Invalid Data Received from Gateway Module
2003-2010 Porsche Cayenne 3.2L V6
Description
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
- Check gateway module software version
- Update gateway software
- Test CAN bus quality on all gateway bus connections
- Check gateway power supply
- Inspect gateway module connections
Repair Notes
Reprogram gateway module. If issue persists, replace gateway. Check all bus connections at gateway.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0447 on Other Vehicles
Porsche 718 Boxster
2017-2024 2.0L H4 Turbo
Porsche 718 Boxster
2017-2024 2.0L Turbo H4
Porsche 718 Boxster GTS
2020-2024 4.0L H6
Porsche 718 Boxster S
2017-2024 2.5L Turbo H4
Porsche 718 Cayman
2017-2024 2.0L H4 Turbo
Porsche 718 Cayman
2017-2024 2.0L Turbo H4
Porsche 718 Cayman GT4
2019-2024 4.0L H6
Porsche 718 Cayman GTS
2020-2024 4.0L H6
Common Questions
What does code U0447 mean on a 2003-2010 Porsche Cayenne?
U0447 stands for "Invalid Data Received from Gateway Module". Data passing through the gateway module is invalid or being corrupted in translation.
What are the symptoms of U0447 on a Porsche Cayenne?
Common symptoms of U0447 include: Multiple module communication errors, Cross-system faults, Modules on different buses not synchronizing, Intermittent multi-system issues.
What causes U0447 on a 2003-2010 Porsche Cayenne?
Common causes of U0447 include: Gateway module software corruption, Gateway hardware failure, CAN bus noise at gateway, Gateway power supply issue, Software version incompatibility.