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Search: Posts Made By: TestPoint
Forum: maintenance & nonperformance 06-14-2022, 05:16 PM
Replies: 13
Views: 636
Posted By TestPoint
If you are linking the replacement FD to no...

If you are linking the replacement FD to no vibration of the Frequency Valve the only link is through the lean/rich reading of the 02 sensor and lambda module.

Just guessing but the car may be...
Forum: maintenance & nonperformance 06-13-2022, 05:29 PM
Replies: 13
Views: 636
Posted By TestPoint
How much fuel in the tank? A failing tank...

How much fuel in the tank?

A failing tank pump can cause erratic pick up by the pressure pump and work sometime and not others. The fuel can usually be picked up by the pressure pump if more than...
Forum: maintenance & nonperformance 05-15-2022, 08:50 PM
Replies: 7
Views: 1,142
Posted By TestPoint
At least you have focused on the fuel system. ...

At least you have focused on the fuel system. The K-jet system does not appreciate storage and especially the fuel contamination that goes along with gas sitting for years.

The standard first...
Forum: maintenance & nonperformance 05-13-2022, 05:11 PM
Replies: 5
Views: 1,175
Posted By TestPoint
Thank you!

I was having withdrawals . . . .
Forum: maintenance & nonperformance 03-29-2022, 07:12 PM
Replies: 6
Views: 415
Posted By TestPoint
May I suggest that while you are rebuilding the...

May I suggest that while you are rebuilding the entire braking system that you add the replacement of the six rubber hoses at the front wheels and at the rear connected to the pressure regulators.
...
Forum: maintenance & nonperformance 03-18-2022, 09:39 PM
Replies: 10
Views: 823
Posted By TestPoint
Gauge to top screams ground within wiring harness.

Gauge to top screams ground within wiring harness.
Forum: maintenance & nonperformance 03-18-2022, 09:52 AM
Replies: 10
Views: 823
Posted By TestPoint
Looking toward the gauge you should be seeing...

Looking toward the gauge you should be seeing about 5v as there is a voltage regulator on the other side of the gauge. Ignition must be on to see voltage.

Based on your symptom of the gauge...
Forum: maintenance & nonperformance 03-18-2022, 09:14 AM
Replies: 10
Views: 823
Posted By TestPoint
Replace the wiring harness. The gauge...

Replace the wiring harness.

The gauge provides power which goes to a resistance ground in the sensor. Without the sensor connected the wiring harness is providing that ground.

You can temp...
Forum: maintenance & nonperformance 03-18-2022, 08:34 AM
Replies: 10
Views: 823
Posted By TestPoint
The first question: Is the engine over...

The first question:

Is the engine over heating? Got a IR thermometer? Any other sign that it really over heating?

Really sounds like a wiring issue. The '84 is dead center of the wiring...
Forum: maintenance & nonperformance 03-09-2022, 09:29 AM
Replies: 20
Views: 3,864
Posted By TestPoint
Two comments: Change the copper washers on...

Two comments:

Change the copper washers on the leaking port.

If the CPR is functioning within the specs for cold to warm pressures then it is not the source of an instantaneous (blip) problem.
Forum: maintenance & nonperformance 02-28-2022, 05:58 PM
Replies: 8
Views: 1,208
Posted By TestPoint
Baby bottle test. ...

Baby bottle test.

http://i772.photobucket.com/albums/yy4/tporterellijaycom/Volvo%20Bertone/P1101425.jpg
Forum: maintenance & nonperformance 02-27-2022, 08:54 AM
Replies: 8
Views: 1,208
Posted By TestPoint
The absolute first test is to try some starter...

The absolute first test is to try some starter fluid. Tries to start, fuel issue. No try to start, ignition.

Just in case you do not know how to do the pressure test start here:
...
Forum: maintenance & nonperformance 02-20-2022, 10:00 AM
Replies: 9
Views: 1,670
Posted By TestPoint
The RV industry makes extensive use of butyl tape...

