Network
generic / SAE
U0455
Invalid Data Received From Restraints Occupant Classification System Module
A receiving module detected implausible data from the restraints occupant classification system (OCS) module. Seat-weight or pressure-mat values fail plausibility checks; passenger airbag enable/disable may default to enabled with the warning lamp on.
SystemNetwork
Typegeneric / SAE
GroupU0
Range / number4 / 55
Possible causes
- Module internal fault or sensor input drift high
- Software version mismatch after replacement medium
- Gateway module routing CAN messages incorrectly low
Symptoms
- Multiple warning lights may illuminate
- Affected modules may go into limp mode or shut down
- Specific functions inoperative depending on module
- Diagnostic tools may show communication faults
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 300–2000 €
- Estimated time: 1–4 h
- Component: occupant classification module
- MIL / check engine light
- drive cycle required
Sources
References
sae:J2012