The 2022, 11th-generation Honda Civic instrument is identified as Nippon Seiki 78100-T21-A730-M1 with S6J336AHTB. These full identifiers distinguish the example from other S6J336-family instruments. The reading note also discusses reported all-FF DFlash results.
- Application
- 2022 Honda Civic
- Chip reference
- S6J336AHTB
- Vehicle
- Honda Civic, 2022 / 11th generation
- Instrument
- 78100-T21-A730-M1
- Supplier
- Nippon Seiki
- Full MCU marking
- S6J336AHTB
Reported flash-read symptoms
The workshop note reports all-FF DFlash reads on some instruments. An all-FF result alone does not identify the cause. Confirm the MCU, read region, programmer version and connections; the TMAX read-limitation article explains the distinction used in the original notes.
Annotated reference images
Find the matching S6J336 reference
This case is identified by S6J336AHTB and Nippon Seiki 78100-T21-A730-M1. Use both identifiers when comparing another Civic instrument. The TMAX guides provide related read-diagnosis context, but their board connections are not Civic pinouts.