LS 600h V8-5.0L (2UR-FSE) Hybrid (2008)
(b) Check operation of the lumbar support adjuster (Forward - Back).
(1) Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector
terminals.
OK:
If the result is not as specified, replace the lumbar support adjuster assembly.
2. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY RH
(a) Check operation of the lumbar support adjuster (Forward - Back).