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Search took 0.13 seconds. Search: Posts Made By: Sugar Bear
Forum: Diesel Discussion 09-26-2025, 07:45 PM
Replies: 13
Views: 297
Posted By Sugar Bear
Pulling additional amperage/current through an...

Pulling additional amperage/current through an older ignition may harm or ruin the switch. I'd suggest using a relay to power the pump.

Power the relay trigger from the ignition switch, run fuse...
Forum: Diesel Discussion 09-26-2025, 12:22 PM
Replies: 5
Views: 223
Posted By Sugar Bear
Try to thoroughly clean and examine the system...

Try to thoroughly clean and examine the system for the exact location of the leak. Depending on what is wrong with the SLS it may cost less to fix it vs. a conversion. If the car is a clean keeper do...
Forum: Mercedes-Benz SL Discussion Forum 09-25-2025, 02:45 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
Yes 19.8 is way too high, the clutch internal...

Yes 19.8 is way too high, the clutch internal electrical insulation is probably failing. Time for a new clutch.
Forum: Mercedes-Benz SL Discussion Forum 09-24-2025, 07:02 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
Should be a Nippodenso 10P17C. Search on them and...

Should be a Nippodenso 10P17C. Search on them and compare the appearance.
Forum: Tech Help 09-24-2025, 03:22 PM
Replies: 1
Views: 120
Posted By Sugar Bear
I'd stay with what the factory installed which I...

I'd stay with what the factory installed which I believe is lead acid not AGM due to slightly different charging voltages and the initial cost
Forum: Mercedes-Benz SL Discussion Forum 09-19-2025, 07:41 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
Eventually the clutch needs to be unplugged. I'd...

Eventually the clutch needs to be unplugged. I'd unplug it now at the compressor and see if the fuse blows to rule out a shorted wire to the clutch. Unplug it at the compressor, if the fuse does not...
Forum: Mercedes-Benz SL Discussion Forum 09-19-2025, 06:31 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
I think the clutch can be replaced without...

I think the clutch can be replaced without removing the compressor. It won't be easy but doable. The work area will be tight.
Forum: Mercedes-Benz SL Discussion Forum 09-19-2025, 04:46 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
If the AC cooled well and the compressor sounded...

If the AC cooled well and the compressor sounded good replace just the clutch and the drive belt if it slipped or burned at all.

The compressor should be a 10P17C, use high quality new (not...
Forum: Mercedes-Benz SL Discussion Forum 09-19-2025, 02:24 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
Just to be clear the fuse does or does not blow...

Just to be clear the fuse does or does not blow with the compressor clutch unplugged?

Which compressor model?

If the clutch is causing the problem and the AC system works well I'd replace only...
Forum: Diesel Discussion 09-18-2025, 04:20 PM
Replies: 3
Views: 188
Posted By Sugar Bear
Good info, thanks...glad it works.

Good info, thanks...glad it works.
Forum: Diesel Discussion 09-18-2025, 04:03 AM
Replies: 15
Views: 1,267
Posted By Sugar Bear
Yes it sounds like a clogged strainer. Before...

Yes it sounds like a clogged strainer. Before pulling the tank strainer try loosening the tank cap to eliminate a plugged vent causing a suction in the tank and check the fuel supply line for a...
Forum: Diesel Discussion 09-17-2025, 04:48 PM
Replies: 3
Views: 175
Posted By Sugar Bear
No to vacuum leak between master and booster. I'd...

No to vacuum leak between master and booster. I'd be suspicious of the check valve in the supply line, a leaking booster or failing vacuum pump that makes insufficient volume.
Forum: Diesel Discussion 09-16-2025, 08:06 PM
Replies: 24
Views: 597
Posted By Sugar Bear
Hopefully you don't need this, stow it in case...

Hopefully you don't need this, stow it in case you do. The #1 cylinder bore/piston clearance is SLIGHTLY different than 2-4. #1 probably runs cooler than 2-4??? Need a good machinist that won't touch...
Forum: Vintage Mercedes Forum 09-16-2025, 03:15 PM
Replies: 1
Views: 124
Posted By Sugar Bear
Contact forum member martureo.

Contact forum member martureo.
Forum: Mercedes-Benz SL Discussion Forum 09-15-2025, 11:12 PM
Replies: 21
Views: 7,533
Posted By Sugar Bear
Did you try unplugging the AC clutch to see if it...

Did you try unplugging the AC clutch to see if it stopped blowing the fuse?
Forum: Diesel Discussion 09-15-2025, 08:46 PM
Replies: 24
Views: 597
Posted By Sugar Bear
Yup...a now deceased Benz only indy listened to...

