The measurement unit change function is supported from OS Version 5.15. The measurement unit change function for each vehicle brand is scheduled to be available from the version released after June 10th, 2009.
STEP 1. Choose 4. Configuration' at first main screen
STEP 2. Choose 2. SPECIAL FUNCTION'
STEP 3. Choose 4. SET UNITS'
STEP 4. Choose Metric' or English'
STEP 5. Choose SAVE CONFIGURATION' then the scan tool will be restarted.
The below pictures are examples for changed sensor value and measurement unit of current data for same vehicle.
Example 1. Screen after English' setting. Example 2. Screen after Metric' setting