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1987 MB 560 Sl with no power to cold start injector, check
1987 MB 560 Sl with no power to cold start injector, check fuse to overpower relay, it's good and has power. Check thermal switch and replaced just to make sure.. Car doesn't seem to run well at idle.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Billy remember me Mr. aka Mr. Bosch? Having several other
Hello Billy remember me Mr. Brown aka Mr. Bosch? Having several other projects going I haven't been working on the MB recently but I'm ready to get back at it. One of my main problems seems to be a la… read more
Billy
Billy
Trainer/Master tech.
Bachelor's degree
3,499 satisfied customers
190E: I still have no post start or warm up current to the
I still have no post start or warm up current to the EHA on a 1991 190E, 2.6L. There is 22ma when I turn the ignition on but it falls to 0 when I crank it. Once I get it started and warmed up it seems… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
190e: 1). got the fuel pump ooze to stop with new copper washers
1). got the fuel pump ooze to stop with new copper washers 2). installed the replacement ECU 3). tested the KOEO amperage at the eha and had 0.67mA....I think that is the same as with the previous ecu… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
w201 190E: 190E 2.3L 1991. Idle hunting issue in Park and
190E 2.3L 1991. Idle hunting issue in Park and Neutral when engine hot i.e. rev's drop off every 15 seconds, ICV then kicks in bringing idle revs back to 750rpm. Vacuum leak presumably but cannot loca… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
190e: mercedes 1987 190e starts fine when cool , when engine
mercedes 1987 190e starts fine when cool , when engine reaches 55c will begin to stall unless you depress gas to floor , runs fine after reaches about 75c… read more
Matt
Matt
Engineer
Bachelor's Degree
771 satisfied customers
1986 260e: working temperature..actuator..i allso have the abs light
i have a problem with my 1986 260e engine. when its cold it runs, when it is on working temperature, then i have a problem, i think with fuel suply. is it posible that my electrohydraulic actuator is … read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
300e: intake manifold with new injectors..rebuilt..hoses..runs great
I have a 1991 MB 300e. After resolving a problem with popping in the intake manifold with new injectors, rebuilt fuel distributor, replacing the hoses to and from the idle control valve and replacing … read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
1991 300e: popping..the intake manifold which I..pressures..relay
I'm a little miffed at problem 1991 300e. This started with popping in the intake manifold which I related to extended periods without use. While trying to check the fuel pressures, I removed a small … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
92 190e 2.3: cold start..4cyl..Rough idle until engine warms up
Having trouble cold start '92 190e 2.3 4cyl. Rough idle until engine warms up. After turn off, same thing again.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
sel..relay, plugs, coolant temp sensor.eha..idles fine
have 1990 300 sel no pwer hot replaced ovp relay, plugs, coolant temp sensor. eha seems to be working / starts and idles fine. hot or cold . cold runs normal ideas?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
cdi..weather was bad my battery died and i needed a new one..merc
Hi Guys ml270 cdi late 52 plate autobox w163 ive had my car 18mths not had a problem with it until the other day. while the weather was bad my battery died and i needed a new one, i found a bosch silv… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
have 1984 190e oxy. sensor light stays on. Replaced oxy.
have 1984 190e oxy. sensor light stays on. Replaced oxy. sensor, replaced fuel distributor, at times eng. runs great but leaves me stranded when it acts up,no power… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
190E 2.6: start my..with cis/E injection..cables..It starts fine
Why is it so difficult to start my 190E 2.6 engine year 1989 with CIS/E injection. I replaced the idle air control valve (used one), Platinum plugs, plug cables. It starts fine when cold, it's a dog w… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
I have a mercedes 190E w/ a 2.3L I4. It has a high idle, and
I have a mercedes 190E w/ a 2.3L I4. It has a high idle, and a cold start issue. The electrohydraulic actuator has been replaced. I tested the airflow position sensor and the throttle valve switch. Th… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
eha valve and ovp relay and found corrosion (like on battery)
Cold starting vehicle seems to flood. I checked the EHA valve and OVP relay and found corrosion (like on battery) and repaired. The vehicle worked great for about 10 days but is acting up again withou… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1991 300ce: cold start..injector..disconnect..you press the pedal
1991 300ce, only way to start car is to manually / continuously energize cold start injector. wait a bit then disconnect. now it can idle on its own but stumbles if you press the pedal. Fuel distribut… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
This is alot, so Ill apologize ahead of time....I have an
This is alot, so I'll apologize ahead of time....I have an '88 560 SL that was running just fine until about 2 months ago when it just became undrivable one morning. Lots of black smoke on startup, so… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
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MB Paul

MB Paul

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Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes

Marty

Marty

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Michael Warfield

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Matt

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