Aeion Fleet + OBD-II via Aeion Bridge
OBD-II (On-Board Diagnostics II) is the universal vehicle diagnostic protocol mandated on every car / truck / bus sold since 1996. ELM327 chipsets (built into $10-30 USB or Bluetooth dongles from a dozen vendors) implement OBD-II in a standard way. Aeion Bridge reads ELM327 dongles to extract engine RPM, vehicle speed, fuel level, coolant temperature, DTC codes (P0XXX), and many other Parameter IDs (PIDs) — no proprietary hardware, no vendor lock-in, no 3-year contract.
What OBD-II Provides
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Setup Walkthrough
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DTC Code Handling
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Driver Behavior Analysis
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FAQ
OBD-II mandated on US light vehicles 1996+. EU EOBD 2001+. Heavy trucks J1939 since 2007.
Per-vendor quality varies. Recommend OBDLink (best reliability), Veepeak (budget), avoid no-name $5 dongles.
Yes via J1939-compatible dongle (OBDLink LX-J, Cojali Jaltest). Per-J1939 100+ additional PIDs.
No. OBD-II is read-only. Per-Aeion-Bridge doesn't write commands (except in maintenance mode).
Per-dongle low-power mode when vehicle off. Per-week typical drain <1% battery. Per-fleet long-term-parked: remove dongle.
Per-driver GPS active during shift only. Per-vehicle data tenant-scoped. Per-driver opt-in for personal-use.
Per-vehicle preference. Bluetooth lower power. WiFi higher data rate. USB most reliable.
Per-fleet vehicle-visit for install. Per-vehicle 5-10 minute install. Per-fleet pre-pair Bluetooth.
Per-EV OBD-II port standard. Per-EV battery SOC + range + charging-state PIDs. Per-EV brand may use manufacturer PIDs.
Samsara device: $200-400/vehicle + $35-50/month. Aeion ELM327: $10-30/vehicle + $79/mo flat (unlimited vehicles).
Per-vehicle ~10-50 KB/hour cellular bandwidth (typical). Per-fleet 100 vehicles: ~5-10 GB/month.
Not built in today. Aeion Fleet doesn't ship a direct insurance-carrier API integration — driver safety scores are available in Aeion Fleet and could be exported for a usage-based-insurance program, but there's no automated carrier connection.