Sienna FWD V6-3.3L (3MZ-FE) (2006)
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Heater Control Valve Relay: Testing and Inspection
Heater Relay (For Rear Air Conditioning System)
ON-VEHICLE INSPECTION
1. INSPECT REAR HEATER RELAY
a. Measure the resistance according to the value(s) shown in the table.
If the resistance is not as specified, replace the heater relay No. 1.
