U28xx
Network and communication
No open-source descriptions exist for this system, so its codes are read from their structure.
Manufacturer-specific. Check a source specific to your make and model year.
U2800
U2801
U2802
U2803
U2804
U2805
U2806
U2807
U2808
U2809
U280A
U280B
U280C
U280D
U280E
U280F
U2810
U2811
U2812
U2813
U2814
U2815
U2816
U2817
U2818
U2819
U281A
U281B
U281C
U281D
U281E
U281F
U2820
U2821
U2822
U2823
U2824
U2825
U2826
U2827
U2828
U2829
U282A
U282B
U282C
U282D
U282E
U282F
U2830
U2831
U2832
U2833
U2834
U2835
U2836
U2837
U2838
U2839
U283A
U283B
U283C
U283D
U283E
U283F
U2840
U2841
U2842
U2843
U2844
U2845
U2846
U2847
U2848
U2849
U284A
U284B
U284C
U284D
U284E
U284F
U2850
U2851
U2852
U2853
U2854
U2855
U2856
U2857
U2858
U2859
U285A
U285B
U285C
U285D
U285E
U285F
U2860
U2861
U2862
U2863
U2864
U2865
U2866
U2867
U2868
U2869
U286A
U286B
U286C
U286D
U286E
U286F
U2870
U2871
U2872
U2873
U2874
U2875
U2876
U2877
U2878
U2879
U287A
U287B
U287C
U287D
U287E
U287F
U2880
U2881
U2882
U2883
U2884
U2885
U2886
U2887
U2888
U2889
U288A
U288B
U288C
U288D
U288E
U288F
U2890
U2891
U2892
U2893
U2894
U2895
U2896
U2897
U2898
U2899
U289A
U289B
U289C
U289D
U289E
U289F
U28A0
U28A1
U28A2
U28A3
U28A4
U28A5
U28A6
U28A7
U28A8
U28A9
U28AA
U28AB
U28AC
U28AD
U28AE
U28AF
U28B0
U28B1
U28B2
U28B3
U28B4
U28B5
U28B6
U28B7
U28B8
U28B9
U28BA
U28BB
U28BC
U28BD
U28BE
U28BF
U28C0
U28C1
U28C2
U28C3
U28C4
U28C5
U28C6
U28C7
U28C8
U28C9
U28CA
U28CB
U28CC
U28CD
U28CE
U28CF
U28D0
U28D1
U28D2
U28D3
U28D4
U28D5
U28D6
U28D7
U28D8
U28D9
U28DA
U28DB
U28DC
U28DD
U28DE
U28DF
U28E0
U28E1
U28E2
U28E3
U28E4
U28E5
U28E6
U28E7
U28E8
U28E9
U28EA
U28EB
U28EC
U28ED
U28EE
U28EF
U28F0
U28F1
U28F2
U28F3
U28F4
U28F5
U28F6
U28F7
U28F8
U28F9
U28FA
U28FB
U28FC
U28FD
U28FE
U28FF
Read this code from your own car
Plug an ELM327 adapter into the OBD-II port under the dashboard. Pin16 reads every stored, pending and permanent code, explains each one like this page does — offline, with no account — and shows what the car recorded when the fault was set.