Network
generic / SAE
U047C
Invalid Data Received From Restraints System Sensor L
A receiving module detected implausible data from restraints system sensor L (satellite crash sensor). Acceleration profile values fail plausibility checks against other crash sensors and are rejected.
SystemNetwork
Typegeneric / SAE
GroupU0
Range / number4 / 7C
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: 200–1500 €
- Estimated time: 1–4 h
- Component: restraints system sensor l
- MIL / check engine light
- drive cycle required
Sources
References
sae:J2012