...control no longer allows change in temperature This is on a 2001 Toyota Highlander automatic heater/ac controller unit. When I turn the controller knob to change the temperature, the temperature ...
temperature control sub-circuit board to the main circuit board. If the retainer nut is not loose, the unit can be repaired. This will entail removal of the heater control from the dash, disassembling
temperature control on my 2004 Highlander is no longer working. When set on cool it will go from air to heat by itself. Turning the knob back and forth corrected the problem temporarily, but no longer
...temperature control knob is randomly changing to hot when it is set on cold and visa versa when you turn the knob the opposite way and reset it then it will work for awhile before it does it again ...
temperature when that happens, I disconnect the lower climate control actuator below the lower left side of the glove box, this actuator control the door that switches from hot to cold and cold to hot
temperature control knob is very loose and puts out a/c when it should be heat and heat when it should be a/c. Very common problem that is a manufacturer defect that should've been recalled due to the
...control of the Engine Temperature Gauge Display and the red High Temperature indicator. The Powertrain Control Module (PCM) reads the Coolant Temperature Sensor, filters the messages, and sends the ...
...control temperature and air vent delivery. Sound like temperature door actuator (motor) is bad. Have to take most of dash out to replace the main actuator. I would not have a local mechanic repair, ...
Question about Cars & Trucks
...temperature control to full cold. Measure the voltage at terminal D13 of the heater and A/C programmer. Refer to Measuring Voltage in Wiring Systems. Is the voltage equal to the specified value? 0 ...
...Temperature Control Circuit Description The vacuum actuators move the air valves in the HVAC system (except the temperature valve). Vacuum is applied to the actuators through the mode selector in the ...
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