Heated air only exits the driver's side windshield and driver's side dash vents. Just bought with 66000K miles. So, my first thought is that it's the motor (actuator) that opens and closes the flap for the heat. If its electric you may simply have a blown fuse or it could be a bad actuator, if its vacuum you would need to look for leaks in the system. Failure is indicated by an inability to choose between defrost and floor. I drove home and it wasn t easy. It is a 2002 Lexus ES 300 Disconnect the wire closest to the passenger side of the car and attach the test lamp clip to the wire (not the little metal tab attached to the glass). I had defrosters WITH heat this morning. It became very apparent to me as to why the vehicle does not offer the passenger the control for the upper setting ***8211;because both sides of the defroster work as one ***8211; all or nothing. Average failure mileage is 15,000 miles. No. Grid Power Test: Check whether power is getting to your defroster grid. So I put the deforster on for 30 minutes and only the passenger side clears up. This is under the dash on the passenger side . Ideas? Then I tried to turn the defroster on again and it didn t work. When I turn the selector dial on the dash to defrost, little to no air comes out of the vents on top. The default for the HVAC control module is Defrost, so if yours was bad, I would think the defrost should work properly. If your checking for continuity then disconnect the wire connector from the tab on both sides and place a probe on each tab on the window & set your meter to continuity . I would try the Alternate Method shown, even if it's just taking the fuse out and putting it back in. So at midnight, I took care of the problem. Is that just a fuse problem or is … The defrost and driver side does not work at all. Nov 28 2017, 6:34pm. Lee '98 GMC shortwide Email Report someotherguy Senior Moderator Posts: 29320 Loc: Texas Reg: 08-01-03. February 06, 2018. Usually the hvac fan will stay off until the car warms up enough and then it will start blowing heat. I did two things that could have fixed it. Re: Rear defroster not working. Sign in to reply. I have a 1998 Cadillac Deville Base and the driver side defroster does not work. it's back firing losing power them picks back up weird smell coming from exhaust that it was cat so I took it off but stil doing same thing . It might work for you and save a trip to the dealer and $100.00 The HVAC control module controls the distribution of air by the use of recirculation and mode actuators. User27287 is right, flushing the coolant system will not help as you do not have an issue with your coolant system as evidenced by heat production on one side of the car. W. WolfPack Well-known member. For reference, this is the complaint I filed: "Window Defrost and Passenger Heat /Air. It blows out of the vents and at my feet. When the switch selector is in the defrost position it blows at my feet? It is all one piece. It used to work! For what it's worth, after reading this thread last night, I tried the WD-40. But, when I start the car in the morning it's cold obviously. When I turn the dial, it sounds like the air is being re-directed but its not working. Thanks for the response. This was a real problem this morning when we had freezing rain. Rear Defroster. The contact owns a 2010 Ford F-150. When I engage the defrost button on the center dash control, the light lights up and my driver's side mirror and the rear window will both defrost, but the passenger side doesn't do anything. If the blower motor is malfunctioning, the defroster will not work. I have tried and tried everything i know how to fix this issue besides tearing the dash apart. 97 850. Driver's side mirror defroster is not working. The passenger side mirror defroster and the back windshield defroster both still work. Issues can range from a blown fuse to a bad blower speed controller. … Q: the drivers side mirror defogger is not working the rear windows works and passenger side works what could be the problem this is a 2013 Honda civic This is a common problem with heated mirrors and window defrosters. Yours is definitely a blender problem. My passenger side mirror defrost stopped working and is getting pretty annoying with all the snow/ice that's been happening recently. Send Private Topic View Profile. One or more of these are not functioning properly. Clicking this will make more experts see the question and we will remind you when it gets answered. The driver needs to have control over the defroster and therefor the driver side has the additional combinations that include the defroster. Why does my defroster only do passenger side in my 2014 forte Defrost doesn`t work good on driver side, lots of ice build up on inside Posted by heather cormier on Feb 26, 2015 The manufacturer was not made aware of the failure. There are not separate doors for the drivers side and passenger side. 2 Answers. To determine if the defrost heater is defective, use a multimeter to test it for continuity. What's happening now though is that the car starts blowing as soon as I start the car. It does not work nor will the light come on the sync display. I had problems with the defroster not working and no heat. The passenger side works fine though. Required Part . I have a 2013 KR F150 SC 4x4 and have owned it since new. The vehicle was not taken to the dealer. which could be in the lines to the actuator or the actuator itself . The electronic mode actuators move doors inside the HVAC ducts to channel hot or cold air to the desired location. wjeff60 on . In addition, the Mrg (Steve J) and I also experienced and noted that at times there was absolutely NO air blowing out at all on the driver's side while the passenger side seemed to be working … This big snow/ice storm that just came thru NC is probably the first time I have tried to use the rear window and mirror defrost . 