Toyota Sienna Quiz
Seat

Lumbar support adjuster assembly

In this manual: Seat
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
2steps
~12min
1/5difficulty
Done 0 of 2

INSPECTION

1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY

INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY
  1. Check operation of the lumbar support adjuster motor.
  2. Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector terminal.

OK

OK

If the result is not as specified, replace the lumbar support adjuster assembly.

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.