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Search: Posts Made By: ZVOLV
Forum: website & board Yesterday, 09:03 PM
Replies: 2
Views: 29
Posted By ZVOLV
My pics don't display

I have uploaded lots of pics to the site. I can see them, but others cannot. I got a report they show up black.

Testing:

B234F engine bay embedded pic:
...
Forum: maintenance & nonperformance Yesterday, 02:44 PM
Replies: 2
Views: 52
Posted By ZVOLV
Thanks. That makes sense. I bought a NA LH box to...

Thanks. That makes sense. I bought a NA LH box to run efan on my 1990 240.

The 937 and the 207 shall be getting the chips and run a turbo.
Forum: maintenance & nonperformance Yesterday, 02:17 PM
Replies: 2
Views: 52
Posted By ZVOLV
EZK/LH Box Identification

I searched....

I have a 933 and a 937 LH box. What are they from?

I have a gold box 207 and black box 196 EZK. What are they from?

Thanks.
Forum: maintenance & nonperformance 07-19-2019, 11:58 PM
Replies: 6
Views: 279
Posted By ZVOLV
Key on there's a lot more current available vs....

Key on there's a lot more current available vs. cranking. That's probably why the injectors may have been able to click.
Forum: maintenance & nonperformance 07-19-2019, 03:59 PM
Replies: 9
Views: 189
Posted By ZVOLV
Nope. Refer to a wiring diagram. These old Volvos...

Nope. Refer to a wiring diagram. These old Volvos don't have problems with the terminals like modern cars, but it can happen. Red/white is signal, I think. Blue yellow is power.

I had a car...
Forum: maintenance & nonperformance 07-19-2019, 03:35 PM
Replies: 9
Views: 189
Posted By ZVOLV
Inspect the terminals for corrosion. Make a...

Inspect the terminals for corrosion.

Make a tool with spare male pins from a donor MAF and "drag test" the female terminals for looseness.

Confirm power and ground, or skip to below test.
...
Forum: maintenance & nonperformance 07-19-2019, 02:16 PM
Replies: 9
Views: 189
Posted By ZVOLV
Define the codes.

Define the codes.
Forum: maintenance & nonperformance 07-19-2019, 12:00 PM
Replies: 13
Views: 293
Posted By ZVOLV
I haven't turned a bolt by hand in a while. I use...

I haven't turned a bolt by hand in a while. I use electric tools mainly. In this case I would be using my 1/2" air gun. I have heard good reviews about the Milwaukee 1/2" impact. Their 3/8" electric...
Forum: maintenance & nonperformance 07-19-2019, 11:52 AM
Replies: 27
Views: 644
Posted By ZVOLV
$10 test lamp. Get one, or you aren't qualified...

$10 test lamp. Get one, or you aren't qualified to do electrical diag.

Use a jumper wire to the starter solenoid. No wife/buddy needed. There's even a terminal on a 240 to connect 12v to. It's a...
Forum: maintenance & nonperformance 07-18-2019, 07:48 PM
Replies: 8
Views: 185
Posted By ZVOLV
I would probably just pop the rear seat cushion...

I would probably just pop the rear seat cushion off and connect a test lamp there to start diag.
Forum: performance & modifications 07-18-2019, 07:46 PM
Replies: 35
Views: 488
Posted By ZVOLV
The aux shaft probably doesn't have teeth to spin...

The aux shaft probably doesn't have teeth to spin the dist. You will likely have to swap the shaft.
Forum: maintenance & nonperformance 07-18-2019, 07:37 PM
Replies: 27
Views: 644
Posted By ZVOLV
Electrical expert

Do you have a test lamp?
Forum: maintenance & nonperformance 07-18-2019, 07:25 PM
Replies: 13
Views: 293
Posted By ZVOLV
I just use a 1/2" impact gun, extension, and a...

I just use a 1/2" impact gun, extension, and a universal joint- ZIP ZIP!
Forum: maintenance & nonperformance 07-12-2019, 02:07 PM
Replies: 28
Views: 798
Posted By ZVOLV
http://learnyourdamnhomophones.com

http://learnyourdamnhomophones.com
Forum: maintenance & nonperformance 07-12-2019, 01:05 PM
Replies: 66
Views: 2,321
Posted By ZVOLV
Try plugging your old computer back in to see if...

Try plugging your old computer back in to see if it acts up. You may have just had some fretting or corossion on the terminals.
Forum: maintenance & nonperformance 07-11-2019, 02:00 AM
Replies: 4
Views: 226
Posted By ZVOLV
Wiring diagram. Meter. Beer.

Wiring diagram. Meter. Beer.
Forum: maintenance & nonperformance 07-11-2019, 01:58 AM
Replies: 14
Views: 1,065
Posted By ZVOLV
Chassis Ears.