1995 GMC 5 Answers. Want Answer 0. The blower motor itself can also go bad and need replacement. While either in motion or while driving, no heated air exits the passenger side of the windshield defroster, nor the passenger window defrost, lower and center console vents. So if your checking for voltage one probe to the tab on each side . One button controls both side mirrors and the rear window defrosters so I can't imagine that it could be a fuse issue. … If the defrost heater assembly is defective, the defrost system will not work, and frost will continue to accumulate on the evaporator coils. Cadillac srx 2010 rear Headrest display passenger side not working 1 Answer. Today it was cold and rainy and my windshield fogs up. The 2015 Ford F-150 has 1 problems reported for rear defroster not working. The vehicle was not diagnosed or repaired. Have you checked for a leak in the radiator? The driver side heat on my 2014 Ford Edge was not working. I get home and I looked for leaves and cleaned all that I saw. I have a bulb tool and when i ground it and touch the defroster tab on the passenger side it lights up green but when i touch any of the grids nothing happens. I'm having an issue with my rear defroster, it doesn't work. GMC C/K 2500 Series-Maintenance & Repair. Air was coming out the vent on the bottom toward the floorboard. If it is not clogged, then you should have heat as well as airflow. After investigating for a minute , playing with the selector switch , that the only thing not working was the front defroster? As I was walking to the car I noticed the Windows were not clear. Sign in to reply. The failure mileage was 25,000. If the defrost heater does not have continuity, replace it. There are two types of actuators , electric or vacuum . User Info. Swindlethis on . Broken Grid: The most common issue with a rear defroster is physical damage to the heating grid running through the rear window. Dampers behind glove box are moving properly. When i turn on my rear defroster, the rear cargo light on the tail gate door turns on and rear defroster does not work. If the defrost heater assembly is defective, the defrost system will not work, and frost will continue to accumulate on the evaporator coils. To determine if the defrost heater is defective, use a multimeter to test it for continuity. Refrigerator Defrost Heater Assembly. Any idea what may be wrong? The turn signal indicator on the passenger side mirror is not working (front and rear indicators work). There has been no damage to the mirror, it just simply stopped working. Posted by Naila Deskins on Feb 28, 2013. The tab on the passenger side is the ground tab . AC works perfect. Any suggestions? Also when i try to use the rear wiper (rear defroster off)... 2015 Cadillac SRX Performance AWD-Maintenance & Repair. For instance the air distribution center only has 1 opening which leads to the Defrost ducts. So the other day I noticed my passenger side mirror's defroster stopped working while my driver side still worked. Mode Door 2: When mode door 1 is set to divert air away from the vents and into the second stage of the system, door #2 chooses whether air goes to the defrost vents to the windshield or out through the floor vents in the passenger and driver’s side footwells. Just wait until the weather gets colder and you discover that not only does your passenger's side defrost not work, but that there is no heat on the passenger's side at all!. Defrost doesn't work on passenger side. Mechanic's Assistant: Have you checked the coolant level? Just no defrost on passenger side only. If the defrost heater does not have continuity, replace it. Hot air blows out of driver side defroster and vent but cold air out of passenger side defroster and vents. Ford F-150 (2009-2014) :: 2013 - Mirror And Rear Window Defrost Not Working Jan 8, 2017. Looking at the diagram in the SM for the air distribution part of the HVAC system. Required Part . Mirror defrost driver side is not working. Hey guys. Refrigerator Defrost Heater Assembly. While pulling out of the driveway, the rear passenger side window shattered when the defroster was activated. Joined Sep 7, 2013 Location Zebulon, NC TDI 2013 Passat tdi Sep 11, 2016 #11 I had similar feelings when the ac went out on my passat. The blower motor itself can also go bad and need replacement on each side could a... Was the front defroster distribution part of the vents on top the defroster. 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