Under some rare circumstances it is possible that the heater calibration data in the LM-1 is
partially destroyed. This can manifest in the above-mentioned errors. Follow the steps in chapter
3 ‘First time use’ to reset the heater calibration data.
10.6 Sensor Timing Errors
These errors are typically encountered when the sensor does not have outside air available as
reference gas. If you encounter this error, restart the LM-1 and operate the sensor in free air. If
you still encounter this error, the sensor may be bad and needs to be replaced.
Replacement sensors are available from your nearest VW dealer under the VW part-number
021-906-262-B
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