EN
OBD II regulations require certain vehicles monitor and test oxygen (O2) sensors to isolate fuel
and emissions related faults. The O2 Monitor Test function is used to retrieve completed O2
sensors monitor test results.
The O2 Monitor Test is not an on-demand test. O2 sensors are not tested when selected via the
menu but tested when engine operating conditions are within specified limits.
Tips: Different car models have detected different numbers of oxygen sensors, please check according to the required
sensors.
1.7 Select "ON-BOARD MONITORING" and click "OK" to view On-Board Monitor data streams.
The On-Board Monitor Test function is useful after servicing or after clearing a vehicle ECU's
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