ANCEL HD200 – Speed Limit Reset & Idle Adjust for Cummins & Cat • 2‑in‑1: OBDII (gas) + HD OBD (diesel) • Read/clear codes, live data, vehicle info • Adjust speed limits (road/engine/cruise) & idle (RPM/timer) • For Cummins & Caterpillar only • Bluetooth/WiFi → free app (Android/iOS) • Lifetime updates, English/Spanish • Connectors: 16‑pin & 9‑pin (lock ring) • Full diesel OBD for US trucks • Mods may fail if: ECU password, faults, wrong mode, non‑ECU control, reset needed, or procedure error • Req: Android 5.0+ / iOS 12+, 3GB storage, location permission for BT (Android ≤12).
