bobxyz
The burnt up alternator-to-block wire acted as a...

The burnt up alternator-to-block wire acted as a fusible link and hopefully protected the rest of the wiring. Get a good alternator in there, charge up the battery, and see if it then behaves...
Forum: maintenance & nonperformance 01-16-2021, 03:04 PM
Replies: 4
Views: 230
Posted By bobxyz
Search for "1993" here:...

Search for "1993" here: https://ozvolvo.org/archive/
One of the matches will be for a 1993 greenbook wiring diagram, which should be close to your 92 245. See if this answers your questions.
Forum: maintenance & nonperformance 01-16-2021, 01:22 PM
Replies: 18
Views: 499
Posted By bobxyz
This most likely damaged the rectifier diodes in...

This most likely damaged the rectifier diodes in the alternator. It would cause problems charging the battery and, depending on the damage, could cause a high drain when off. Over time, the...
Forum: maintenance & nonperformance 01-15-2021, 12:55 PM
Replies: 5
Views: 468
Posted By bobxyz
That won't work. In addition to showing the...

That won't work. In addition to showing the speed, the factory speedometer generates a VSS signal for: ECU, Cruise, Climate, and O/D Relay (AT). While ABS uses the same differential speed sensor,...
Forum: performance & modifications 01-09-2021, 05:44 PM
Replies: 29
Views: 11,545
Posted By bobxyz
Other Options for Generating LH2.4 VSS

I've been running my LH2.4 converted '85 245 GLT using the mecanical speedo cruise control sensor and a gutted electronic speedometer board for a couple years now. It still works fine, but I never...
Forum: projects & restorations 01-05-2021, 01:53 AM
Replies: 126
Views: 41,257
Posted By bobxyz
On my '85 B21FT before LH2.4 conversion, the...

On my '85 B21FT before LH2.4 conversion, the pinout on that 8 pin bulkhead connector was:
1 - black, block oil pressure sensor, goes to instrument panel 31/5 - oil pressure warning light
2 -...
Forum: aftermarket engine management 01-04-2021, 11:19 PM
Replies: 9
Views: 726
Posted By bobxyz
The Zeal board uses an older VR conditioner chip,...

The Zeal board uses an older VR conditioner chip, a National Semi LM1815. The MicroSquirt, and higher-end MS boxes, use a newer Maxim Semi MAX9926 chip. I don't know how they compare.

jbperf.com...
Forum: maintenance & nonperformance 01-04-2021, 08:47 PM
Replies: 17
Views: 1,075
Posted By bobxyz
I haven't taken my blocked valve apart, but I'd...

I haven't taken my blocked valve apart, but I'd guess that it has a little one-way valve using a spring and ball, or spring and flap, under the little hat that sits on the corner. In the above...
Forum: aftermarket engine management 01-04-2021, 08:39 PM
Replies: 9
Views: 726
Posted By bobxyz
I looked at the manual, and it says to turn the...

I looked at the manual, and it says to turn the pots fully counter clockwise. I'm not sure why that didn't work OK for you.

Are you running wasted spark? Have you tried the...
Forum: article composition 01-04-2021, 08:29 PM
Replies: 84
Views: 78,228
Posted By bobxyz
Sorry, I can't help with the knock sensor. Try...

Sorry, I can't help with the knock sensor. Try posting something like "Adding LH2.4 Knock Sensor to B21 Block?" in the Performance&Modifications section and see if someone has done this before.
...
Forum: performance & modifications 01-03-2021, 10:07 PM
Replies: 19
Views: 1,682
Posted By bobxyz
If it still misbehaves, see if you can get any...

If it still misbehaves, see if you can get any diag codes out of it before hauling it to the back pasture and putting it out of your misery. Good luck and best wishes.
Forum: aftermarket engine management 01-03-2021, 05:32 PM
Replies: 9
Views: 726
Posted By bobxyz
Looks OK. Unfortunately, the detailed...

