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P2000 Diagnostic Trouble Code Discussion for March 2012

NOx Adsorptive Catalytic System Efficiency Below Threshold

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Trouble Ticket Help Requests for DTC P2000
Help Request Posted
2005 Saturn Vue 2.2L MIL Lamp on VIN: 5GZCZ33D95
P2000: Nox trap efficiency bank 1. ... safety inspected. During a smog inspection we found P0455 stored in ECM. The used car tech promptly cleared the code and drove to retest. After a road test check engine light illumiated with P2000 stored. I cannot find any info on this code. Our Snap-On Sc...
March 08, 2012