Le Mans Ultimate sends no telemetry to SimHub

Resolved ticket: LMU wasn't feeding SimHub at all (pedals and SimHub were fine). Culprit: corrupted Microsoft Visual C++ redistributables. Fix: repair the…

PurrOS · all products
Updated 6 Sep 2026

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Pedals behave wrong in ACC / LMU / ACE (stuck %, won’t reach 100%)Calibrate in PurrOS and click SEND TO DEVICE — calibrating alone isn't enough.Move to a USB 2.0 motherboard port (no hub).Uninstall and reinstall PurrOS …
“Send to Device” button greyed out / no confirmation — did it work?Yes. In PurrOS 2.0 the button fades while sending and there is no confirmation sound or dialog — changes go live to the pedals immediately (unlike 1.0…
Le Mans Ultimate sends no telemetry to SimHub
Calibration reads ~10 kg lower max force on PurrOS 2.0 vs beta?Signal processing changed from 1.0 → 2.0 (not from beta → release). If the top end feels more "chatty", calibrate with a slightly lower max brake force and…

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Resolved ticket: LMU wasn’t feeding SimHub at all (pedals and SimHub were fine). Culprit: corrupted Microsoft Visual C++ redistributables. Fix: repair the Visual C++ runtime installs (Apps → each Microsoft Visual C++ entry → Modify → Repair), restart, done. Also close other telemetry consumers (e.g. Track Titan) while testing.

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PREVIOUS“Send to Device” button greyed out / no confirmation — did it work? NEXTCalibration reads ~10 kg lower max force on PurrOS 2.0 vs beta?

STILL STUCK?