Looks OK. Unfortunately, the detailed instructions and pictures in the first few posts in The official DSM CAS information and install guide (http://forums.turbobricks.com/showthread.php?t=224740)...
Forum: maintenance & nonperformance 01-01-2021, 05:16 PM
Replies: 10
Views: 561
Posted By bobxyz
The WB02 needs to be installed a ways away from...

The WB02 needs to be installed a ways away from the exhaust manifold, or it will overheat. Check the WB02 instructions, but 1 to 2 feet should be good. If you still have the catted downpipe, it...
Forum: aftermarket engine management 12-31-2020, 02:46 PM
Replies: 11
Views: 462
Posted By bobxyz
I'm assuming you're using one wire (spark...

I'm assuming you're using one wire (spark a,b,c,d) per coil? If the coils are true "logic level" coils, you could double them up with two coils per spark wire and use wasted spark mode. This would...
Forum: aftermarket engine management 12-31-2020, 01:59 PM
Replies: 11
Views: 462
Posted By bobxyz
Sorry, it looks like only the 4 pins in yellow...

Sorry, it looks like only the 4 pins in yellow can be used for coolant temperature based fan control using "programmable output" mode. Are you running a DSM CAS with full sequential spark?
Forum: aftermarket engine management 12-31-2020, 12:57 PM
Replies: 11
Views: 462
Posted By bobxyz
Yeah, my nerves and eyesight make SMT work pretty...

Yeah, my nerves and eyesight make SMT work pretty difficult these days. A cell phone repair shop might be able to swap the part if you get a replacement from digikey.com. I'll see if I have a...
Forum: aftermarket engine management 12-31-2020, 11:47 AM
Replies: 11
Views: 462
Posted By bobxyz
ALED (aka D16) is driven by a generic 3904 NPN...

ALED (aka D16) is driven by a generic 3904 NPN transistor (Q8), $0.05 plus shipping. How do you have the relay wired? LED pin to one side of the relay coil, and the other side of the relay coil to...
Forum: maintenance & nonperformance 12-29-2020, 03:02 PM
Replies: 17
Views: 1,075
Posted By bobxyz
Take the side cover off (non tire side) and...

Take the side cover off (non tire side) and look/feel around for the washer fluid hose. It may be out of sight above the opening. The check valve is a little black right angle fitting, about the...
Forum: performance & modifications 12-27-2020, 10:44 PM
Replies: 6
Views: 939
Posted By bobxyz
As mentioned already, check your fuel pressure...

As mentioned already, check your fuel pressure and that your FPR is working correctly. As a simple check, unplugging FPR at idle should run rich, and connecting the hose to a handheld vacuum pump...
Forum: article composition 12-27-2020, 10:32 PM
Replies: 84
Views: 78,228
Posted By bobxyz
K-Jet to LH2.4 Details

Here are the main items I needed to convert from K-Jet to Turbo LH2.4

Parts:
- LH2.4 wiring harness and main relay.
- Turbo ECU (cold start injector control needs to match intake manifold...
Forum: maintenance & nonperformance 12-27-2020, 04:16 PM
Replies: 12
Views: 1,046
Posted By bobxyz
I think the knock sensor is some sort of...

I think the knock sensor is some sort of piezoelectric and has high enough resistance such that it won't show anything on a meter.

The knock sensor goes to the EZK box (above the driver's feet...
Forum: maintenance & nonperformance 12-27-2020, 04:02 PM
Replies: 9
Views: 716
Posted By bobxyz
Do you have a diagram showing how your MS setup...

Do you have a diagram showing how your MS setup was wired?

Normally, there's a main relay that is energized by the ignition switch. The main relay provides power to the MS. Once the MS has...
Forum: performance & modifications 12-22-2020, 10:42 PM
Replies: 19
Views: 1,682
Posted By bobxyz
Try swapping the 2 wires from the CPS. A...

Try swapping the 2 wires from the CPS.

A 2-wire CPS is a VR Variable Reluctance magnetic sensor. It's actually a really simple sensor.

