MechanicDB
Família de falhas Sistema: Body (códigos B) 42 códigos SAE

SRS Seatbelt Pyrotechnic Actuator Deployment

Explicação diagnóstica e técnica
Code B0070 (Driver Seat Belt Pretensioner A Deployment Control) sets when the SRS module cannot verify correct igniter-circuit resistance for a pyrotechnic seat belt device -- a pretensioner that snugs the belt at the start of a crash, a load limiter stage that controls belt payout after the pretensioner fires, or an inflatable belt airbag chamber woven into the belt webbing. All three device types are triggered from the same low-energy squib circuit design as frontal and side airbags, so the diagnosis is identical: verify circuit resistance, look for a corroded seat-mounted connector, and check for a chafed harness where the seat belt retractor harness passes through the B-pillar or seat frame. Because these are one-time pyrotechnic actuators, the module disables that stage until the fault is corrected, and any suspect connector must be treated as a live squib circuit until the battery is disconnected.

Estes 42 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 42 vezes.

Códigos desta família (42)

CódigoDefiniçãoCobertura de reparos
B0070Driver Seat Belt Pretensioner A Deployment Control4 reparos classificados
B0071First Row Center Seat Belt Pretensioner Deployment Control4 reparos classificados
B0072Passenger Seat Belt Pretensioner A Deployment Control4 reparos classificados
B0073Second Row Left Seat Belt Pretensioner Deployment Control4 reparos classificados
B0074Second Row Center Seat Belt Pretensioner Deployment Control4 reparos classificados
B0075Second Row Right Seat Belt Pretensioner Deployment Control4 reparos classificados
B0076Third Row Left Seat Belt Pretensioner Deployment Control4 reparos classificados
B0077Third Row Center Seat Belt Pretensioner Deployment Control4 reparos classificados
B0078Third Row Right Seat Belt Pretensioner Deployment Control4 reparos classificados
B0079Driver Seat Belt Pretensioner B Deployment Control4 reparos classificados
B007APassenger Seat Belt Pretensioner B Deployment Control4 reparos classificados
B007BSecond Row Left Seat Belt Pretensioner B Deployment Control4 reparos classificados
B007CSecond Row Right Seat Belt Pretensioner B Deployment Control4 reparos classificados
B007DSecond Row Center Seat Belt Pretensioner B Deployment Control4 reparos classificados
B007EDriver Seat Belt Pretensioner C Deployment Control4 reparos classificados
B007FPassenger Seat Belt Pretensioner C Deployment Control4 reparos classificados
B0080Driver Seat Belt Load Limiter Deployment Control4 reparos classificados
B0081First Row Center Seat Belt Load Limiter Deployment Control4 reparos classificados
B0082Passenger Seat Belt Load Limiter Deployment Control4 reparos classificados
B0083Second Row Left Seat Belt Load Limiter Deployment Control4 reparos classificados
B0084Second Row Center Seat Belt Load Limiter Deployment Control4 reparos classificados
B0085Second Row Right Seat Belt Load Limiter Deployment Control4 reparos classificados
B0086Third Row Left Seat Belt Load Limiter Deployment Control4 reparos classificados
B0087Third Row Center Seat Belt Load Limiter Deployment Control4 reparos classificados
B0088Third Row Right Seat Belt Load Limiter Deployment Control4 reparos classificados
B00E0Third Row Left Seat Belt Pretensioner B Deployment Control4 reparos classificados
B00E1Third Row Right Seat Belt Pretensioner B Deployment Control4 reparos classificados
B00E2Third Row Center Seat Belt Pretensioner B Deployment Control4 reparos classificados
B00E3Second Row Left Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00E4Second Row Right Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00E5Second Row Center Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00E6Third Row Right Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00E7Third Row Left Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00E8Third Row Center Seat Belt Pretensioner C Deployment Control4 reparos classificados
B00F0Driver Inflatable Seat Belt Deployment Control4 reparos classificados
B00F1Passenger Inflatable Seat Belt Deployment Control4 reparos classificados
B00F2Second Row Left Inflatable Seat Belt Deployment Control4 reparos classificados
B00F3Second Row Center Inflatable Seat Belt Deployment Control4 reparos classificados
B00F4Second Row Right Inflatable Seat Belt Deployment Control4 reparos classificados
B00F5Third Row Left Inflatable Seat Belt Deployment Control4 reparos classificados
B00F6Third Row Center Inflatable Seat Belt Deployment Control4 reparos classificados
B00F7Third Row Right Inflatable Seat Belt Deployment Control4 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: