will not pass smog new cats but still have dtc's. on 2000 Volkswagen Passat

did have p0420, p0421 but now p1338 and p1113

by in Guerneville, CA on April 03, 2014
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1 answer
ANSWER by , April 03, 2014
For bank one "meaning the cylinder bank with #1 cylinder", have oxygen sensors tested for correct heater function. Also have crankshaft/camshaft position sensors tested by a qualified mechanic.