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1981 Mercedes Benz E200 ENGINE MISFIRES AT HIGH SPEED OR AF

Tiny
MWACHEDA
  • MEMBER
  • 1981 MERCEDES BENZ E200
  • 4 CYL
  • 2WD
  • MANUAL
  • 25,360 MILES
Merc 123 - 230 - when am on high speed over 80kph engine starts having mises /chokes and when climbing a hill until the vehicle starts jerking. What is the cause
Friday, April 30th, 2010 AT 5:26 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Lack of acceleration, chugging, hesitating, bogging etc. Could be caused by one of the following below.

Inspect and test all the following listed below and get back with some results

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
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Friday, April 30th, 2010 AT 6:12 AM

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