Thread: Check Engine Light M103
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Old 01-07-2003, 11:27 PM
suginami suginami is offline
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Join Date: Dec 2001
Location: Southern California, U.S.A.
Posts: 8,538
It means a fault code was tripped. The CE light only deals with smog / emissions related equipment.

You need to have the codes checked. EGR valve? O2 sensor?
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Paul S.

2001 E430, Bourdeaux Red, Oyster interior.
79,200 miles.

1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".
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