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Car May Not Pass Smog..(Read) >

Car May Not Pass Smog..(Read)

190E (W201) 1982-1993: 190E 2.3, 190E 2.6, 190E 2.3-16, 190E 2.5-16, 190 D 2.2, 190 D 2.5, 190 D 2.5 TURBO, 190E 2.5-16 Evolution I, 190E 2.5-16 Evolution II

Car May Not Pass Smog..(Read)

Old 07-08-2003, 12:51 PM
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Car May Not Pass Smog..(Read)

My 190E is due up again for its annual smog check..I have had issues in the past with it not being able to pass..Is there any preventive maintenance I should do before I take it in? Any insight would be helpfull..thanks..Ken
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Old 07-08-2003, 08:23 PM
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W205 C300
Make sure that it is not a short trip to the emmissions testing place. Drive the car until it is good and hot. You need to get the catalytic coverter as hot as you can. You can buy fuel additives too and change your oil just before you go too. New spark plugs could help as well.
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