What does code P1466 mean on Audi vehicles?
An open circuit or short to ground has been detected in the additive pump circuit.
OBD-II Code Audi
P1466 — Audi — Additive Pump Open Circuit or Short to Ground
An open circuit or short to ground has been detected in the additive pump circuit.
Common symptoms
- Regeneration failure.
Possible causes
- Faulty additive pump.
Initial recommendation
Inspect pump circuit.
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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