[R129 SL] R129LIST Digest, security motor protection

[denis gautier]

Dear flying dutchman

i have offerd a new life to my car since i have changed the two benzin pumps
The reason was a corroded pump inside because of a not enough use :!!!!!!!
....
I change the two pumps for a very reasonable price (see attached document)
and I get pleasure again

Best regards
denis

2011/9/28 <j.kuylaars at kpnplanet.nl>


> Peter, I have not heard anything from the guy, and I don,t know him. I have

> an other question for everyone.

> Like I told before: I had measured  the gaspumps, distributers caps and

> replace one ignition coil,three ignition cables, the sensor and the

> kathalisator muffler , the radiator and the viscocoupler for the fan.  Now

> the car is staying around the 80 degrees celcius , maximum on hot days 95.

> It runs normally and have reasanble power if I put the gaspedal a little

> amount to the bottem. Enough to drive high speeds and faster then most other

> cars but I know it is only a 70 percent of the normal power . If I want to

> use all power and put the pedal full cick down ,the engine speeds up to

> around 4000 rpm and then start shaking and loose of power, go's on to 5000

> rpm and then get power back and switch at 6000 rpm to a higher gear. First I

> thougt it was temperature because the same shaking started then at 2500 rpm.

> But that's fixed now. Then I thought it was the rpm, but shifting to first

> gear and give's a small amount of gas the rpm go's to 6000 without problems.

> So the rpm is no issue but now I believe the amount of gas and air intake is

> not right. So mayby one of the two gaspumps has enough output pressure, but

> not enough volume to deliver the needed benzine at full power.  I cannot

> believe it is a ignition case anymore. Last year When the car could not

>  loose its output because of melted katalysator and it become hot I

> discovered that there is a electronic protection  to prevend blowing up

> complete engine and you can drive home with small power  at 1500 rpm. The

> feeling  of the car is the same as now with full gas. Last months I tried

> out the car several times at full power and had the problem sometimes with

> 2500 rpm that the engine wil not have any power att all , so bringing home

> mode and then I stopped the car. Turning on the ignition for 5 seconds while

> the gas pedal is on the floor ( or reverse) reset the car. So it is the

> protection , resetting give's back enough power but the dip still exists by

> full power. So is the protection there because I ask full power and have not

> enough  benzine or an other faillure, or is de computer itself the problem

> ????? Has anyone an idea?

> Jan Flying Dutchman

> Verzonden vanaf mijn draadloze BlackBerry®-toestel

> The MB Coupes Website!

> R129 SL Mailing List

>

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