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Search took 0.12 seconds. Search: Posts Made By: ZVOLV
Forum: maintenance & nonperformance Today, 04:32 PM
Replies: 4
Views: 120
Posted By ZVOLV
I had my B234F oil relief stick open due to...

I had my B234F oil relief stick open due to contamination from too much pink goop used in the area.
Forum: maintenance & nonperformance Yesterday, 01:15 PM
Replies: 31
Views: 1,058
Posted By ZVOLV
Hilarious. Check for rotted wiring under...

Hilarious.

Check for rotted wiring under the driver carpet area for the headlight relay.

Pre-1987 Volvo is notorious for the "biodegradable wiring". It sounds like you are dealing with short...
Forum: maintenance & nonperformance 01-23-2021, 06:43 PM
Replies: 9
Views: 303
Posted By ZVOLV
Blown out trailing arm bushings will cause the...

Blown out trailing arm bushings will cause the rear end to sag. When the axle moves up or down, it also moves to the side, due to the panhard bar. That's why guys get adjustable panhard bars when the...
Forum: maintenance & nonperformance 01-23-2021, 02:09 AM
Replies: 9
Views: 303
Posted By ZVOLV
That pic is of a 740 rear end. ^^^ Has your...

That pic is of a 740 rear end. ^^^

Has your 240 been in an accident? It's an old car, so there is a good chance that it has been in an accident at one point.
Forum: maintenance & nonperformance 01-23-2021, 01:57 AM
Replies: 9
Views: 303
Posted By ZVOLV
There are no alignment adjustments for the rear....

There are no alignment adjustments for the rear. You could go put it on an alignment machine and take a look at the thrust angle.

There is probably something bent and/or blownout in the back....
Forum: maintenance & nonperformance 01-23-2021, 01:53 AM
Replies: 6
Views: 428
Posted By ZVOLV
The sensor makes it's own voltage. CAN YOU...

The sensor makes it's own voltage.

CAN YOU READ OBD CODES?
Forum: maintenance & nonperformance 01-23-2021, 12:07 AM
Replies: 31
Views: 1,058
Posted By ZVOLV
If your cabin is dying, I would remove and clean...

If your cabin is dying, I would remove and clean all the wires going to the positive junction block on the driver side fender.

Voltage drop test only short sections of a circuit at a time. Like...
Forum: performance & modifications 01-21-2021, 03:33 PM
Replies: 154
Views: 30,069
Posted By ZVOLV
Scope FTW

Actually, I can use the Picoscope, an accelerometer mounted to the driver seat rail, and pico NVH software connected to the DLC to diagnose driveline and engine vibrations. You enter tire size, rear...
Forum: performance & modifications 01-20-2021, 11:08 PM
Replies: 154
Views: 30,069
Posted By ZVOLV
Google "driveline working angles"

Watch some youtube videos on how to make the necessary measurements on your driveline components to avoid vibrations.

I have taken propshaft and NVH classes and really enjoy getting better at it....
Forum: maintenance & nonperformance 01-20-2021, 03:07 PM
Replies: 31
Views: 1,058
Posted By ZVOLV
Google how to do loaded voltage drop tests. Do...

Google how to do loaded voltage drop tests. Do one on your battery cables and the alt positive and ground cables.
Forum: projects & restorations 01-20-2021, 03:25 AM
Replies: 13
Views: 1,741
Posted By ZVOLV
Woodruff key.

Woodruff key.
Forum: maintenance & nonperformance 01-20-2021, 01:46 AM
Replies: 6
Views: 346
Posted By ZVOLV
Just flip it over and get another 3 months out of...

Just flip it over and get another 3 months out of your dollar!?
Forum: maintenance & nonperformance 01-19-2021, 02:51 PM
Replies: 5
Views: 295
Posted By ZVOLV
Yep. ^^^^^^ Some guys get away with lightly...

Yep. ^^^^^^

Some guys get away with lightly probing with a meter, or gently putting a needle in the terminal. However, the only correct way to front probe a terminal is with the proper test...
Forum: maintenance & nonperformance 01-18-2021, 11:51 PM
Replies: 5
Views: 295
Posted By ZVOLV
Check terminal tension at the ECU and the sensor....

Check terminal tension at the ECU and the sensor. Try another computer, and if that doesn't fix it, run a new circuit.
Forum: maintenance & nonperformance 01-17-2021, 04:50 AM
Replies: 31
Views: 1,058
Posted By ZVOLV
Dave P, So you have an INTERMITTENT NO...

Dave P,

So you have an INTERMITTENT NO CRANK!?

