HEATER CONTROL

2000 Ford Ranger

Tiny

jdagboy

July, 23, 2013 AT 5:21 PM

My heater is stuck in defrost it will not change to vents or the floor. It does change to a/c and it blows out cold air what could it be? What are the color codes for the vacuum lines blue red white im not sure what other colors there was. Im lost on this one. Where should I start looking at

FOUND 45 RELATED QUESTIONS

3 Answers

Tiny

Docfixit

July, 24, 2013 AT 1:00 PM

See diagram may help find problem

Tiny

jdagboy

July, 24, 2013 AT 3:05 PM

I think im not getting vacuum from the engine compartment where does that come from. When I take the lines off of the heater switch there is nothing there

Tiny

Docfixit

July, 25, 2013 AT 8:57 AM

Vacuum come from intake through firewall to control in none at control then not not getting from intake listen for a hiss sound if line broken or unattached

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