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Search took 0.01 seconds. Search: Posts Made By: BnObob
Forum: Tech Help 12-01-2017, 07:55 PM
Replies: 17
Views: 2,261
Posted By BnObob
EHA checks ca 19 ohms. And voltage on pins. ...

EHA checks ca 19 ohms. And voltage on pins. Need to check the current.

Any idea how to test the OVR relay? Like the zener diode in it?
Or just call it a replace and eat the cost?

I did pull...
Forum: Tech Help 11-21-2017, 07:41 PM
Replies: 17
Views: 2,261
Posted By BnObob
I replaced the 2-wire T-stat today. Will test...

I replaced the 2-wire T-stat today. Will test run Wednesday.
I did check the air flow meter. Pins 1-2 read 5K....15K...10k (at max depression of plate.
But the ohmmeter needle jumped around, like...
Forum: Tech Help 11-20-2017, 07:23 PM
Replies: 17
Views: 2,261
Posted By BnObob
Oops my bad. I used the word "vacuum"; meant...

Oops my bad. I used the word "vacuum"; meant crankcase/valve cover vacuum as it is pulled by the throttle body into the air intake/filter. And that is pulled from the FPR via that tiny 'picollo'...
Forum: Tech Help 11-19-2017, 07:34 PM
Replies: 17
Views: 2,261
Posted By BnObob
Thanks everyone! I had considered the 2 fuel...

Thanks everyone! I had considered the 2 fuel pumps. Did change the check valves about 5 years ago. So, pull on wire to one pump. If nothing changes, then the other pump OK. Then reconnect & try...
Forum: Tech Help 11-18-2017, 07:50 PM
Replies: 17
Views: 2,261
Posted By BnObob
Angry M103 300E hot drooping idle; cold OK

OK, I have read many of the M103 posts on 'rough idle'. And done many tests or inspected components. Problem: Cold start OK. Idle at 800 rpm. Then engine heats up to 80C. Then I drive, back off...
Forum: Off-Topic Discussion 06-30-2017, 05:54 PM
Replies: 1
Views: 629
Posted By BnObob
My 1989 "Snow White" with 105K original...

My 1989 "Snow White" with 105K original miles!
Forum: Tech Help 10-22-2014, 07:45 PM
Replies: 6
Views: 853
Posted By BnObob
I'm concerned the 'function' may not be adequate...

I'm concerned the 'function' may not be adequate for a 300E. Like a 190E is lighter, so the 300E may be heavier and require a stronger shock. No other reason. And Bilstein did not specifically...
Forum: Tech Help 10-19-2014, 07:37 PM
Replies: 6
Views: 853
Posted By BnObob
Question Correct rear shocks for 300E ?

I had new shocks put on a 1989 300E. Bilstein 24-18450 or B36-1388 or W124 320 12 13 part number. Didn't know until I looked under the car that this was put on. They are 'form' and 'fit' same as...
Forum: Detailing and Interior 06-22-2014, 06:09 PM
Replies: 5
Views: 6,647
Posted By BnObob
What I did

OK, forgot to answer with my 'fix'.
I got a long shaft 3/8 drive and took off the 2 bolts holding the fuel door.
Real simple, except the spring needs to be wiggled to get the socket seated/in...
Forum: Tech Help 06-18-2014, 07:46 PM
Replies: 12
Views: 1,491
Posted By BnObob
Talked with mechanic

OK, the beast died in a 113F Kroger parking lot. Just would never crank. Even with ether assist. Towed home, tried in the morning, and presto! Started in first click of key.

I drove it to the...
Forum: Tech Help 06-12-2014, 07:12 PM
Replies: 12
Views: 1,491
Posted By BnObob
300E similar problems

I have a W124/M106 engine. Similar problems. Done so far:
New OverVoltage relay, new fuel line check valves, new fuel filter, EHA replaced. (Mechanic said the fuel pumps were OK.)
Tune up. ...
Forum: Detailing and Interior 03-01-2014, 07:38 PM
Replies: 5
Views: 6,647
Posted By BnObob
Question Black mold around fuel door

OK, I searched as best I could in the various threads. Could not find any info on this problem, so here goes.

I wash my Snow White car infrequently (it's cold in Georgia this winter!)
And I...
Forum: Tech Help 06-18-2011, 01:10 PM
Replies: 3
Views: 862
Posted By BnObob
Smile Thanks ! This helps.

Thanks ! This helps.
Forum: Tech Help 06-16-2011, 07:52 PM
Replies: 3
Views: 862
Posted By BnObob
Help with Manuals or documentation

I've read through a bunch of posts, and have seen references to many manuals & docs. MB produced and 3rd party. And I have Googled these titles only to find covers and recommendations,. but nothing...
Forum: Tech Help 04-12-2011, 06:40 PM
Replies: 1
Views: 727
Posted By BnObob
Question Squirly Problems with CLS Central Lock

I'm having some weird problems with the CLS on a 1989 300E.

