Q: How to service and repair the Heater Control Valve on Toyota Sequoia?
A: Drain some coolant. Deconnect control cable of disconnect valve. Slide hose clips and detach hose. Remove bolt and valve. Installation reversely, fitting hoses to ridges/body. Test MAX COOL/WARM with ignition ON. In the event of the wrong, disconnect cable, position switches to MAX COOL, position lever to COOL, reconnect and lock pushing outer cable.
Q: How to service and repair the Heater Control Valve on Toyota Tundra?
A: Remove some engine coolant out of the radiator. Unscrew the water valve control cable, setting it on the re-installation. Slide hose clips with pliers and take out hoses. Use removal of the bolt and water valve. To install, one should keep the seat hose to the second ridge/valve, screw in the clips, and reassemble in order of removal.