Coolant Level Sending Unit
Remove sending unit from coolant reservoir. Using an ohmmeter, measure resistance across both terminals. Ohmmeter should read 0 ohms with float down, and should have an infinite reading with float pulled up.
Remove sending unit from coolant reservoir. Using an ohmmeter, measure resistance across both terminals. Ohmmeter should read 0 ohms with float down, and should have an infinite reading with float pulled up.