Chassis Ears.
Forum: maintenance & nonperformance 07-10-2019, 11:25 PM
Replies: 24
Views: 632
Posted By ZVOLV
http://www.forums.turbobricks.com/picture.php?albu...

http://www.forums.turbobricks.com/picture.php?albumid=398&pictureid=3486
Forum: maintenance & nonperformance 07-10-2019, 12:42 AM
Replies: 5
Views: 266
Posted By ZVOLV
My 1991 740 Turbo doesn't rev sometimes. I...

My 1991 740 Turbo doesn't rev sometimes. I haven't figured it out, or tried to.

Maybe rig a fuel pressure gauge. My pumps are suspect.
Forum: maintenance & nonperformance 07-10-2019, 12:34 AM
Replies: 7
Views: 447
Posted By ZVOLV
...?

...?
Forum: maintenance & nonperformance 07-10-2019, 12:26 AM
Replies: 24
Views: 632
Posted By ZVOLV
I use one of these to WEIGH how much refrigerant...

I use one of these to WEIGH how much refrigerant I evacuate and charge. If performance is down, I suck it down with the machine to measure how low the sytem is on refrigerant.
Forum: maintenance & nonperformance 07-06-2019, 05:45 PM
Replies: 7
Views: 447
Posted By ZVOLV
Click my sig. DOES IT RUN ON STARTING FLUID?...

Click my sig.

DOES IT RUN ON STARTING FLUID?

DO YOU HAVE A TEST LAMP?
Forum: maintenance & nonperformance 07-05-2019, 01:35 PM
Replies: 78
Views: 3,131
Posted By ZVOLV
This thread is too long. Vacuum, squirt in 2 oz...

This thread is too long. Vacuum, squirt in 2 oz ester oil, recharge with the proper weight, go.
Forum: maintenance & nonperformance 06-27-2019, 05:02 PM
Replies: 10
Views: 551
Posted By ZVOLV
You fried you injector drivers by running...

You fried you injector drivers by running greentops without a resistor pack.

Replace the ECU. Run some high rez injectors, or splice in a rez pack. High rez is around 16 ohms, I believe.




...
Forum: maintenance & nonperformance 06-27-2019, 04:54 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
EZK gets a 5v square wave signal from the Hall...

EZK gets a 5v square wave signal from the Hall Effect sensor. EZK controls spark ( It lives on the brake pedal bracket) EZK shoots a 5v square wave over to the Powerstage.(the powerstage lives...
Forum: maintenance & nonperformance 06-26-2019, 06:20 PM
Replies: 10
Views: 551
Posted By ZVOLV
Are you running a resistor pack? If not, the ECU...

Are you running a resistor pack? If not, the ECU will fry with those greentops.
Forum: maintenance & nonperformance 06-25-2019, 10:34 PM
Replies: 9
Views: 420
Posted By ZVOLV
Glad you got it going. I keep repeating...

Glad you got it going.

I keep repeating voltage drop test around here, but nobody listens. If you had bad grounds, a voltage drop test would have shown it.
Forum: maintenance & nonperformance 06-25-2019, 04:54 PM
Replies: 9
Views: 420
Posted By ZVOLV
Bypassing stuff

Do you guys smell that?







Smells like CAR B Q
Forum: maintenance & nonperformance 06-25-2019, 04:19 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
That's why you use a test lamp and not a meter. A...

That's why you use a test lamp and not a meter. A test lamp with a "weak" 12v will be dim or may not light up at all.

OP claims his lamps are illuminating at the injector positive wire to a good...
Forum: maintenance & nonperformance 06-25-2019, 03:48 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
If your fuel pumps are powered up while cranking...

If your fuel pumps are powered up while cranking that means EZK box IS sending the RPM signal to the LH box. That also means the LH box IS powered and grounded.

That leaves the injector control...
Forum: maintenance & nonperformance 06-25-2019, 01:19 PM
Replies: 30
Views: 880
Posted By ZVOLV
That looks like it could be an OK repair. The...

That looks like it could be an OK repair. The fuses get hit from poor tension on the terminals and from fretting. Then the holder melts. Next you gotta rebuild the circuit. At the shop I get new...
Forum: maintenance & nonperformance 06-25-2019, 01:04 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
Get an oscilloscope. Edit:...

Get an oscilloscope.






Edit: Nah, get a test lamp for now.
Forum: maintenance & nonperformance 06-25-2019, 12:32 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
Yes. See post 8 I could...

Yes.




See post 8



I could figure this one out in probably 15 minutes with a $10 test lamp. Does it run on ether? Click my sig. I gotta get back to wrenching
Forum: maintenance & nonperformance 06-25-2019, 11:55 AM
Replies: 38
Views: 1,056
Posted By ZVOLV
I read this three times and it still doesn't make...

