This Preliminary information communicatesthe steps to diagnose and repair the concern of MIL on with DTC's P0335 P0340 P0365 set current or in history. The Technician is advised to Perform the Battery Inspection/Test in Service Information using the GR8/EL 50313 - 20 Battery Tester. The Technician will make repairs or release the vehicle based on the results of the testing.