The RV industry makes extensive use of butyl tape to seal surfaces. Comes in colors, widths and thicknesses.
...
Forum: maintenance & nonperformance 02-18-2022, 04:05 PM
Replies: 12
Views: 1,515
Posted By TestPoint
Died due to low compression. Glow plugs good at...

Died due to low compression. Glow plugs good at the time.



I had experienced a broken timing belt with only 50k miles on it and replaced the head. Synthetic oil not generally available in...
Forum: maintenance & nonperformance 02-18-2022, 11:12 AM
Replies: 12
Views: 1,515
Posted By TestPoint
I bought my '82 Diesel new and changed the oil...

I bought my '82 Diesel new and changed the oil every 3,000 miles with Diesel engine oil at the recommended weight with the intent of driving it a half million miles. Engine was done at 180,000 which...
Forum: maintenance & nonperformance 02-18-2022, 11:07 AM
Replies: 32
Views: 3,061
Posted By TestPoint
Best on a tire balance machine with the tires...

Best on a tire balance machine with the tires off. You have vertical and horizontal run-out for both inside and outside to measure. Make friends with a local tire store.
Forum: maintenance & nonperformance 02-17-2022, 10:48 PM
Replies: 12
Views: 1,515
Posted By TestPoint
Any remaining probably have had that engine swap...

Any remaining probably have had that engine swap by now or more likely 20 years ago.

That engine below replaced a Diesel that completely died at 180k miles in 1996.
Forum: maintenance & nonperformance 02-14-2022, 10:59 AM
Replies: 7
Views: 1,203
Posted By TestPoint
The switch at the light has 3 positions: on, off...

The switch at the light has 3 positions: on, off and connected to the door switches. Since your original post said the problem was associated with all doors that seems like the likely point to...
Forum: maintenance & nonperformance 02-12-2022, 11:01 PM
Replies: 20
Views: 3,864
Posted By TestPoint
That is the correct connections. The reading for...

That is the correct connections. The reading for the 'open' measurment is low a bit. Typically in the low 20s. The reading for the closed position is too high or at least at the very top of the ...
Forum: maintenance & nonperformance 02-11-2022, 05:30 PM
Replies: 20
Views: 3,864
Posted By TestPoint
The fuel pump should be pushing gas at about 90...

The fuel pump should be pushing gas at about 90 psi while the FD regulated pressure should be about 70 psi to the CPR. The surplus returns to the tank via the FD/fuel return line.

The CPR returns...
Forum: maintenance & nonperformance 02-09-2022, 05:36 PM
Replies: 5
Views: 1,073
Posted By TestPoint
Take the bright trim off, clean up all the trash....

Take the bright trim off, clean up all the trash. Make a judgement call on whether the glass/butyl/metal seal is intact. If there is water leak anywhere the whole thing is going to have to come...
Forum: maintenance & nonperformance 02-09-2022, 01:11 PM
Replies: 5
Views: 1,073
Posted By TestPoint
You can certainly clean up the butyl on the glass...

You can certainly clean up the butyl on the glass and surround and then attach the glass back with urethane. You could also use the urethane to reattach the bright trim but it may be a little...
Forum: maintenance & nonperformance 02-07-2022, 06:45 PM
Replies: 5
Views: 1,073
Posted By TestPoint
Not this particular vendor's product but I have...

Not this particular vendor's product but I have replaced the glass with such trim gasket.

Use of such trim is pretty much required as the earlier plastic clips do not survive removal well. Most,...
Forum: maintenance & nonperformance 02-06-2022, 10:44 PM
Replies: 20
Views: 3,864
Posted By TestPoint
If you have the test gauge connected to the...

If you have the test gauge connected to the center of the fuel distributor and the 10mm side of the control pressure regulator with the fuses correctly jumped and you are reading 0 psi then the most...
Forum: maintenance & nonperformance 01-29-2022, 08:22 PM
Replies: 13
Views: 1,417
Posted By TestPoint
Timing would certainly be a good place to start.

