Integra LS Sedan L4-1834cc 1.8L DOHC MFI (1999)
Air Conditioning Switch: Testing and Inspection
A/C Switch / Test
NOTE: The A/C switch contains a diode. Use an analog ohmmeter, or a digital ohmmeter equipped with a diode tester.
Check for current flow in both directions between terminals 11 and 12. There should be current flow in only one direction.