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2011 AUDI A6
3.0L Supercharged V6•AWD•AUTOMATIC•gas•CCAA•supercharged
3 active safety recalls on this vehicle — view recalls
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Repairs0Labor507Torque2228Fluid9DTC1115Battery1Maintenance0Recalls3
U0447high severityNetwork

Invalid Data Received from Gateway Module

on 2011 Audi A6 3.0L Supercharged V6 · AWD

What this code means

Data passing through the gateway module is invalid or being corrupted in translation.

Symptoms

  • Multiple module communication errors
  • Cross-system faults
  • Modules on different buses not synchronizing
  • Intermittent multi-system issues

Common causes

  • Gateway module software corruption
  • Gateway hardware failure
  • CAN bus noise at gateway
  • Gateway power supply issue
  • Software version incompatibility

Diagnostic steps

  1. Check gateway module software version
  2. Update gateway software
  3. Test CAN bus quality on all gateway bus connections
  4. Check gateway power supply
  5. Inspect gateway module connections

Repair notes

Reprogram gateway module. If issue persists, replace gateway. Check all bus connections at gateway.

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