Sienna FWD V6-3.3L (3MZ-FE) (2006)
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If the RFC signal is not as specified, replace the ECM.
^
When the fan amperage has a problem even though the RFC signal has no problem, replace the cooling fan ECU.
Toyota Workshop Service and Repair Manuals
Radiator Cooling Fan Motor >
< Radiator Cooling Fan Control Module|Locations|Page 2005
Page 2
