P1420 Diagnostic Trouble Code Discussion for November 2013
NOX Adsorptive Catalytic System Efficiency Too Low
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| Help Request | Posted | |
| 1997 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWRA81HXV P1420: Manufacturer specific code. Found trouble codes p1420 & 1452 with check engine light is on. No description in mitchell pro. |
November 13, 2013 |
