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I have misfire on cylinder 3 and 4, I changed the 2 coils
I have misfire on cylinder 3 and 4, I changed the 2 coils and the 8 spark plugs and I still have the same error code … read more
Gunvir Singh
Gunvir Singh
1,949 satisfied customers
Has code P0300 and P0304. replaced spark plug and coil,
has code P0300 and P0304. replaced spark plug and coil, still has misfire. has spark to plug … read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
2005 c230 died while driving the other day and wouldn't
2005 c230 died while driving the other day and wouldn't start. Threw codes p0300, p0303, p0304. It ran rough a few months ago and threw code p0301 so I replaced the plugs and replaced the ignition coi… read more
Dan
Dan
Dealership Technician
Associate Degree
2,172 satisfied customers
97 mercedes c280 won't start put in new crankshaft sensor
97 mercedes c280 won't start put in new crankshaft sensor plugs and wires still just turn over… read more
XtraTech
XtraTech
Sr. Technician
Bachelor's Degree
149 satisfied customers
ML320: How do I repair codes P0300, P304, P0305 and P0306 of
How do I repair codes P0300, P304, P0305 and P0306 of ML 320 with V6 3.2L. Spark plugs and spark plug wires are already replaced. I also switch ignition coil from cylinder 1 to cylinder 4, cleared cod… read more
Lou P. master tech
Lou P. master tech
Mercedes Technician
Bachelor's Degree
4,460 satisfied customers
ML350: Hi Marty I have a Mercedes Benz ML350 2009 with vin
Hi Marty I have a Mercedes Benz ML350 2009 with vin WDC1641862A546470. The problem is the engine light is on and the car is missing. I have changed all the spark plugs but the problem is the same. The… read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
cl600: I have 2002 Mercedes Benz cl600. My wife filled it
I have 2002 Mercedes Benz cl600. My wife filled it with lower octane gas and it caused multiple misfire about 8 all scattered. I found out and drained the gas and out the right gas in and after half a… read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
ML350: p2050 misfiringp2053 misfiringp2043 misfiringp2046
p2050 misfiring p2053 misfiring p2043 misfiring p2046 misfiring - What is the reason for p2050 & p2053 continuous misfiring with continuous check enline light coming on?… read more
Hipo64
Hipo64
Mercedes Technician
High School or GED
444 satisfied customers
ml500: hi I just rebuild engine on 03 ml 500, new rings gaskets
hi I just rebuild engine on 03 ml 500, new rings gaskets etc (engine lost valve seats on couple cylinders got new block with pistons, donor heads from s500) my issue bank 2 has misfire on all cylinder… read more
Hipo64
Hipo64
Mercedes Technician
High School or GED
444 satisfied customers
2006 C230: w/2.5, cyl..misfiring..disconnect..fuel injector i
i have a 2006 C230 w/2.5, cyl's 4 and 6 are misfiring with codes 0307 (po204) and 0315 (p0206).while the car is running and i disconnect the fuel injector i have no noid light but if i shut it off and… read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
1999 E320 4matic: prob..about 67 mph..most I could rev was 2500 rpm.
Hi there I have a prob with my 1999 E320 4matic. I was driving last week at about 67 mph and I felt a jolt then I noticed I had no power. The most I could rev was 2500 rpm. I stopped and scanned the c… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
Mercedes-Benz ML430: I Have a 99 ML430, I have misfire code
I Have a 99 ML430, I have misfire code in 4 cylinders. I changed the spark plugs, ignition wires and fuel filter. Keeps doing the same thing. I checked the injectors pulse and its good for a few minut… read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
E320: 1999 mbz..oil changes..diagnostic..Cylinders..spark plugs
I have a 1999 MBZ E320 with 170,000 miles on it. I have kept up with the oil changes and regular maintenance myself, having been a Mechanic at one time. Last month, the car suddenly went into "limp" m… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
106 satisfied customers
2003 c240: cylinder..injectors..spark plugs and the coils
2003 c240 4matic When the car heats up (30 seconds to 2 minutes) it starts running rough, missing on cylinder 2. I have a code reader and it seems to be #2 all the time. I had the injectors flushed, n… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
106 satisfied customers
96 E320: LEAKING..MISFIRE..SPARK PLUGS, ANTIFREEZE WAS..BOTH CYLINDER
MY NAME KEVIN I OPERATE AN AUTO REPAIR SHOP, A CUSTOMAS 96 E320 IN THE SHOP FOR AN OVER HEATING PLOBLEM. THE WATER PUMP WAS LEAKING FROM THE WEEP HOLE,SO REPLACE THE WP AFTER DOING THE WATER PUMP I TO… read more
Marty
Marty
Mercedes Technician
Associate Degree
29,460 satisfied customers
slk320: replaced mass air flow sensor..runs fine..rev..swapped coils
I have a 01 slk320. Had codes p0306 and p0300, replaced mass air flow sensor, no help.Car runs fine at idle, but when almost hits rev limiter starts skipping and cutting back.Fuel pressure holds,chang… read more
Lou P. master tech
Lou P. master tech
Mercedes Technician
Bachelor's Degree
4,460 satisfied customers
2005 Mercedes E320: Crankshaft sensor..random cylinder misfire
Good Evening, 2005 Mercedes E320 4 Matic Crankshaft sensor code,random cylinder misfire, cylinder 2 misfire,cylinder 4 misfire,cylinder 6 misfire .changed crank sensor cleared codes, misfires return s… read more
Lou P. master tech
Lou P. master tech
Mercedes Technician
Bachelor's Degree
4,460 satisfied customers
2000 E320 4Matic: After warm-up, under load..missfire..Restarting
2000 E320 4Matic. After warm-up, under load it develops a missfire. Restarting engine corrects it until next hard acceleration. Injector signal goes away on 2 or 3 cylinders but never the same ones. A… read more
Nelson Garcia
Nelson Garcia
Vocational, Technical or Trade Scho
1,092 satisfied customers
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Meet the Experts:

MB Paul

MB Paul

Mercedes Technician

3,567 satisfied customers

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

Marty

Marty

Mercedes Technician

29,460 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou P. master tech

Lou P. master tech

Mercedes Technician

4,460 satisfied customers

20 years Master Certified excellent fix rate and have access to factory wiring, and instructions.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

643 satisfied customers

Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

mercedes diagnostic technician

553 satisfied customers

Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

Hipo64

Hipo64

Mercedes Technician

444 satisfied customers

Work and diagnose electronics on daily basis.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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