LI91.25-P-059380_Ver_1 PDF

A service bulletin detailing the repair of pneumatic lines in vehicle seat comfort systems, including lumbar support and massage functions. It addresses complaints of pneumatic system performance issues, identifying causes such as kinked pneumatic lines. Remedies include checking for leaks, removing affected paint, and repairing the lines with replacement parts. The document provides fault codes for various seat components, detailing specific fault texts. It also includes tables listing parts, their specifications, and required quantities for repair.