300SE (140.032) L6-3.2L (104.990) (1992)
Battery: Testing and Inspection
Check Condition of Battery
NOTE: Pay attention to warning notes and safety precautions. See: Service Precautions/Technician Safety Information
Test Data
Visual inspection
for external leaks.
Cell covers
unscrew, screw in.
Electrolyte density
measure, min. 1.24 kg/dm cu.
If the electrolyte density in one or several cells differs from the others by > 0.04 kg/dm cu, renew battery.
Electrolyte density < 1.24 kg/dm cu, perform charging battery, See: Service and Repair/Charge Battery
Electrolyte level
check, top up distilled water if necessary.
If no fault found, perform load test, See:
Commercially available tester
Acidimeter
e.g. Hazet