Do you remember back in science class when they...
Forum: maintenance & nonperformance 12-17-2020, 08:15 PM
Replies: 12
Views: 820
Posted By bobxyz
On the passenger's side, remove the plastic side...

On the passenger's side, remove the plastic side cover from the center console, get a flashlight, and stick your head way up against the firewall and you can see the flap. Or you can take a picture...
Forum: maintenance & nonperformance 12-17-2020, 12:03 AM
Replies: 12
Views: 820
Posted By bobxyz
From memory, I think that little bellows actuator...

From memory, I think that little bellows actuator is inside the heater box, between the very front of the box and the A/C evap core, on the top side, and accessible only through the cowl vent...
Forum: performance & modifications 12-16-2020, 04:17 PM
Replies: 19
Views: 1,682
Posted By bobxyz
Oh, I thought you were talking about a redblock. ...

Oh, I thought you were talking about a redblock. I guess I should have counted the crank bolt holes in your picture. Is this going to be a stable mate for your blue Willys?

I know very little...
Forum: performance & modifications 12-16-2020, 02:42 PM
Replies: 19
Views: 1,682
Posted By bobxyz
What engine is this going onto? Auto/Manual? ...

What engine is this going onto? Auto/Manual? And what ECU - LH2.4, or something newer?
Forum: performance & modifications 12-16-2020, 02:25 PM
Replies: 19
Views: 1,682
Posted By bobxyz
The gap vs. solid should be preserved. ...

The gap vs. solid should be preserved. Otherwise, the timing reference position may be off, and there may be electrical noise problems detecting the missing tooth section reliably. Below is what...
Forum: maintenance & nonperformance 12-16-2020, 02:17 PM
Replies: 14
Views: 1,123
Posted By bobxyz
woodenpudden - do you remember any more details...

woodenpudden - do you remember any more details of the K-Jet to LH2.2+EZK conversion wiring?

Where did the EZK wiring harness come from, and how did it get wired in? (Factory 240 LH2.2 uses...
Forum: maintenance & nonperformance 12-12-2020, 01:14 PM
Replies: 5
Views: 851
Posted By bobxyz
Have you identified the main +12v wire (normally...

Have you identified the main +12v wire (normally connected to ignition switch) and the ground wire? Have you been able to power it up?

I can't believe that there are two pure red wires -- take a...
Forum: maintenance & nonperformance 12-11-2020, 12:18 PM
Replies: 5
Views: 851
Posted By bobxyz
There's a picture of your radio, and lots of...

There's a picture of your radio, and lots of other great vintage accessories, in the
Volvo/240 Brochures/volvo_accessories_1981.pdf at
https://ozvolvo.org/archive/

From the brief description,...
Forum: maintenance & nonperformance 12-10-2020, 09:44 PM
Replies: 7
Views: 682
Posted By bobxyz
Yes, and yes. I checked, and the '89ish bracket...

Yes, and yes. I checked, and the '89ish bracket in the picture is part # 1346612.

If you do this swap, you will also need to swap from the early 240 teardrop shaped Saginaw power steering pump...
Forum: maintenance & nonperformance 12-10-2020, 06:46 PM
Replies: 7
Views: 682
Posted By bobxyz
Sorry, not my clearest posting. I've rewritten...

Sorry, not my clearest posting. I've rewritten it - OK now?
-Bob
Forum: maintenance & nonperformance 12-07-2020, 11:23 PM
Replies: 14
Views: 1,123
Posted By bobxyz
Assuming that your wiring matches an 87 or 88...

Assuming that your wiring matches an 87 or 88 LH2.2, the power to the coil comes directly from the ignition switch. It goes to the fuse block first, but continues on to the coil without going...
Forum: maintenance & nonperformance 12-05-2020, 02:00 PM
Replies: 2
Views: 667
Posted By bobxyz
Wow, you got lucky! Changing the Tooth #1 Angle...

