13 vacuum from the engine intake manifold.
													
																	Ford ranger heater control valve vacuum line. 
									
	
		
	
																	In this video i show you step by step how to replace your heater control valve on a 1997 ford ranger v4 standard 2 3l. 
																	The heater is always on. 
																	This replacement process may be. 
																	I found a broken vacuum line that goes to the coolant hoses and fixed it but it doesn t seem to fix the problem. 
															
													
									
	
		
	
																	Water diverter valve full vacuum position 17. 
																	10 recirculated air inlet. 
																	Vacuum control motor air inlet duct door. 
																	A heater control valve can fail in several ways. 
															
													
									
	
		
	
																	1983 ford ranger 2 8l v6 engine vacuum diagram 1984 ford ranger 2 3 liter 4 cylinder vacuum line diagram vacuum diagram definitions abbreviation description a cl located in the air cleaner a cl dv air cleaner diverter valve a cl bi met air cleaner bi metallic valve a cl cwm air cleaner cold weat. 
																	The loss of vacuum can be caused by a break in a vacuum line or a faulty vacuum switch. 
																	15 vacuum to the 4x4 hub solenoids. 
																	A c heater function selector switch. 
															
													
									
	
		
	
																	I have a ford ranger pickup 1998.