Timing would certainly be a good place to start.
Forum: maintenance & nonperformance 01-26-2022, 03:34 PM
Replies: 9
Views: 2,273
Posted By TestPoint
Taken several apart for cleaning with mixed...

Taken several apart for cleaning with mixed success. The device is a very simple pressure regulator. There are three things that can go wrong with one.

The filter screens get clogged. Carb...
Forum: maintenance & nonperformance 01-26-2022, 09:47 AM
Replies: 9
Views: 2,273
Posted By TestPoint
You are, indeed, describing a CPR that is not...

You are, indeed, describing a CPR that is not working correctly. The high-pressure readings are driving the FD to lean out.

The filter in the fuel input to the CPR is the most likely issue. ...
Forum: maintenance & nonperformance 01-18-2022, 10:56 AM
Replies: 26
Views: 2,902
Posted By TestPoint
I started to ask about the cold weather but . . ....

I started to ask about the cold weather but . . . .

Another guess is the ignition switch. I have had one fail internally

The ECU will have had power to continue to operate. The power being on...
Forum: maintenance & nonperformance 01-14-2022, 07:27 PM
Replies: 11
Views: 1,518
Posted By TestPoint
Forgot about it but I had two new-n-box sensors...

Forgot about it but I had two new-n-box sensors that worked but the hot temp resistance was off by about 20 ohms which was significant on the gauge. Bought another brand to resolve.

Poking around...
Forum: maintenance & nonperformance 01-13-2022, 11:41 PM
Replies: 11
Views: 1,518
Posted By TestPoint
A properly functioning 87*C (188*F) thermostat...

A properly functioning 87*C (188*F) thermostat should read just about that with an IR gauge on the thermostat housing. That should put the dash gauge at the upper end of the gauge since that is...
Forum: maintenance & nonperformance 01-13-2022, 09:29 AM
Replies: 21
Views: 3,228
Posted By TestPoint
Coupe blades longer than 240

Coupe blades longer than 240
Forum: maintenance & nonperformance 01-12-2022, 08:58 PM
Replies: 21
Views: 3,228
Posted By TestPoint
Been there. Gotta find a blade with the pin...

Been there.

Gotta find a blade with the pin adapter.
Forum: maintenance & nonperformance 01-11-2022, 03:09 PM
Replies: 28
Views: 5,172
Posted By TestPoint
Great follow-up! The compression into the...

Great follow-up!

The compression into the coolant is a good bet. There is an exhaust gas test kit for coolant available at auto part stores. Cheaper than a dealer test.
Forum: maintenance & nonperformance 01-07-2022, 05:27 PM
Replies: 8
Views: 2,336
Posted By TestPoint
The fuel pump relay is not seeing a pulsing...

The fuel pump relay is not seeing a pulsing ground from the coil in the RUN position and the fuel pump relay shuts down the fuel pressure.

The coil is powered though contacts in the starter in...
Forum: maintenance & nonperformance 01-05-2022, 10:42 PM
Replies: 21
240: Key Woes
Views: 1,735
Posted By TestPoint
Sorry to hijack the thread but . . . I have...

Sorry to hijack the thread but . . .

I have a steel key blank needed for an '81 but cannot find a local key cutter that has the equipment to cut it.

Had to pay about $20 for the blank so I...
Forum: maintenance & nonperformance 01-04-2022, 09:45 PM
Replies: 28
Views: 5,172
Posted By TestPoint
Abandoned by OP.

Abandoned by OP.
Forum: maintenance & nonperformance 12-25-2021, 06:47 PM
Replies: 28
Views: 5,172
Posted By TestPoint
You have eliminated each and every one of the...

You have eliminated each and every one of the recommended issues with test or observations except for the head gasket. There the feedback was that it was replaced 2500 miles ago.

That alone is...
Forum: maintenance & nonperformance 12-23-2021, 11:08 AM
Replies: 3
Views: 1,288
Posted By TestPoint
Injectors operate on ground from ECM. You...

