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fix(ble_elm327): tx_delay/timeout fixes, opt-in auto recovery and diagnostic sensors - #328

Merged

eigger merged 10 commits into

fix/ble-elm327-response-timeout-recovery

Oct 19, 2026

Merged

fix(ble_elm327): tx_delay/timeout fixes, opt-in auto recovery and diagnostic sensors#328
eigger merged 10 commits into
masterfrom
fix/ble-elm327-response-timeout-recovery

Commits on Oct 19, 2026
- fix(ble_elm327): recover from response timeouts and add diagnostic sensors
  
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- fix(ble_elm327): address review of timeout recovery and diagnostics
  
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  5cae6b2
- fix(ble_elm327): avoid recovery loops with ATSP0 and congested writes
  
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  6365338
- feat(ble_elm327): make recovery opt-in and keep previous defaults
  
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  1a556f2
- feat(ble_elm327): add response_time diagnostic sensor
  
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  feada14
- docs(ble_elm327): clarify tx_delay as extra wait after each reply
  
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  21734f9
- fix(ble_elm327): keep pre_commands sticky on '?' and fix timing docs
  
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  73037d5
- fix(ble_elm327): don't send a PID after its pre_commands header was lost
  
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  cab3e3e
- fix(ble_elm327): no livelock with reset commands in pre_commands
  
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  12da027
- test(ble_elm327): cover failed pre-command cycle and document trade-off
  
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  cd6c882