I read this three times and it still doesn't make sense.
Forum: maintenance & nonperformance 06-24-2019, 01:21 PM
Replies: 29
Views: 1,087
Posted By ZVOLV
Voltage drop test the ground wire. They go bad....

Voltage drop test the ground wire. They go bad. Google how to do the test.

Does a test lamp illuminate on an UNPLUGGED exciter wire, key on?

Pull the voltage regulator. Anything left of the...
Forum: maintenance & nonperformance 06-24-2019, 01:15 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
Have you tried cranking with the test lamp...

Have you tried cranking with the test lamp connected between positive and negative? Or were you saying no "pulse" due to a meter test you did?

A noid light works great here.

These cars are...
Forum: maintenance & nonperformance 06-24-2019, 11:42 AM
Replies: 38
Views: 1,056
Posted By ZVOLV
Do you have power to the injectors? What...

Do you have power to the injectors?

What are your test methods/tools?
Forum: maintenance & nonperformance 06-24-2019, 02:33 AM
Replies: 15
Views: 615
Posted By ZVOLV
Grounds are checked with a voltage drop test....

Grounds are checked with a voltage drop test. Google it.
Forum: maintenance & nonperformance 06-23-2019, 09:02 PM
Replies: 38
Views: 1,056
Posted By ZVOLV
The hall effect sensor wiring is a common point...

The hall effect sensor wiring is a common point of failure on these. It's in the distributor.

Do you have sprak?
Forum: maintenance & nonperformance 06-22-2019, 11:51 AM
Replies: 3
Views: 373
Posted By ZVOLV
It matters. The rear chamber is for NOX reduction.

It matters. The rear chamber is for NOX reduction.
Forum: maintenance & nonperformance 06-21-2019, 12:43 PM
Replies: 40
Views: 1,345
Posted By ZVOLV
I'm watching this thread. I have a 1991 740...

I'm watching this thread.

I have a 1991 740 Turbo and intermittently I have a bog down issue where the engine fails to rev. When I stay in the throttle the revs will actually drop. I can usually...
Forum: maintenance & nonperformance 06-20-2019, 07:49 PM
Replies: 15
Views: 615
Posted By ZVOLV
I've had pumps run on the bench when directly...

I've had pumps run on the bench when directly juiced up with battery, but not run in the car.


Original poster, click my sig for no start diag.

A crank sensor is also suspect on these cars....
Forum: maintenance & nonperformance 06-19-2019, 12:43 PM
Replies: 8
Views: 640
Posted By ZVOLV
I'm a pro and we use test lamps.

I'm a pro and we use test lamps.
Forum: performance & modifications 06-18-2019, 05:47 PM
Replies: 12
Views: 1,029
Posted By ZVOLV
I had a similar problem and I THINK it was due to...

I had a similar problem and I THINK it was due to excessive skimming such that the cam timing was too far off.
Forum: maintenance & nonperformance 06-18-2019, 01:38 PM
Replies: 9
Views: 782
Posted By ZVOLV
Did your local guy smoke test it? Probably not. ...

Did your local guy smoke test it? Probably not.

In CA the emissions test on that car includes a test of the EVAP system using a machine that goes into the fuel cap threads. Raw fuel vapors create...
Forum: maintenance & nonperformance 06-18-2019, 12:18 PM
Replies: 9
Views: 782
Posted By ZVOLV
At the shop, I would rack the car and bust out...

At the shop, I would rack the car and bust out the smoke machine and perform a smoke and flow test.

At home, I would pop the cap off the fuel tank access port and check for leaks at the sending...
Forum: performance & modifications 06-14-2019, 07:47 PM
Replies: 20
Views: 1,210
Posted By ZVOLV
Try a running compression test.

Try a running compression test.
Forum: maintenance & nonperformance 06-14-2019, 02:41 PM
Replies: 15
Views: 686
Posted By ZVOLV
Click my sig for a no start thread which contains...

Click my sig for a no start thread which contains tests you can try at home.
Forum: maintenance & nonperformance 06-14-2019, 02:34 PM
Replies: 88
Views: 3,003
Posted By ZVOLV
A three way?

Google Fu

http://www.walkerexhaust.com/support/understanding-catalytic-converter/evolution-of-the-catalytic-converter
Forum: maintenance & nonperformance 06-14-2019, 02:05 PM
Replies: 88
Views: 3,003
Posted By ZVOLV
It's called a THREE WAY catalytic converter. It...

It's called a THREE WAY catalytic converter. It cleans up THREE pollutants: CO, HC, and NOX.

A good kitty will knock all the numbers down close to zero.

Here is a smog dilema thread:
...
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