MechanicDB
Família de falhas Sistema: Network (códigos U) 32 códigos SAE

Lost Comm Chassis ABS Module

Explicação diagnóstica e técnica
U0121 indicates loss of contact with a chassis-dynamics module -- ABS/stability control, steering angle sensor, ride-height/suspension control, power steering, or a differential/brake-blending actuator -- all mounted low near the subframe, wheel wells, or under-floor tunnel where connectors take the worst exposure to road salt, water spray, and vibration of any module class. Unlike cabin electronics, these connectors are often sealed but still fail at the seal itself after years of thermal cycling, so a corroded or water-intruded low-mount connector is the dominant cause ahead of any harness break.

Estes 32 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 32 vezes.

Códigos desta família (32)

CódigoDefiniçãoCobertura de reparos
U0121Lost Communication With Anti-Lock Brake System (ABS) Control Module A4 reparos classificados
U0122Lost Communication With Vehicle Dynamics Control Module4 reparos classificados
U0123Lost Communication With Yaw Rate Sensor Module4 reparos classificados
U0124Lost Communication With Lateral Acceleration Sensor Module4 reparos classificados
U0125Lost Communication With Multi-axis Acceleration Sensor Module A4 reparos classificados
U0126Lost Communication With Steering Angle Sensor Module4 reparos classificados
U0127Lost Communication With Tire Pressure Monitor Module4 reparos classificados
U0128Lost Communication With Park Brake Control Module4 reparos classificados
U0129Lost Communication With Brake System Control Module A4 reparos classificados
U012ALost Communication With Chassis Control Module A4 reparos classificados
U012BLost Communication With Chassis Control Module B4 reparos classificados
U012CLost Communication With Active Vibration Control Module4 reparos classificados
U0130Lost Communication With Steering Effort Control Module4 reparos classificados
U0131Lost Communication With Power Steering Control Module A4 reparos classificados
U0132Lost Communication With Suspension Control Module A4 reparos classificados
U0133Lost Communication With Active Roll Control Module4 reparos classificados
U0134Lost Communication With Power Steering Control Module - Rear4 reparos classificados
U0135Lost Communication With Differential Control Module - Front4 reparos classificados
U0136Lost Communication With Differential Control Module - Rear4 reparos classificados
U0137Lost Communication With Trailer Brake Control Module4 reparos classificados
U0138Lost Communication With All Terrain Control Module4 reparos classificados
U0139Lost Communication With Suspension Control Module B4 reparos classificados
U014ELost Communication With Multi-axis Acceleration Sensor Module B4 reparos classificados
U015ALost Communication With Anti-Lock Brake System (ABS) Control Module B4 reparos classificados
U015BLost Communication With Power Steering Control Module 'B'4 reparos classificados
U01B3Lost Communication With Brake Blending Actuator4 reparos classificados
U01B4Lost Communication With Brake System Control Module B4 reparos classificados
U01BALost Communication With Park Lock/Pawl Control Module4 reparos classificados
U025ELost Communication With Electronic Brake Booster Control Module A4 reparos classificados
U025FLost Communication With Electronic Brake Booster Control Module B4 reparos classificados
U02A6Lost Communication With Safety Integration Control Module4 reparos classificados
U064DLost Communication With Trailer Brake Control Switch4 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: