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Infiniti Forum: No heat on floor which actuator is bad ?
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Old 04-12-2019, 10:50 AM
shawn19 shawn19 is offline
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Default No heat on floor which actuator is bad ?

05 qx56 no air blow on the floor all the other vent work when i switch to def or front vent i can hear the ticking noise bad actuator i am thinking but when i switch to the floor i hear nothing how do i know which actuator is it i look up online and see there 3 to 5 actuator does anyone know which one is for the floor vent.
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Old 04-13-2019, 02:51 PM
marctronixx marctronixx is offline
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grab the service manual and lok at the drawings. there is also a procedure in there that will allow you to test the blend doors actuators by manually changing the air flow with the fan speed on max. this may help dislodge a "stuck" blend door.
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Old 04-13-2019, 05:15 PM
shawn19 shawn19 is offline
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I dont have a service manual for it does anyone have one that can tell me how to do this or know how to do this. i would greatly appreciate it i try searching the web and can't find anything on it.
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Old 04-14-2019, 11:11 AM
marctronixx marctronixx is offline
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you can search the internet for the service manual its free.

https://nicoclub.com/archives/nissan...e-manuals.html
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