How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Marty Your Own Question
Marty, Mercedes Technician
Category: Mercedes
Satisfied Customers: 54019
Experience:  Bosch Certified Master Tech. Over 35 years experience.
Type Your Mercedes Question Here...
Marty is online now
A new question is answered every 9 seconds

300Sl (euro): Marty - I have a mercedes 300SL with the M103

Customer Question

HI Marty - I have a mercedes 300SL with the M103 engine, the egine was starving between 2k rpm and 3rpm under load - the EAH was changed and the car is running so much better , but i noticed that now the issue is aobove 3k rpm at high speed, not as bad but seems to loose power again
Submitted: 2 years ago.
Category: Mercedes
Expert:  Marty replied 2 years ago.
Hi, if it lacks power at higher rpm I'd check the fuel filter for blockage and check the fuel pump output. A plugged filter or low volume from the pump would be the most likely cause.