What does code P1818 mean on Audi vehicles?
An electrical malfunction is detected in pressure control solenoid 2, causing unstable hydraulic pressure control.
OBD-II Code Audi
P1818 — Audi — Pressure Control Solenoid 2 Electrical Malfunction
An electrical malfunction is detected in pressure control solenoid 2, causing unstable hydraulic pressure control.
Common symptoms
- Harsh or abrupt gear shifts
Possible causes
- Faulty pressure control solenoid
- electrical wiring issue
Initial recommendation
Perform advanced transmission diagnostics and test solenoid 2 operation.
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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