P0600 MAZDA Communication Line Error

Possible causes – Faulty Engine control Module (ECM)– Engine control Module(ECM) harness is open or shorted– Engine control Module (ECM) cicuit poor electricl connection– Low battery voltage When is the obd code mean? ECM receives incorrect voltage from A/T control unit continuously Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0600 MAZDA…