WACF PID Displays YES
WARNING: This page does not describe the selected car, but rather 30 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.
If directed here from a MANUAL or AUTOMATIC A/C-HEATER SYSTEMS article with Parameter Identification (PID) WACF displaying YES (fault present), perform diagnostics for KOEO DTC P1460. For Mustang and ZX2, see TEST X: CONSTANT CONTROL RELAY MODULE , step 105) , for all others, see TEST KM: A/C CLUTCH RELAY & A/C CIRCUITS , step 1) in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article.