Find your meter and do voltage drop tests AND parasitic battery drain measurements.
Forum: maintenance & nonperformance 01-17-2021, 04:26 AM
Replies: 6
Views: 428
Posted By ZVOLV
No meter

Can you pull a 1-1-1 from both the EZK and the LH on the OBD blinky interface?
Forum: projects & restorations 01-15-2021, 06:56 AM
Replies: 247
Views: 145,765
Posted By ZVOLV
I do not agree with your method of adding a relay...

I do not agree with your method of adding a relay to the starter circuit. That makes more points of failure. You have excessive resistance somewhere in the circuit. I am going to guess at terminal...
Forum: performance & modifications 01-15-2021, 06:47 AM
Replies: 16
Views: 1,064
Posted By ZVOLV
Tire diameter changes the math.

Tire diameter changes the math.
Forum: maintenance & nonperformance 01-15-2021, 06:28 AM
Replies: 16
Views: 775
Posted By ZVOLV
Too little oil could seize a compressor. Too much...

Too little oil could seize a compressor. Too much could make it sluggish. There is no way to tell how much oil is left in the system. It is PROBABLY about right. I wouldn't worry about the oil...
Forum: maintenance & nonperformance 01-15-2021, 05:36 AM
Replies: 16
Views: 775
Posted By ZVOLV
Nope, I do all me work from the low side. There...

Nope, I do all me work from the low side. There are some high side Schrader valves that leak when disrupted and require an entire hose replacement.

Restrictions are uncommon.

I start...
Forum: maintenance & nonperformance 01-15-2021, 02:16 AM
Replies: 16
Views: 775
Posted By ZVOLV
Unless you are having a problem, you don't need a...

Unless you are having a problem, you don't need a high side fitting.

Just vacuum down the system, charge by WEIGHT thru the low side, and then enjoy A/C.
Forum: maintenance & nonperformance 01-15-2021, 02:06 AM
Replies: 5
Views: 660
Posted By ZVOLV
IDK

Try the LAST ONE in that manual. Connect SIG on your meter to the terminal on the back of the cluster that transfers the speed signal to the ECM. Or maybe there is a terminal on the back of a 740...
Forum: maintenance & nonperformance 01-14-2021, 10:02 PM
Replies: 16
Views: 775
Posted By ZVOLV
Why do you need a high side fitting?

Why do you need a high side fitting?
Forum: maintenance & nonperformance 01-14-2021, 05:57 PM
Replies: 2
Views: 320
Posted By ZVOLV
This is a common topic. Search. Test...

This is a common topic. Search.


Test lamp to disconnected exciter wire, key on, illuminate?

Loaded voltage drop test the ground wire.

Inspect the brushes.
Forum: maintenance & nonperformance 01-13-2021, 12:39 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
I have seen coolant temperature sensors leak...

I have seen coolant temperature sensors leak coolant into the wiring and make it all the way to the engine control module and corrode terminals at the ECM. I have also seen oil pressure sensors shoot...
Forum: maintenance & nonperformance 01-12-2021, 04:39 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
That's just a fresh clean air supply for some...

That's just a fresh clean air supply for some solenoid valve. 850 people can chime in. Or look for a vacuum diagram. Is there one under the hood?
Forum: maintenance & nonperformance 01-12-2021, 04:29 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
Try using imgur.

Try using imgur.
Forum: maintenance & nonperformance 01-11-2021, 06:42 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
A fuel induction service (aka seafoam treatment)...

A fuel induction service (aka seafoam treatment) can help remove some of the carbon on the valve stems that may be causing them to stick open on a cold start.
Forum: projects & restorations 01-10-2021, 07:37 PM
Replies: 107
Views: 34,514
Posted By ZVOLV
Did you install metric vacuum hoses?

Did you install metric vacuum hoses?
Forum: maintenance & nonperformance 01-10-2021, 07:36 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
Where is the ECT sensor on this engine? I saw...

Where is the ECT sensor on this engine? I saw some 850's but didn't see the ECT sensor easily.

Another issue on the whiteblocks is lack of compression on startup. It could be sticky valves. It...
Forum: maintenance & nonperformance 01-10-2021, 05:36 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
Replaced the corroded terminals. I would just...

Replaced the corroded terminals. I would just snip a replacement connector off a junkyard car with at least several inches of wire. You can also get replacement terminals, connectors, or a "loaded...
Forum: maintenance & nonperformance 01-08-2021, 11:53 PM
Replies: 48
Views: 3,382
Posted By ZVOLV
One washer on each side!

One washer on each side!
Forum: maintenance & nonperformance 01-08-2021, 11:39 PM
Replies: 37
Views: 4,776
Posted By ZVOLV
I would put the original shims back in the...

I would put the original shims back in the original position and then measure ring gear backlash. Do you have a dial indicator and an adjustable base? Ol' skool guys just wiggle the ring gear by hand...
Forum: maintenance & nonperformance 01-08-2021, 11:26 PM
Replies: 48
Views: 3,382
Posted By ZVOLV
Did you put a washer on that side of the banjo...

