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2001 Ford Ranger Edge Reg Cab 3.0L

2001 Ford Ranger
Trim Info:
Rear Wheel Drive, Reg Cab 6' Styleside
17 mpg city / 22 mpg hwy
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November 19, 2012, 6:56 am

Bob B
 

Question: How to test temperature control in 05 ford ranger

No heat. Temp control valve in heater hose is open and not responding to changes in the control. Heater core is warm. Guessing a blend door is closed. There are three wires in the temp control unit. One of them test hot. Should I see voltage to the other two dependent on dial setting


November 27, 2012, 9:59 pm

Richard W
Expert Mechanic

Most of the time it's the mode door module. I would replace it.


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