Injectors operate on ground from ECM.

You should see the 12v on both sides of the injector connector without the grounds. It is just the supply voltage through the injector coil.

You are...
Forum: maintenance & nonperformance 12-20-2021, 11:10 PM
Replies: 20
Views: 3,864
Posted By TestPoint
Some years the ignition switch/ECU 'primes' the...

Some years the ignition switch/ECU 'primes' the fuel pressure, some years don't.

Jump the fuses. Read the pressure.
Forum: maintenance & nonperformance 12-19-2021, 10:34 AM
Replies: 7
Views: 1,546
Posted By TestPoint
I did a wiring/relay upgrade to the V8 Wagon...

I did a wiring/relay upgrade to the V8 Wagon several years ago without use of kits.

Documented here: http://forums.turbobricks.com/showpost.php?p=4441895&postcount=6
Forum: maintenance & nonperformance 12-17-2021, 09:53 PM
Replies: 23
Views: 3,538
Posted By TestPoint
The anti-freeze function is there for a purpose. ...

The anti-freeze function is there for a purpose.

Is there a reason you are considering eliminating it?

That is a tube, not an electrical connection.
Forum: maintenance & nonperformance 12-09-2021, 11:05 AM
Replies: 28
Views: 5,172
Posted By TestPoint
Pull the spark plugs looking for a steam cleaned...

Pull the spark plugs looking for a steam cleaned cylinder. Easy enough to eliminate the head gasket.
Forum: maintenance & nonperformance 12-02-2021, 09:07 PM
Replies: 18
Views: 2,970
Posted By TestPoint
No, there is an internal fuel pressure regulator...

No, there is an internal fuel pressure regulator that will bleed off any pressure above the appx. 70 psi of the system.

Best make accommodation for the output of the return line port.

I...
Forum: maintenance & nonperformance 12-02-2021, 05:32 PM
Replies: 6
Views: 1,618
Posted By TestPoint
Send me a PM and I will return a link to my cloud...

Send me a PM and I will return a link to my cloud copy of the greenbook on adjusting/rebuilding the rack.
Forum: maintenance & nonperformance 12-01-2021, 03:05 PM
Replies: 18
Views: 2,970
Posted By TestPoint
About the only thing to do is seal all ports and...

About the only thing to do is seal all ports and store in a closed container. I would invest in the the needed bolts to close all of the ports to ensure that insects did not find them a good nesting...
Forum: maintenance & nonperformance 11-30-2021, 05:16 PM
Replies: 18
Views: 2,970
Posted By TestPoint
I would suggest that having the last gas dry in...

I would suggest that having the last gas dry in place in both the fuel distributor and CPR is not a great idea. Same for the Bosch injectors.

Sounds like the FD may already be out so a little...
Forum: maintenance & nonperformance 11-28-2021, 09:37 AM
Replies: 6
Views: 1,618
Posted By TestPoint
That's the NASCAR option.

That's the NASCAR option.
Forum: maintenance & nonperformance 10-29-2021, 05:59 PM
Replies: 6
Views: 1,491
Posted By TestPoint
Step one on an unknown no-start is a squirt of...

Step one on an unknown no-start is a squirt of starter fluid.

Starts: ignition good

Then chase fuel.

There have been numerous reported cases of new lift pumps being wired backward.
Forum: maintenance & nonperformance 10-25-2021, 09:03 AM
Replies: 11
Views: 2,246
Posted By TestPoint
An ignition coil failing due to heat soak is the...

An ignition coil failing due to heat soak is the only thing that comes to mind and you seem to have said that you replaced that.
Forum: maintenance & nonperformance 10-25-2021, 08:11 AM
Replies: 11
Views: 2,246
Posted By TestPoint
Replaced the fuel distributor. That was before...

Replaced the fuel distributor. That was before Al invented the WWW and the parts cannon was used a lot more than today. The distributor was an unbelievable $50 which would be $500 today.
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