1989 Mercedes Benz C230 Very slow to get up to speed

Tiny
CSUE1150
  • MEMBER
  • 1989 MERCEDES BENZ C230
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 175,000 MILES
The car starts fine but it will take a long time to get up to driving speed. Does only about 10-15 miles and hour before it gets to driving speed
Friday, May 21st, 2010 AT 5:25 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
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, May 21st, 2010 AT 5:56 PM

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