Test Km: A/C Clutch Relay & A/C Circuits: Notes
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2003 Mercury Sable, 2003 Mercury Mountaineer, 2003 Mercury Marauder, 2003 Mercury Grand Marquis, and 2003 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
A/C relay or A/C clutch relay may also be referred to as Wide Open Throttle A/C Cut-Off (WAC) relay.
NOTE:
After each service or repair procedure has been completed, reconnect all components. Clear DTCs. Start engine and allow to idle. Turn A/C on and wait 15 seconds. Turn A/C off, then turn ignition switch to OFF position. Repeat QUICK TEST
procedures to ensure all EEC-V systems are working properly and DTCs are no longer present.