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Home >> Toyota >> 2015 >> Corolla LE >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning System (Manual A/C) - Diagnostics - Introduction (Model Code: ZRE172) >> AIR CONDITIONING SYSTEM (For Manual Air Conditioning System) >> Diagnostic Trouble Code Chart [08/2013 - 08/2016] >> Diagnostic Trouble Code Chart [08/2013 - 08/2016]
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Diagnostic Trouble Code Chart [08/2013 - 08/2016]

AIR CONDITIONING SYSTEM (FOR MANUAL AIR CONDITIONING SYSTEM)

DTC No. Detection Item DTC Detection Condition Link
B1412 Ambient Temperature Sensor Circuit Open or short in ambient temperature sensor circuit Refer to DTC B1412: Ambient Temperature Sensor Circuit [08/2013 - ]
B1413 Evaporator Temperature Sensor Circuit Open or short in evaporator temperature sensor circuit
(w/ Cooler System)		 Refer to DTC B1413: Evaporator Temperature Sensor Circuit [08/2013 - ]
B1423 Pressure Sensor Circuit
  • Open or short in air conditioner pressure sensor circuit
  • Refrigerant pressure on high pressure side is extremely low (176 kPa (1.8 kgf/cm2 , 26 psi) or less) or extremely high (3025 kPa (30.8 kgf/cm2 , 439 psi) or more)
(w/ Cooler System)		 Refer to DTC B1423: Pressure Sensor Circuit [08/2013 - 08/2016]
B1451 Compressor Solenoid Circuit Open or short in compressor solenoid circuit
(w/ Cooler System)		 Refer to DTC B1451: Compressor Solenoid Circuit [08/2013 - ]
B14B8 Refrigerant Shortage When following condition is detected in refrigerant shortage check in normal operation:
Amount of refrigerant is insufficient
(w/ Cooler System)		 Refer to DTC B14B8: Refrigerant Shortage [08/2013 - ]
U0100 Lost Communication with ECM No communication with ECM Refer to DTC U0100: Lost Communication with ECM; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter [08/2013 - 08/2016]
U0131 Lost Communication with Electric Power Steering ECU No communication with electric power steering ECU assembly Refer to DTC U0100: Lost Communication with ECM; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter [08/2013 - 08/2016]
U0142 Lost Communication with Main Body ECU No communication with main body ECU (multiplex network body ECU) Refer to DTC U0100: Lost Communication with ECM; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter [08/2013 - 08/2016]
U0155 Lost Communication with Combination Meter No communication with combination meter assembly Refer to DTC U0100: Lost Communication with ECM; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter [08/2013 - 08/2016]
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