First, I have noticed a new noise, like the humming of a small motor near
the right rear seat/door. This was not there for 20 years. ...
Forum: Tech Help 09-25-2010, 07:59 PM
Replies: 0
Views: 632
Posted By BnObob
Question A/C compressor intermittent 300E

OK, I've tried a bunch of things...but still I have a funky A/C operation.

I connected the A/C hoses, observed the static pressure (>80PSI),
and after warming up with A/C on max, have high side...
Forum: Tech Help 09-25-2010, 07:57 PM
Replies: 3
Views: 738
Posted By BnObob
Question A/C compressor intermittent 300E

OK, I've tried a bunch of things...but still I have a funky A/C operation.

I connected the A/C hoses, observed the static pressure (>80PSI),
and after warming up with A/C on max, have high side...
Forum: Tech Help 05-20-2010, 07:56 PM
Replies: 3
Views: 836
Posted By BnObob
Hi, I just replaced the damper/shock on the...

Hi,

I just replaced the damper/shock on the fixture in my 300E.
Simple, once I decided to remove the radiator for room to work!
And do adjust it to the correct setting (I think mine was about...
Forum: Tech Help 05-20-2010, 04:11 PM
Replies: 2
Views: 953
Posted By BnObob
Sorry, no writing on the new disk. (But there is...

Sorry, no writing on the new disk. (But there is a P/N on it!) The old disk has no arrow,
but does have words and a number, and this is to the back. But if I would install it with
the P/N to the...
Forum: Tech Help 05-16-2010, 08:00 PM
Replies: 2
Views: 953
Posted By BnObob
Front drive shaft flex disk.

OK, I have egged out holes on the front hard rubber flex disk.
And I purchased a new one.

But.....
1. How do I identify the front vs back of the new part?
It has funky off center washers. ...
Forum: Tech Help 03-21-2010, 07:40 PM
Replies: 3
Views: 857
Posted By BnObob
Engine shock-absorber noise

I have been hearing a small roughness in the 1989 M103 engine. And so I got out the trusty stethoscope and probed around. While I heard some clicking, like valve lifters/rockers, and water sounds,...
Forum: Tech Help 02-01-2008, 06:37 PM
Replies: 1
Views: 726
Posted By BnObob
Question Ignition wires

I've been reading several threads today about plugs (NO RESISTORS !),
rotor/cap, etc.. and ignition wires. But.....

How often should a wire set be replaced? or conversley, how long should
a...
Forum: Mercedes-Benz Wheels & Tires 01-31-2008, 08:00 PM
Replies: 1
Views: 806
Posted By BnObob
Changing Front Struts, Bellows

The bellows on my 1989 are toast. A few floppy pieces of rubber left.

Three questions:
1. What is the recommended interval to change front struts ?
...or how long service life can one expect...
Forum: Tech Help 01-20-2008, 07:28 PM
Replies: 5
Views: 1,160
Posted By BnObob
Wink Many Thanks!

As soon as the weather climbs above freezing, and the snow gets off
the carport, I'll pull the tire and plastic skirt. These photos are a
super help !!!!!!!! Thanks again !

OK weather...
Forum: Tech Help 01-11-2008, 01:29 PM
Replies: 5
Views: 1,160
Posted By BnObob
But how do I access that tank ?

But how do I access that tank ?
Forum: Tech Help 01-08-2008, 07:39 PM
Replies: 5
Views: 1,160
Posted By BnObob
Coolant overflow-resovoir tank hoses

The overflow hose from my coolant tank is baked. One of those fabric
covered hoses (English size about 1/2" OD, & 1/4" ID.)

I replaced about a foot of it, near the tank, but after a few months,...
Forum: Mercedes-Benz Wheels & Tires 04-01-2006, 06:08 PM
Replies: 1
Views: 892
Posted By BnObob
Help with 300E dual rear brakes

OK, I've been reading the many postings on brakes, rear brakes and
drums, rotors, etc.....Now:

I removed the rear wheels on my '89 300E. Found reasonable pads (almost
80K on original pads, but...
Forum: Tech Help 11-18-2005, 07:55 PM
Replies: 6
Views: 1,674
Posted By BnObob
Many Thanks

Yes, for simple stuff like this, I'm a DIY. For the hard stuff, I have a
mechanic born in Austria who knows the metal and electrons in these cars.

I'll visit the sites later. Unfortunately, my...
Forum: Tech Help 11-15-2005, 06:51 PM
Replies: 3
Views: 900
Posted By BnObob
Oil Specs for 300E

I inherited this fine car. And an almost worthless User Manual.
Further, many Chilton and other books also don't address these issues:
(The User Manual says to go to MB shop with wallet open &...
Forum: Tech Help 11-11-2005, 06:35 PM
Replies: 6
Views: 1,674
Posted By BnObob
Oil specifications

With this inherited German car, I have an inherited owners manual. Unfortunately, the "oil" section says the weight of oil, but to go to the MB dealer and have them put in a quality oil to Mercedes...
Showing results 1 to 30 of 35
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