MDX V6-3471cc 3.5L (2002)
Is there battery voltage?
YES - Go to step 10.
NO - Repair open in the wire between A/C diode B and the A/C pressure switch.
10. Turn the ignition switch OFF
11. Check for continuity between the No.1 and No.3 terminals of the A/C pressure switch 4P connector.
Is there continuity?
YES - Replace the A/C pressure switch.
NO - Repair open in the wire between A/C pressure switch terminals No.1 and No. 3.