FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
Home
>>
Lexus
>>
1999
>>
LS 400 V8-4.0L (1UZ-FE)
>>
Repair and Diagnosis
>>
Engine, Cooling and Exhaust
>>
Cooling System
>>
Heater Control Valve
>>
Heater Control Valve Actuator
>>
Description and Operation
Heater Control Valve Actuator: Description and Operation
Water Valve Control Servomotor Circuit
CIRCUIT DESCRIPTION
This circuit turns the servomotor and changes each mode damper position by the signals from the A/C control assembly.