Yup...a now deceased Benz only indy listened to it and said it was too quiet and lacked a sharp clack at low rpm due to low compression. I did a rebuild using 0.5mm oversize pistons and the engine...
Forum: Diesel Discussion 09-15-2025, 08:07 PM
Replies: 24
Views: 597
Posted By Sugar Bear
It doesn't mean yours will but that is when I had...

It doesn't mean yours will but that is when I had to rebuild my '78. Do check the timing chain for stretch, seen a few of them break but honestly think it was vacuum pump failure that broke the chain...
Forum: Diesel Discussion 09-15-2025, 07:57 PM
Replies: 24
Views: 597
Posted By Sugar Bear
How many miles? How much blowby? If the engine is...

How many miles? How much blowby? If the engine is up to spec. it should reach 86 mph in manual form and 83 in automatic version. I'm not suggesting that you do those speeds but, does it have anything...
Forum: Diesel Discussion 09-15-2025, 04:31 PM
Replies: 24
Views: 597
Posted By Sugar Bear
Do as qualified-merc suggests I'm just going to...

Do as qualified-merc suggests I'm just going to suggest that the valves be adjusted before the compression, just changing the order. Some of the early 616's had ring problems, mine did.

Check that...
Forum: Tech Help 09-11-2025, 12:59 PM
Replies: 7
Views: 378
Posted By Sugar Bear
Check the boot under the fuel distributor and the...

Check the boot under the fuel distributor and the hoses going to it for cracks.
Forum: Vintage Mercedes Forum 09-10-2025, 07:52 PM
Replies: 11
Views: 225
Posted By Sugar Bear
Yes with the key or close the front door, open...

Yes with the key or close the front door, open the back door, reach in and push the front door lock button down and then shut the rear door.
Forum: Diesel Discussion 09-09-2025, 05:44 PM
Replies: 10
Views: 251
Posted By Sugar Bear
If the gauge works by jumping pins at the tank...

If the gauge works by jumping pins at the tank and the sending unit is known to be good the problem may be the connection/connector at the sending unit. Clean and tighten the connections at the...
Forum: Vintage Mercedes Forum 09-09-2025, 05:06 PM
Replies: 11
Views: 225
Posted By Sugar Bear
Pretty certain that is a vacuum lock system and...

Pretty certain that is a vacuum lock system and there is a master vacuum switch at the driver's door.

https://www.peachparts.com/shopforum/diesel-discussion/298784-w115-vacuum-system-diagram.html
Forum: Diesel Discussion 09-09-2025, 04:06 PM
Replies: 10
Views: 251
Posted By Sugar Bear
Where are 3-2 and 3-1 pins located?

Where are 3-2 and 3-1 pins located?
Forum: Diesel Discussion 09-09-2025, 02:50 PM
Replies: 10
Views: 251
Posted By Sugar Bear
Having two known good sending units is a big win....

Having two known good sending units is a big win. Now it is known that the issue is forward of the tank in the wiring or instrument cluster.
Forum: Diesel Discussion 09-09-2025, 02:45 PM
Replies: 10
Views: 251
Posted By Sugar Bear
Sorry IDK where the grounds are located. I think...

Sorry IDK where the grounds are located. I think the one behind the cluster will be easy to find though after removing the cluster. Also remove, clean and reassemble the grounds (brown wires) near...
Forum: Diesel Discussion 09-09-2025, 09:32 AM
Replies: 10
Views: 251
Posted By Sugar Bear
If the gauge always reads fully I'd focus on a...

If the gauge always reads fully I'd focus on a bad ground either at the gauge, instrument cluster or at the tank. Grounds will be brown wires. Always full is an open ground, always empty is shorted...
Forum: Diesel Discussion 08-31-2025, 11:14 PM
Replies: 2
Views: 167
Posted By Sugar Bear
^^^Yup^^^

^^^Yup^^^
Forum: Diesel Discussion 08-28-2025, 10:08 PM
Replies: 6
Views: 381
Posted By Sugar Bear
Door check straps Camshaft and followers if...

Door check straps

Camshaft and followers if you'll get another OM 616

Vacuum pump

Heater water control valve

Battery tray if not rotted
Forum: Diesel Discussion 08-24-2025, 03:30 PM
Replies: 15
Views: 1,267
Posted By Sugar Bear
How old is the diesel fuel in question?

How old is the diesel fuel in question?
Showing results 1 to 30 of 500
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