Civic Si L4-2.0L (2004)
YES - Go to step 15.
NO - Repair open in the wire between the under-dash fuse/relay box and the A/C pressure switch.
15. Check for continuity between the No. 1 and No. 2 terminals of the A/C pressure switch.
Is there continuity?
YES - Repair open in the wire between the heater control panel and the A/C pressure switch.
NO - Go to step 16.
16. Check for proper A/C system pressure.
Is the pressure within specifications?
YES - Replace the A/C pressure switch.
NO - Repair the A/C pressure problem.
