Mercedes-Benz 190E service by top-rated mechanics at the convenience of your home or office

Hi there. The serial number 102 011 36 01 is for a Mercedes-Benz 2.3 L 4 cylinder engine. It belongs to the M102 engine family for the Mercedes-Benz vehicle in the 80's and early 90's.

Confirm the basics first: Does it have spark at the plugs (https://www.yourmechanic.com/services/spark-plugs-replacement)? Does it have compression? Are the injectors (https://www.yourmechanic.com/services/fuel-injector-replacement) firing with proper fuel pressure? One (or more) of these is failing you, and will instruct the correct diagnostic path....

If the engine is losing power, the cause of that can be diagnosed, and any required repairs made, if you request an engine loss of power diagnostic (https://www.yourmechanic.com/services/loss-of-power-inspection). To give you an initial idea, although there are many possibilities, a...

Thanks for asking. With all of the work that has been done to the vehicle, I would recommend having a mechanic, such as one of our YourMechanic experts, inspect your starting issue (https://www.yourmechanic.com/services/car-is-hard-to-start-inspection). Your symptoms sound like an air/fuel metering...