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2009 mercedes s600 6.0 75 k miles customer vehicle complaint
2009 mercedes s600 6.0 75 k miles customer vehicle complaint of running rough codes are p0133, p0300, p0307, p0310, p0303, p0306 any common causes? where to start repair? diagram of firing order, are … read more
HondaPlatinum
HondaPlatinum
Vocational, Technical or Trade School
29,297 satisfied customers
I have p0300 p0303 p0306 p0307 p0308 codes come up, A rough
Hi I have p0300 p0303 p0306 p0307 p0308 codes come up, A rough idle and start … read more
Wolfgang
Wolfgang
5,868 satisfied customers
I have a rough idle only once in week or so when getting to
I have a rough idle only once in week or so when getting to stop. Error codes P0300, P0301,P0305 & p0306! I know they are misfire. Spark plus have around 70,000 miles on them! … read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
25,844 satisfied customers
I have a 2012 Mercedes Benz s550 I have code p0300 p0305
I have a 2012 Mercedes Benz s550 I have code p0300 p0305 p0306 p0307 replaced spark plugs coil packs and injectors having same issue and now it is smoking out of the tail pipe … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have a 2007 mercedes gl450. Keep getting misfire codes.
Hi I have a 2007 mercedes gl450 . Keep getting misfire codes. P0300 , p0305 , p0306, p0307… read more
Wolfgang
Wolfgang
5,868 satisfied customers
Marty, I am getting the following codes: P0104, P0301, P0303
Hi Marty, I am getting the following codes: P0104, P0301, P0303 ,P0305, P0306 and P0300 on a 2002 Mercedes S500 (V8-5.0L). How do I begin troubleshooting above codes? Thank you for your help?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2002 S600 misfires on cylinders 7,8 and 9 (P0307-8-9) I have
2002 S600 misfires on cylinders 7,8 and 9 (P0307-8-9) I have replaced left coil pack module, spark plugs and ignition transformer, reset the ECU and still get the same misfires. … read more
Wolfgang
Wolfgang
5,868 satisfied customers
I have a 2000 Mercedes E320 with 179000 miles. Just recently
Hi there! I have a 2000 Mercedes E320 with 179000 miles. Just recently had the plugs and wires changed and also the conductor plate on the trans. On a couple of occasions now when I'll be driving on c… read more
Jeromy Madison
Jeromy Madison
Master Automotive Technician
Associates
137 satisfied customers
I have just purchased a 2002 Mercedes ML320, with 171k miles
I have just purchased a 2002 Mercedes ML320, with 171k miles on it. The person I bought it from said her mechanic had told her it needed the catalytic converters on the driver side replaced. Other tha… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
12,152 satisfied customers
2000 CLK430 that has set for several years. We are getting
Customer: 2000 CLK430 that has set for several years. We are getting codes P0300, P0305, P0306, P0307. Sometimes all the codes at the same time, and sometimes only one or two, always just these three … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
12,845 satisfied customers
Random misfire p0300 and p0306 mercedes 2009 c300, 109k very
swapped coil packs, rand fuel pressure test, compression test, swapped spark plugs … read more
BOBBYSS
BOBBYSS
Automotive Repair/Damage Investigator
Associate Degree
14,739 satisfied customers
I have a 2007 Mercedes ml63 and has p0300 and all the
I have a 2007 Mercedes ml63 and has p0300 and all the cylinders misfiring, p0306, p0308, p0303 p0307 p0305 p0301… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have a 2000 E55 AMG that I was driving at excessive RPM's
I have a 2000 E55 AMG that I was driving at excessive RPM's and the radiator split causing all of the coolant to drain. The motor got very hot and then was turned off. As of now I put a new radiator i… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
s600: I have a 2001 S600 with the check engine light on. The
I have a 2001 S600 with the check engine light on. The car runs rough and lack power. I put a scanner on it and it came back with the following codes: P0300 multiple misfires P0307 #7 misfire P0309 #9… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2002 Mercedes Benz CLK430: car drives..misfire..goes away
I have a 2002 Mercedes Benz CLK430 and the car drives good but I do feel like a misfire exists, so I used my scanner to check for codes and got the following codes: P0305, p0306,p0304,p0300,p0306. (No… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,780 satisfied customers
2000 E320 4matic: wagon..the check engine light came on..acceleration
I have a 2000 E320 4matic wagon. While driving home, the check engine light came on. After a few minutes, I noticed sluggish acceleration leading to rough running. This got worse during the 35 minutes… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
2003 105,000 miles Problem intermitent rough idle..map
2003 105,000 miles Problem intermitent rough idle at times changed spark plugs had injectors cleaned still have issue. I am wondering if it is a senor like a map senor???… read more
mbfixer
mbfixer
Shop manager
High School or GED
453 satisfied customers
2001 Mercedes C240: home and hooked a scan tool to the car..Lean..Rich
I have a 2001 Mercedes C240. The other day it started to run rough. I got home and hooked a scan tool to the car and got the following codes: P0300 Random Misfire, P0302 Cylinder2 Misfire, P0303 Cylin… read more
nelson garcia
nelson garcia
auto mechanic
Vocational, Technical or Trade Scho
270 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

30,558 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,133 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

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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.

Chris(aka-Moose)

Chris(aka-Moose)

Mercedes Technician

360 satisfied customers

24 years of experience diagnosing & repairing

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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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