LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2017 >> ES 350 >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Heating / Air Conditioning DTCS >> Air Conditioning System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Air Conditioning System

AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Code Detection Item Refer To
B1411/11*1 Room Temperature Sensor Circuit Refer to DTC B1411/11: Room Temperature Sensor Circuit [07/2015 - ]
B1412/12*2 Ambient Temperature Sensor Circuit Refer to DTC B1412/12: Ambient Temperature Sensor Circuit [07/2015 - ]
B1413/13 Evaporator Temperature Sensor Circuit Refer to DTC B1413/13: Evaporator Temperature Sensor Circuit [07/2015 - ]
B1418/18 Exhaust Gas Sensor Circuit Refer to DTC B1418/18: Exhaust Gas Sensor Circuit [07/2015 - ]
B1422/22 Compressor Lock Sensor Circuit Refer to DTC B1422/22: Compressor Lock Sensor Circuit [07/2015 - ]
B1423/23 Pressure Sensor Circuit Refer to DTC B1423/23: Pressure Sensor Circuit [07/2015 - ]
B1441/41 Air Mix Damper Control Servo Motor Circuit (Passenger Side) Refer to DTC B1441/41: Air Mix Damper Control Servo Motor Circuit (Passenger Side) [07/2015 - ]
B1442/42 Air Inlet Damper Control Servo Motor Circuit Refer to DTC B1442/42: Air Inlet Damper Control Servo Motor Circuit [07/2015 - ]
B1443/43 Air Outlet Damper Control Servo Motor Circuit Refer to DTC B1443/43: Air Outlet Damper Control Servo Motor Circuit [07/2015 - ]
B1446/46 Air Mix Damper Control Servo Motor Circuit (Driver Side) Refer to DTC B1446/46: Air Mix Damper Control Servo Motor Circuit (Driver Side) [07/2015 - ]
B1447/47*4 Rear Air Mix Damper Control Servo Motor Circuit Refer to DTC B1447/47: Rear Air Mix Damper Control Servo Motor Circuit [07/2015 - ]
B1451/51 Compressor Solenoid Circuit Refer to DTC B1451/51: Compressor Solenoid Circuit [07/2015 - ]
B1461/61 Emission Gas NOx Sensor Circuit Refer to DTC B1461/61: Emission Gas NOx Sensor Circuit [07/2015 - ]
B1479/79 Flow Sensor Circuit Refer to DTC B1479/79: Flow Sensor Circuit [07/2015 - ]
B1497/97 BUS IC Communication Malfunction Refer to DTC B1497/97: BUS IC Communication Malfunction [07/2015 - ]
B14A2 Driver Side Solar Sensor Short Circuit Refer to DTC B14A2: Driver Side Solar Sensor Short Circuit [07/2015 - ]
B14A3 Front Passenger Side Solar Sensor Short Circuit Refer to DTC B14A3: Front Passenger Side Solar Sensor Short Circuit [07/2015 - ]
B14B3*4 Lost Communication with Rear Panel LIN Refer to DTC B14B3: Lost Communication with Rear Panel LIN [07/2015 - ]
B14B8 Refrigerant Shortage Refer to DTC B14B8: Refrigerant Shortage [07/2015 - ]
U0100 Lost 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; DTC U0163: Lost Communication with Navigation Control Module [07/2015 - ]
U0131 Lost Communication with Electric Power Steering 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; DTC U0163: Lost Communication with Navigation Control Module [07/2015 - ]
U0142 Lost Communication with Main 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; DTC U0163: Lost Communication with Navigation Control Module [07/2015 - ]
U0155 Lost Communication with Combination Meter 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; DTC U0163: Lost Communication with Navigation Control Module [07/2015 - ]
U0163 Lost Communication with Navigation Control Module 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; DTC U0163: Lost Communication with Navigation Control Module [07/2015 - ]