Wow, you got lucky! Changing the Tooth #1 Angle in MS is trivial compared to pulling the engine to realign the flexplate. Assuming it was originally correct, the angle will shift in increments of...
Forum: maintenance & nonperformance 12-01-2020, 09:16 PM
Replies: 13
Views: 2,481
Posted By bobxyz
See:...

See: http://turbobricks.com/forums/showthread.php?p=6082589
Forum: performance & modifications 12-01-2020, 09:10 PM
Replies: 13
Views: 1,278
Posted By bobxyz
Replacement Mahle cast pistons aren't as easy to...

Replacement Mahle cast pistons aren't as easy to find, or as cheap, as they used to be. For example, lookup pistons for a '95 940 Turbo here:...
Forum: maintenance & nonperformance 12-01-2020, 10:13 AM
Replies: 5
Views: 1,051
Posted By bobxyz
I'd guess a partially damaged Turbo ECU, but you...

I'd guess a partially damaged Turbo ECU, but you could try swapping the main/fuel relay and see if it helps.

About the only pin difference I can think of is that the 9xx series ECUs for the later...
Forum: performance & modifications 11-30-2020, 08:43 PM
Replies: 11
Views: 1,491
Posted By bobxyz
Since TBricks search doesn't do 2 or 3 letter...

Since TBricks search doesn't do 2 or 3 letter words (AC or A/C), try searching For Sale for something like: "delete bracket" or maybe just "delete"
e.g....
Forum: performance & modifications 11-28-2020, 07:26 PM
Replies: 11
Views: 1,415
Posted By bobxyz
I thought about this a bit more, and looked at...

I thought about this a bit more, and looked at some old notes, but I can't come up with any simple reason why the wasted spark board could damage the EZK.

The Miata ignitor will draw a little...
Forum: performance & modifications 11-26-2020, 12:32 PM
Replies: 11
Views: 1,415
Posted By bobxyz
The wasted spark board wiring looks OK (it took...

The wasted spark board wiring looks OK (it took me a moment to realize that it was coated in RTV).

For ignitor/coil power/ground, I'd splice into the original coil power wire (blue?) to supply...
Forum: performance & modifications 11-26-2020, 11:02 AM
Replies: 11
Views: 1,415
Posted By bobxyz
Can you post a picture of how you've secured and...

Can you post a picture of how you've secured and wired the wasted spark board within the EZK?

Where are the ignitor's +12v and Ground wires connected?
Forum: aftermarket engine management 11-25-2020, 11:40 PM
Replies: 10
Views: 1,227
Posted By bobxyz
For E85, change the AFR _only_ in the reqfuel...

For E85, change the AFR _only_ in the reqfuel popup. For anything else that uses the WB02 sensor, e.g. AFR table, leave the AFR at 14.7.
Forum: aftermarket engine management 11-25-2020, 11:04 PM
Replies: 10
Views: 1,227
Posted By bobxyz
I think you need to change the AFR in the ReqFuel...

I think you need to change the AFR in the ReqFuel popup from 14.7 to 9.8? for E85, and change to your bigger injector size. This should give a more reasonable starting value.
Forum: performance & modifications 11-25-2020, 10:58 PM
Replies: 11
Views: 1,415
Posted By bobxyz
I think I misunderstood when you said: Do...

I think I misunderstood when you said:


Do you mean that it worked with the wasted spark board removed, and the original coil/ignitor? Or did you swap to a different non-wasted spark EZK too?
...
Forum: performance & modifications 11-25-2020, 07:21 PM
Replies: 11
Views: 1,415
Posted By bobxyz
The pictures posted here ...

The pictures posted here
https://www.msextra.com/forums/viewtopic.php?f=101&t=70950

shows that the J702T ignitor is not a true logic-level ignitor, but needs high current drivers. The wasted...
Forum: showroom 11-24-2020, 10:50 AM
Replies: 58
Views: 13,235
Posted By bobxyz
<iframe width="560" height="315"...

<iframe width="560" height="315" src="https://www.youtube.com/embed/3yZrIt0y084" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"...
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