What does code P1777 mean on Audi vehicles?
The hydraulic pressure sensor 2 signal is outside the expected range, causing improper pressure control.
OBD-II Code Audi
P1777 — Audi — Hydraulic Pressure Sensor 2 Range/Performance
The hydraulic pressure sensor 2 signal is outside the expected range, causing improper pressure control.
Common symptoms
- Irregular gear shifts
- abnormal transmission behavior
Possible causes
- Faulty pressure sensor
- wiring problems
- internal hydraulic issues
Initial recommendation
Inspect sensor operation, wiring and verify hydraulic pressure readings.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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