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Home >> Lexus >> 2000 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Control Valve >> Service and Repair
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Heater Control Valve: Service and Repair

REMOVAL
1. DRAIN ENGINE COOLANT FROM RADIATOR

HINT: It is not to drain out all coolant.




2. DISCONNECT THESE PARTS FROM WATER VALVE:
a. Water hose
b. Vacuum hose
c. Connector




3. REMOVE WATER VALVE
a. Remove the 2 bolts.
b. Loosen the hose band, then pull off the water hose.





HINT: At the time of installation, please refer to the following item. Push the water hose onto the water valve pipe until the pipe is completely hidden.

Install the hose clip in a position where about 1 mm (0.039 in.) of the marking on the hose can be seen.

INSTALLATION
Installation is in the reverse order of removal