Battery State of Charge – Hydrometers Is the battery bad? Or is it simply discharged? To be sure, we need to measure the Specific Gravity of the electrolyte in each of its six cells. This test tells us the battery’s State of Charge. As a battery discharges, the electrolyte contains more and more water and [...]
The Problem Is Caused By What to Do Coolant Temperature Gauge Gauge reads erratically or not at all Loose or dirty connections Clean/tighten connections Defective sending unit Bi-metal gauge: remove the wire from the sending unit. Ground the wire for an instant. If the gauge registers, replace the sending unit. Defective gauge Magnetic gauge: Disconnect [...]