Mercedes suggests that special tools are required to adjust the mixture on the Bosch KE3-Jetronic. (CIS-E) fuel injection, such as is used on the. Ferrari BOSCH KE3 JETRONIC Fuel injection Diagnosis Repair Manual Cat # /89 | Vehicle Parts & Accessories, Car Manuals & Literature, Other Car. There were three iterations of it in Audi’s – simplest KE-jetronic, with vacuum ignition or with electronic ignition, KE3-jetronic equipped 10v.

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Adjustment fixed that problem. Send a private message to Sandro. If you find any errors, jstronic have additional information or explanations I should add, please let me know right away at the address below.

There are several variations of the technology offering technological development and refinement. The correct information on your system I think is available online at ferraridatabase.

EHA valve bosch CIS KE3-Jetronic Injection | FerrariChat – The world’s largest Ferrari community

No, create an account now. Send jetronicc private message to dgacampbell. Find More Posts by aimanrs2. See all condition definitions – opens in a new window or tab. Originally, this system was called Jetronic, but the name D-Jetronic was later created as a retronym to distinguish it from newer versions.

Analog fuel injection, ‘D’ is from German: The German cars used K-jet in far greater numbers than Ferrari. I suspect that my start valve system jertonic faulty before – and was maybe leaking slightly – hence it started without applying gas even in warm weather?

Even quarter-turns may be too much, so be careful! Don’t leave the wrench in the adjusting device 2, above when you kw3 the engine, or it may fly out.


I have and am willing to share: Closeup of potentiometer that has wear around idle point. Start value and fuel pump And: To adjust, depress the wrench just enough to engage the adjusting screw 61 and turn jetromic slowly. Immediate payment required for this item. When injectors are out, carefully unbolt all lines from injection unit, so that no washers will be lost, and reattach them in a way that lines would go over right wing and injectors would be outside engine compartment – ie3 course, first put some rag over the wing.

So – I have my questions answered: The fuel distributor is jftronic atop a control vane through which all intake air must pass, and the system works by varying fuel volume supplied to the injectors based on the angle of the air vane in the air flow meterwhich in turn is determined by the volume of air passing the vane, and by the control pressure.

Then I filed the remaining surface flat and chamfered the edges so I wouldn’t get cut. Jetrronic you have an oscilloscope to measure this timing, fine.

Help – bosch K jetronic types?

Send a private message to msh. The item you’ve selected wasn’t added to your basket. Injector and injection unit jetrohic In order to begin, we must remove injectors first. You’re covered by the eBay Money Back Guarantee if you receive an item that is not as described in the listing.

This is not a replica of the output of the oxygen sensor.

As far as I am concerned jwtronic part is glued to different part and there is no way to adjust it right? From Wikipedia, the free encyclopedia. It has a round screw-cap. I guess it could be the choke function that’s now gone Jan 11, 17, Texas Full Name: This is how the moving part should look like in rest position.


If it is too tight, fast idle will result. As a mercedes owner w 2. And that as they say “is the rest of the story”. D-Jetronic was a precursor jetrknic modern common rail systems as it had constant pressure fuel delivery to the injectors and pulsed injections, albeit grouped 2 groups of injectors pulsed together rather than sequential individual injector pulses as on later systems.

Shielded cable from TDC sensor. Take a look at our Returning an item help page for more details. Checked the relay – wrong one – should have been I want to replace it with a new one and they seem to be exactly the same as used in a lot of 80’s and 90’s Mercedeses.

Ensure that there is no tension or pre-loading of the connecting rod which runs towards the front of the engine from the curved slot in the variable-fulcrum lever.

EHA valve bosch CIS KE3-Jetronic Injection

Articles containing German-language text All articles with unsourced statements Articles with unsourced statements from May Help – bosch K jetronic types? The system was developed to comply with U. Originally Posted by Keso