P20CF on the 2016 Mack LR
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| KC-201 | 2022-01-06. Service bulletin. Mack Chassis - Diagnostic Trouble Code ( DTC ) P20CF, Diagnosis And Repair - US14+OBD15 Emissions, Common Model Year 2016 |
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| K59752430 | 2018-07-16. Service bulletin. Mack Chassis - Diagnostic Trouble Code ( DTC ) P20CF, Diagnosis And Repair - US14+OBD15 Emissions, Common Model Year 2016 |
| K59752430 | 2018-06-18. Service bulletin. Mack Chassis - Diagnostic Trouble Code ( DTC ) P20CF, Diagnosis And Repair - US14+OBD15, Commonly Model Year 2016 |
| K59752430 | 2018-05-29. Service bulletin. Mack Chassis - Diagnostic Trouble Code ( DTC ) P20CF, Diagnosis And Repair - US14+OBD15, Commonly Model Year 2016 |
4 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.