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BMU ACTUATOR TEST REFERENCE TABLE
Item No.Inspection ItemDrive contentInspection conditionNormal value judgment
1Battery cooling fan PWMActuate the fan motorPower supply mode of electric motor switch is ONFan sounds working
2Battery balancer unitDrive balancerPower supply mode of electric motor switch is ON (except quick charge)All displays of main BMU data list items balancer drive*show ON
3BAT. heating system power relayMain drive lithium-ion battery PTC heater main relayPower supply mode of electric motor switch is ONMain drive lithium-ion battery PTC heater main relay is ON
note*: Use the BMU data list reference table for checking the numbers of the items of the balancer drive status shown on the scan tool [M.U.T.-IIISE (Refer to )].