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PCM DTC Chart

WARNING: This page is about a different car, the 2009 Ford RV Cutaway, 2009 Ford Econoline, 2009 Ford E450 Super Duty, and 2009 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
DTC CHART

DTC Description Action to Take
P0645 Air Conditioning Clutch Relay (A/CCR) Control Circuit Go To PINPOINT TEST A .
P1464 A/C Demand Out Of Self Test Range If the HVAC selector was not in the OFF position, place it in the OFF position, CLEAR the DTCs and REPEAT the self-test. If the DTC does not return, ignore the DTC and continue diagnostics. If the DTC returns, Go To PINPOINT TEST G . (1)
All Other DTCs - REFER to INTRODUCTION - GASOLINE MODELS .
(1) PCM DTC P1464 will set if the function selector is in PANEL with A/C button pressed, DEFROST or MAX A/C mode when the on-demand self test is being run.
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