Thread: Bosch D Jetronic and K Jetronic Troubleshooting - Page 2 - Benzworld.org - Mercedes Benz Discussion Forum

D Jetronic Fuel Components In Tank Filter Located inside the fuel tank is a screen or filter designed to protect the fuel pump from rust,dirt and debris.Although seldom the cause of a drivability problem,the in tank filter should be high on the list of items to check.In many cases these filters have been ignored,even on well maintained vehicles. Fuel Pump The fuel pump is a high speed roller vane pump.It is capable of pumping fuel at...

just an update tapping didn't help,I do get reading to it but no fuel comming out untill I press the airflow sensor plate/ don't know if that is what you call it/ fuel starts comming out under presure from fuel distributor,but floods the engine!!!!,so still no start Should I replace that duel distibutor or there is cheeper fix. Thank You

hi Benz I need help . Can't get mine going at all. 86 E 300 I get good spark ,replace ignition rotor and distributor cap,sparkplugs,I get fuel to the fuel distributor but nothing out of it.Got a new fuelpump relay,and Overprotector relay,fuel presure is147psi before Fuel distributor and no presure coming out of it.

Dear Friends,... i'm Barong,.. i live in Jakarta Indonesia (adityamangoen@yahoo.com) i own a Mercedes Benz 280 SE (2.8)W116 -1973 which have trouble. I had an accident,....the engine compartment burned. I have fixed the body and everything,..and engine overhauled. The problem is,....the engine can't start. I have checked : 1. The fuel regulator which have 1 inlet and 2 outlet not working 2. No electric signal to the fuel nozzles....

Friends, I have problem in my MB 250CE/71 (mod. w114/8-D.JETRONIC) in the shot. Someone has connection scheme of the fuel hose that focus of the hose that comes from the tank of fuel to return, distribution of nozzles nozzles. It is that my MB is being completely restored and needs of this scheme to connect it. Thank you for this attention.

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1992 190e mercedes won't start? never had any trouble with it b4. its got spark. and i can here the fuel pump. and there is fuel getting to the fuel injector distibuatior.but not cuming out of the fuel distrbuator thingy with pressure.i dont have any thing 2 test fuel pump pressure. but we thought it was the EHA fuel valve regulator and we replaced it with a second hand 1 with no luck

This should come in very handy, thanks for this troubleshooting guide. Just dragged a W109 home a week ago and hope to get it running soon.

hello nutz for benz the coolant temp sensor and oxygen sensor; are they things i can handle myself, if the answer is yes, will like to know how, your response is highly appreciated cheers

I've just uploaded some PDF Files at the below links for K Jetronic. Testing and adjusting jobs Assembly of Fuel Pump,Filter,Airflow Sensor,etc...