Honda Odyssey 2017–2018 — technical service bulletin
Bulletin A19-072 · NHTSA communication 10183516 · issued Nov 24, 2020
Technical service bulletin
communication type
Power Train
component
2017–2018
model years
3
vehicle entries
Official summary
"Service Bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may also be stored: -P030X (misfire) -P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) -P219B (air-fuel ratio variation of cylinder [bank 2, front bank])"
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.