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Old 08-24-2003, 09:58 PM
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1995whitec220 1995whitec220 is offline
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Join Date: Aug 2003
Location: Long Beach CA USA
Posts: 40

I had this code, I checked out the secondary air injection pump and it was functioning normally, pumps ran, vaccuum powered valve worked. This error is reported to ECU by #1 oxygen sensor which I replaced and the light never came back, car starts easier now when hot. $99.00 part at partsshop
1995 c220 (harness issues sold)
1999 clk 320 cabriolet
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