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HVAC DTCS - Automatic

HVAC - AUTOMATIC DIAGNOSTIC TROUBLE CODE (DTC) LIST

DDTC DEFINITION
DTC B0126, B0131, B0159, B0164, B0174, OR B0179 Sensor Signal Circuit Is Less Than 0.09 Volt Or More Than 4.90 Volts
DTC B0184 or B0189 Sunload Sensor Signal Circuit Is Less Than 0.09 Volt Or More Than 4.90 Volts
DTC B0234, B0249, B0269, OR B0279 Actual Total Travel Range Of An Actuator Faulty
DTC B0237, B0252, B0272, OR B0282 Signal Circuit Of An Actuator Faulty
DTC B1000 Loss Of Communications Between IPM And HVAC Control Module
DTC P0530 A/C Refrigerant Pressure Sensor Signal Voltage
DTC P0532 OR P0533 A/C Pressure Of Less Than 0.1 Volts Or More Than 4.92 Volts
DTC P0645 Fault Detection Circuit Senses A Voltage Other Than What Is Expected
DTC P1536 Engine Coolant Temperature Is Equal To Or More Than 121°C (250°F)
DTC P1540 A/C Refrigerant Pressure Is More Than 2968 kPa (430 psi)
DTC P1545 Improper Voltage Level On A/C Compressor Clutch Relay Control Circuit