Most late model cars use electric motors called actuators to change the air temperature and direction of the airflow by opening and closing flaps in the heater box under the dash.
Intake air flap control actuator.
My fresh air air inlet actuator is bad.
Wrong with it so took it to a seat dealership today they told me i had 3 errors 2 being my o2 sensors and 1 being my intake air flap over the last few days my car has been going into limp mode not changing gear or going past 3000 revs when i asked them at.
If your battery has gone dead or you ve disconnected it to work on your vehicle and now you can t change the air temperature you probably just need to perform a recalibration.
My truck is an 88 k3500.
Fault code p10a4 gets me several vag related forum posts that indicate that the problem is related to a vacuum operated flap in the air intake and that the fault sends you into limp mode which agrees with what you report.
Air mixing flap actuator component 8 in figure 1.
A common failure inherent to intake manifold 272 140 2401 found in mercedes benz m272 v6 m273 v8 engines is breakage of the actuating mechanisms on the int.
All systems consist of individual metal flaps that are all connected to a control rod that runs the length of the inlet manifold which in turn is connected to r an actuator that can be either an electronically controlled stepper motor or an actuator that is operated by engine vacuum.
This flap actuator controls whether the source of air for conditioning will be outside air or recirculated cabin air.
All 3 of the actuators look the same but i haven t had them out side by side to see.
The fix seems to be to.
I can t find them on autozone or oreilly website.
This flap actuator position is controllable by the driver using the recirculate button or by the hvac system using data from in cabin air quality sensors.
Is there enough difference in the 91 94 that i couldn t make it work.
This flap actuator mixes the warm heat exchanger and cool evaporator air in order to achieve the desired air.
Intake air flap actuator component 4 in figure 1.
The intake runner control valve diverts air to longer narrow runners during low rpms and shorter wider runners for higher rpms.
The code actually tells me it is intake air flap control actuator mechanical malfunction.
Obd ii fault code p2014 is a generic code that is defined by all manufacturers as intake manifold air control actuator position sensor switch bank 1 circuit malfunction and is set when the pcm powertrain control module detects a malfunction in the control circuit of the position sensor of the manifold airflow control device.
P10a4 intake air flap control actuator mechanical malfunction.
