FixVault

Climate Control System DTCS

DTC INDEX

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 ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) (SECTION 0) .
(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.