OBD-II Code Audi

P1566 — Audi — A/C Compressor Load Signal Range/Performance

The A/C compressor load signal is out of range.

Brand Audi
System A/C System
Severity Medium
Safe to drive? Not recommended
Advanced scanner Yes

What does code P1566 mean on Audi vehicles?

The A/C compressor load signal is out of range.

Common symptoms

  • Unstable idle speed.

Possible causes

  • Faulty sensor or incorrect signal.

Initial recommendation

Check A/C load signal.

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

Use the app to combine Audi code P1566 with your vehicle's actual symptoms for more complete diagnostic guidance.

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