Peugeot - P11a8

Here’s a breakdown for you:

⚠️ Note: While P11A8 is a known PSA code, the exact description can vary slightly by engine family (DV6, DV5, EP6, etc.). For a precise fix, always verify with manufacturer-specific diagnostics.

Low engine oil or old, dirty oil can prevent the hydraulic dephasers from operating correctly. Recommended Diagnostic & Repair Steps Error Codes P11A8, P366, P367 - French Car Forum

Stretched timing chains or broken guide rails can cause the camshaft to become misaligned. On newer "PureTech" engines, degraded wet belts can release particles that clog phasers.