P2001 Diagnostic Trouble Code Discussion for June 2020
EGR system malfunction or NOx trap efficiency below threshold B2
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| Help Request | Posted | |
| 2002 Mercedes-Benz G500 5.0L MIL Lamp on VIN: WDCYR49E22 P2001: EGR system malfunction or NOx trap efficiency below threshold B2. ... 2002 Mercedes-Benz G500 with an intermittent MIL issue that I need some technical data help with. It's occasionally setting a generic OBD II equivalent code P2001, with no corresponding MB hex codes. I'm not seeing anything unusual in the scan data... |
June 03, 2020 |
