Network
generic / SAE
U0447
Invalid Data Received from Gateway A
A subscriber module reports that the central gateway is forwarding implausible or malformed messages. Multiple modules can show seemingly unrelated faults until the gateway is repaired or reflashed.
SystemNetwork
Typegeneric / SAE
GroupU0
Range / number4 / 47
Possible causes
- Gateway software corrupted high
- Gateway internally failing 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: 120–1500 €
- Estimated time: 0.5–6 h
- Component: vehicle gateway
- Component: can bus wiring
- MIL / check engine light
Sources
References
sae:J2012