RSX L4-2.0L (VTEC) (2002)
YES - Check for loose wires or poor connections at the climate control unit 30P connector and at the A/C pressure switch 2P connector. If the
connections are good, substitute a known-good climate control unit, and recheck. If the symptom/indication goes away, replace the original climate
control unit.
NO - Repair open in the wire between the climate control unit and the A/C pressure switch.
10. Make sure the A/C switch is OFF.
11. Measure the voltage between the No.9 terminal of under-dash fuse/relay box connector F (12P) and body ground with the under-dash fuse/relay
box connectors connected.
Is there battery voltage?
YES - Repair open in the wire between the under-dash fuse/relay box and the A/C pressure switch.
NO - Refer to the multiplex control system.
12. 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.