P0897moderate severityPowertrain
Transmission Fluid Deteriorated
on 2005-2011 Audi A6 4.2L V8 · AWD
What this code means
The control module has determined the transmission fluid is degraded based on temperature and usage data. Old or burnt fluid reduces lubrication and shift quality.
Symptoms
- Rough or delayed shifting
- Transmission overheating
- Check engine light on
Common causes
- Old or burnt transmission fluid
- Overdue fluid service interval
- Overheated transmission
- Contaminated fluid
Diagnostic steps
- Inspect fluid color and smell
- Check fluid service history
- Verify transmission operating temperature
- Perform fluid and filter change if needed
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