Sienna FWD V6-3.3L (3MZ-FE) (2006)
d. Noise problem
Technicians must have a clear understanding about each customer's noise complaint. Use the table to diagnose noise problems.
HINT: If the noise does not match the examples above, refer to the descriptions about phasing and multipath.
Illumination Circuit
Illumination Circuit
DESCRIPTION
Power is supplied to the radio and navigation assembly and steering pad switch illumination when the light control switch is in the TAIL or HEAD
position.
Wiring Diagram
NOTE: The vehicle is equipped with an SRS (Supplemental Restraint System) such as the airbags. Before servicing (including removal or installation
of parts), be sure to read the precautionary notice for the Supplemental Restraint System.