MechanicDB
Família de falhas Sistema: Network (códigos U) 29 códigos SAE

Lost Comm HVAC Module

Explicação diagnóstica e técnica
U010F (Lost Communication With Air Conditioning Control Module) covers loss of contact with the HVAC control head or one of the small LIN-networked blend-door, mode, and refrigerant sensor actuators behind the dash. These actuators cycle constantly with every temperature and mode change and their multi-pin connectors sit directly behind the defroster ducting, so repeated heat/cool cycling and vibration from the actuator motors themselves -- not road exposure or engine heat -- is the dominant wear mechanism. A failed actuator motor that also carries the LIN transceiver is a more common root cause here than in most other module classes, since the sensor and actuator functions share one small circuit board.

Estes 29 códigos de diagnóstico compartilham um mesmo mecanismo de detecção e um mesmo caminho de reparo; por isso o MechanicDB os agrupa em uma única família de falhas redigida, em vez de repetir a mesma explicação 29 vezes.

Códigos desta família (29)

CódigoDefiniçãoCobertura de reparos
U010FLost Communication With Air Conditioning Control Module4 reparos classificados
U0164Lost Communication With HVAC Control Module4 reparos classificados
U0165Lost Communication With HVAC Control Module - Rear4 reparos classificados
U0166Lost Communication With Auxiliary Heater Control Module4 reparos classificados
U016BLost Communication With A/C Compressor Control Module4 reparos classificados
U0605Lost communication With A/C Refrigerant Sensor A4 reparos classificados
U0626Lost Communication With A/C Refrigerant Pressure Sensor 'A'4 reparos classificados
U0627Lost Communication With A/C Refrigerant Temperature Sensor 'A'4 reparos classificados
U0628Lost Communication With A/C Refrigerant Pressure Sensor 'B'4 reparos classificados
U0629Lost Communication With A/C Refrigerant Temperature Sensor 'B'4 reparos classificados
U062ALost Communication With A/C Refrigerant Distribution Valve Actuator 'A'4 reparos classificados
U062BLost Communication With A/C Refrigerant Distribution Valve Actuator 'B'4 reparos classificados
U062CLost Communication With A/C Refrigerant Distribution Valve Actuator 'C'4 reparos classificados
U062DLost Communication With A/C Refrigerant Distribution Valve Actuator 'D'4 reparos classificados
U062ELost Communication With A/C Refrigerant Expansion Valve Actuator4 reparos classificados
U0658Lost Communication With Windshield Temperature Sensor4 reparos classificados
U0659Lost Communication With Left Front Temperature Actuator4 reparos classificados
U065ALost Communication With Right Front Temperature Actuator4 reparos classificados
U065BLost Communication With Left Front Mode Actuator4 reparos classificados
U065CLost Communication With Right Front Mode Actuator4 reparos classificados
U065DLost Communication With Air Intake Actuator4 reparos classificados
U065ELost Communication With Ram Air Actuator4 reparos classificados
U065FLost Communication With Left Rear Temperature Actuator A4 reparos classificados
U0660Lost Communication With Left Rear Temperature Actuator B4 reparos classificados
U0661Lost Communication With Right Rear Temperature Actuator A4 reparos classificados
U0662Lost Communication With Right Rear Temperature Actuator B4 reparos classificados
U0663Lost Communication With Rear Mode Actuator4 reparos classificados
U0664Lost Communication With Rear HVAC Air Cutoff Actuator4 reparos classificados
U0693Lost Communication With Humidity Sensor4 reparos classificados

O que esta página não mostra

Esta página publica o mecanismo da falha e o índice de códigos. O conjunto de dados licenciado acrescenta, para cada um dos 15.886 códigos, o conjunto completo de reparos elaborados pela equipe (56.729 procedimentos no total), com os campos deliberadamente omitidos aqui: