SpareRadar OBD-II Code Lookup

P20F3

SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 2

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Code structure P20F3
P
Powertrain
engine, transmission and emissions
2
Standardised
Defined by the OBD-II standard, so it means the same on any compliant vehicle.
0
F
3
Fault index
identifies the specific fault
SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 2
Powertrain Standardised
Nearby codes in the P2 range
P20EF SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 1 P20F0 SCR NOx Catalyst - Over Temperature Bank 2 P20F1 SCR NOx Pre-Catalyst - Over Temperature Bank 2 P20F2 SCR NOx Catalyst Efficiency Below Threshold Bank 2 P20F4 Reductant Consumption Too Low P20F5 Reductant Consumption Too High P20F6 Reductant Injection Valve Stuck Open Bank 1 Unit 1 P20F7 Reductant Injection Valve Stuck Open Bank 2 Unit 1

Fault code meanings from lennykean/OBDII.DTC (master), used under the MIT licence. Copyright (c) 2023 Lenny Kean. SpareRadar is not affiliated with the dataset's authors.