Battery Tester BT300
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Unstable battery shall be recharged and retested to avoid error. If
same test result appears after recharge and retest, the battery is
regarded as damaged, replace the battery.
Attention: If "Replace" resulted from IN-VEHICLE mode, it might be
the reason that vehicle cable is not well connected with the battery.
Ensure to cut off the cable and retest the battery under
OUT-OF-VEHICLE before making a decision to replace battery.
NOTE: After testing, if need to return, press RETURN key to directly
return to the startup interface.
After testing: if it's "IN-VEHICLE" test state, press OK key will bring
to Cranking Test.
3.4 Cranking Test
Tester prompts as following:
Starting the engine as prompted, tester will automatically complete
the cranking test and display the result.
Normally, cranking voltage value lower than 9.6V is regarded as