Descended from the first motor car manufacturer, now a luxury German carmaker and part of the Daimler group.

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0
votes
2answers
155 views

my van is not able to drive over a kerb

My van is not able to drive over a kerb. Just a normal kerb, that other vehicles are able to drive their wheels over, and mine is not. What might be the problem and how to fix it? It is a ...
2
votes
2answers
620 views

unusual noise when switching into the second gear - other gears are fine

Almost every time I switch into the second gear, a quite loud crackle sound is heard shortly. It only happens when switching into the second gear, other gears are fine. I depress the clutch fully of ...
7
votes
1answer
570 views

how can I measure the amount of fuel injected into a diesel engine in real time in a purely mechanic pre-OBD vehicle?

This is a Mercedes-Benz 308D van, year 1992, model 602.316. Pre-OBD, no electronics of any sort, everything is purely mechanical. I would like to retrofit a system which would measure the precise ...
4
votes
2answers
444 views

engine underpowered in idle - what can be done to improve a diesel engine power at low RPM just a bit?

There is an engine which is a bit underpowered when idling, it can not even keep the car moving on a flat road when in gear and idling at 700..800 RPM - see link. What can be done to improve its ...
4
votes
2answers
1k views

does a car normally continue moving at a constant speed when in gear and the foot is taken off the accelerator pedal?

I remember when driving a passenger car, when I took my foot off the accelerator pedal completely, but remained in gear, the car would normally continue to move at some low speed, different for each ...
9
votes
1answer
2k views

how to optimize fuel consumption by changing the rear differential ratio?

Is it possible to improve the fuel consumption (decrease it) in my van by changing the rear differential ratio? I would like to optimize it for low-speed driving about 40 km/h (25 mph). Is it true ...
2
votes
1answer
565 views

how to install cruise control (Tempomat) in an Mercedes-Benz 308D from 1992?

I would like to retrofit a Mercedes-Benz 308D van from year 1992 (model number 602.316) with cruise control. What parts would I need to buy and how to proceed installing them? I mostly see parts for ...