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Check Engine Soon Light
I HAD A GARGE CHECK THE CODES WHEN THE CHECK ...
2003 Volkswagen Jetta
I had a garge check the codes when the check engine light came on and they found P0420, catylst efficiency low, bank 1. What does this mean?
Monday, November 12th, 2012 AT 11:29 PM
99% of the time it means you need a new Catalytic Converter on Bank 1 which may be the only one.
Monday, November 12th, 2012 AT 11:38 PM
There's no change in the composition of the exhaust gases taking place in the catalytic converter. Time for a new one.
Monday, November 12th, 2012 AT 11:39 PM
2.0L engine? Burning oil? City driven only?
Tuesday, November 13th, 2012 AT 12:09 AM
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