Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000024C3I
Model Year Start: 2023 Model: Camry HV Prod Date Range: [08/2022 -           ]
Title: HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: DIAGNOSTIC TROUBLE CODE CHART; 2023 - 2024 MY Camry HV [08/2022 -        ]

DIAGNOSTIC TROUBLE CODE CHART

Air Conditioning System

DTC No.

Detection Item

DTC Detection Condition

Link

B1411

Room Temperature Sensor Circuit

Open or short in room temperature sensor circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1411; Room Temperature Sensor Circuit

B1412

Ambient Temperature Sensor Circuit

Open or short in ambient temperature sensor circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1412; Ambient Temperature Sensor Circuit

B1413

Evaporator Temperature Circuit or Evaporator Fin Thermistor

Open or short in evaporator temperature sensor circuit

2019 - 2024 MY Camry HV [09/2018 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1413; Evaporator Temperature Circuit or Evaporator Fin Thermistor

B1423

Open in Pressure Sensor Circuit / Abnormal Refrigerant Pressure

  • Open or short in air conditioner pressure sensor circuit
  • Refrigerant pressure on high pressure side is extremely low (196 kPaG (2.0 kgf/cm2, 28 psi) or less) or extremely high (2812 kPaG (28.7 kgf/cm2, 408 psi) or more)

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1423; Open in Pressure Sensor Circuit / Abnormal Refrigerant Pressure

B1441

Air Mix Damper Control Servo Motor Circuit (Passenger Side)

Air mix damper position sensor value does not change even if air conditioning amplifier assembly operates No. 1 air conditioning radiator damper servo sub-assembly (front passenger side air mix)

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1441; Air Mix Damper Control Servo Motor Circuit (Passenger Side)

B1442

Air Inlet Damper Control Servo Motor Circuit

Air inlet damper position sensor value does not change even if air conditioning amplifier assembly operates No. 1 blower damper servo sub-assembly

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1442; Air Inlet Damper Control Servo Motor Circuit

B1443

Air Outlet Damper Control Servo Motor Circuit

Air outlet damper position sensor value does not change even if air conditioning amplifier assembly operates No. 1 air conditioning radiator damper servo sub-assembly (front side mode)

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1443; Air Outlet Damper Control Servo Motor Circuit

B1446

Air Mix Damper Control Servo Motor Circuit (Driver Side)

Air mix damper position sensor value does not change even if air conditioning amplifier assembly operates No. 1 air conditioning radiator damper servo sub-assembly (driver side air mix)

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1446; Air Mix Damper Control Servo Motor Circuit (Driver Side)

B1449

Air Outlet Damper Control Servo Motor Circuit (Rear)

Air outlet damper position sensor value does not change even if air conditioning amplifier assembly operates No. 2 air conditioning radiator damper servo sub-assembly

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1449; Air Outlet Damper Control Servo Motor Circuit (Rear)

B1471

A/C Inverter High Voltage Power Resource System Malfunction

  • Open or short in A/C inverter high voltage power resource system
  • Boost inverter malfunctioning

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1471; A/C Inverter High Voltage Power Resource System Malfunction

B1472

A/C Inverter High Voltage Output System Malfunction

Open or short in A/C inverter high voltage output circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1472; A/C Inverter High Voltage Output System Malfunction

B1473

A/C Inverter Start-up Signal System Malfunction

Open or short in A/C inverter start-up signal circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1473; A/C Inverter Start-up Signal System Malfunction

B1474

A/C Inverter Malfunction

A/C inverter malfunction

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1474; A/C Inverter Malfunction

B1475

A/C Inverter Cooling / Heating System Malfunction

A/C inverter temperature outside specified range (temperature too high) or open or short to ground in temperature sensor circuit

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1475; A/C Inverter Cooling / Heating System Malfunction

B1476

A/C Inverter Load System Malfunction

Motor rotation load while compressor is operating is too large or too small

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1476; A/C Inverter Load System Malfunction

B1477

A/C Inverter Low Voltage Power Resource System Malfunction

Open or short to ground in inverter control power voltage circuit

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1477; A/C Inverter Low Voltage Power Resource System Malfunction

B1497

Communication Malfunction (Bus Ic)

Error or open in communication line

2023 - 2024 MY Camry HV [08/2022 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1497; Communication Malfunction (Bus Ic)

B1498

Communication Malfunction (A/C Inverter Local)

  • Error or open in communication line between the hybrid vehicle control ECU assembly and compressor with motor assembly
  • High-voltage power source shut off

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B1498; Communication Malfunction (A/C Inverter Local)

B14B2

Lost Communication with Front Panel LIN

Lost communication with air conditioning control assembly

2018 - 2024 MY Camry HV [07/2017 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B14B2; Lost Communication with Front Panel LIN

B14B8

Refrigerant Shortage

The following condition is detected in the normal operation refrigerant shortage check:

Amount of refrigerant is insufficient

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: B14B8; Refrigerant Shortage

P1C7C49

Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure

High voltage system insulation malfunction

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: P1C7C49; Hybrid/EV Battery Voltage System Isolation (A/C Area) Internal Electronic Failure

U0100

Lost Communication With ECM/PCM "A"

No communication with ECM

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"

U0131

Lost Communication With Power Steering Control Module

No communication with power steering ECU (rack and pinion power steering gear assembly)

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"

U0142

Lost Communication With Body Control Module "B"

No communication with main body ECU (multiplex network body ECU)

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"

U0151

Lost Communication With Restraints Control Module

No communication with airbag sensor assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"

U0155

Lost Communication With Instrument Panel Cluster (IPC) Control Module

No communication with combination meter assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"

U0293

Lost Communication with HV ECU

No communication with hybrid vehicle control ECU assembly

2021 - 2024 MY Camry HV [10/2020 -        ]; HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100-U0142,U0151,U0155,U0293; Lost Communication With ECM/PCM "A"