Sienna AWD V6-3.5L (2GR-FE) (2007)
Heater Control Valve Relay: Testing and Inspection
Heater Relay
ON-VEHICLE INSPECTION
1. INSPECT HEATER RELAY
a. Remove the heater relay.
b. Measure the resistance according to the value(s) in the table.
If the resistance is not as specified, replace the heater relay.