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Micro 420 Electrical System Tester

The Micro 420 automotive battery tester is designed to help the technicians diagnose a defective battery. Follow the instruction manual supplied with the tester to properly diagnose a vehicle. If the instruction manual is not available, refer to STANDARD PROCEDURE  , which includes the directions for using the Micro 420 electrical system tester.

Fig 1: Battery System Diagnosis (1 Of 2)
G01204836Courtesy of DAIMLERCHRYSLER CORP.
Fig 2: Battery System Diagnosis (2 Of 2)
G01204837Courtesy of DAIMLERCHRYSLER CORP.