Did you put a washer on that side of the banjo fitting? I don't see one. I do see TWO washers on the SAME SIDE!?
Forum: projects & restorations 01-08-2021, 03:58 PM
Replies: 247
Views: 145,765
Posted By ZVOLV
:cheers: You are motivating me to make...

:cheers:

You are motivating me to make progress on my B234FT build.
Forum: maintenance & nonperformance 01-08-2021, 03:38 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
You can get a cheap OBD2 interface that will...

You can get a cheap OBD2 interface that will connect to a smartphone via bluetooth. You can also monitor data. Your success on early VOLVO OBD2 may be limited. But you might see something like the...
Forum: performance & modifications 01-07-2021, 12:10 AM
Replies: 28
Views: 2,452
Posted By ZVOLV
Change all fluids, fix all leaks, replace worn...

Change all fluids, fix all leaks, replace worn suspension components. Replace soft engine and trans mounts and driveshaft support.

I didn't detect any bad vibrations after removing the frame...
Forum: maintenance & nonperformance 01-06-2021, 10:25 PM
Replies: 37
Views: 4,776
Posted By ZVOLV
Pinion preload

It is not a torque spec. I think of it as a "drag spec". It's the amount of drag before the pinion flange turns.

INCH POUNDS of drag. It's not much. Guys that have done it for a while may not even...
Forum: performance & modifications 01-06-2021, 03:30 PM
Replies: 28
Views: 2,452
Posted By ZVOLV
I think about 8 lbs each side. You pull the...

I think about 8 lbs each side. You pull the bumper, remove the four10mm nuts, and then fish the weight out with a coat hanger.

Some models have another weight on the firewall behind the dist....
Forum: maintenance & nonperformance 01-05-2021, 12:09 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
Always confirm the circuit is good before firing...

Always confirm the circuit is good before firing a part at the problem. I imagine it's is a 3 wire sensor with a 5V reference, ground, and signal.


Confirm voltage, confirm good continuity on the...
Forum: maintenance & nonperformance 01-03-2021, 02:52 PM
Replies: 37
Views: 1,849
Posted By ZVOLV
How does one test a cam sensor?

How does one test a cam sensor?
Forum: performance & modifications 01-01-2021, 03:06 PM
Replies: 28
Views: 2,452
Posted By ZVOLV
Pull the frame weights.

Pull the frame weights.
Forum: maintenance & nonperformance 12-29-2020, 06:56 PM
Replies: 12
Views: 1,188
Posted By ZVOLV
Is it a "hard code"? Meaning, after clearing it...

Is it a "hard code"? Meaning, after clearing it does it come back immediately?

Have you unplugged the connector and looked for bent, spread, or corroded terminals?
Forum: maintenance & nonperformance 12-28-2020, 04:45 PM
Replies: 12
Views: 1,188
Posted By ZVOLV
Check resistance on each leg of the circuit. Tip...

Check resistance on each leg of the circuit. Tip to tip.
Forum: maintenance & nonperformance 12-22-2020, 03:15 PM
Replies: 4
Views: 841
Posted By ZVOLV
Which fork are you running? Which pivot pin...

Which fork are you running?

Which pivot pin are you running?

I need to figure this all out too for my M90 install. I have a Sachs diesel clutch. I have a short M90 pivot pin. I think last...
Forum: maintenance & nonperformance 12-21-2020, 05:03 PM
Replies: 19
740: Lug nuts
Views: 1,373
Posted By ZVOLV
I rotate the fronts diagonally to the rear, then...

I rotate the fronts diagonally to the rear, then the rears go straight to the front.
Forum: maintenance & nonperformance 12-19-2020, 12:53 PM
Replies: 7
Views: 1,066
Posted By ZVOLV
Consult a wiring diagram. A quick test:...

Consult a wiring diagram.

A quick test: find which terminal at the ECM grounds the fan. There should be a low and a high. Short each terminal to ground and the fan should come on. That will...
Forum: maintenance & nonperformance 12-18-2020, 12:31 PM
Replies: 13
Views: 965
Posted By ZVOLV
Just make sure you position the head of the screw...

Just make sure you position the head of the screw at an angle where you can reach it from the top next time.
Forum: maintenance & nonperformance 12-18-2020, 02:07 AM
Replies: 13
Views: 965
Posted By ZVOLV
I haven't used a screw driver to turn a worm...

I haven't used a screw driver to turn a worm drive hose clamp in a very long time.

To get the hose off the barb, I currently use Wide Tip Radiator Hose Picks.
:
Forum: maintenance & nonperformance 12-17-2020, 12:52 PM
Replies: 11
Views: 2,093
Posted By ZVOLV
I'd do a quick compression test at this point.

I'd do a quick compression test at this point.
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