Actuators

Logic of naming actuators in VW-group is simple it contains "N" + actuator number. The actuator number is unique. Here you can find fitting location, connectors and some basic information about actuators.

To our mind, actuators information is reference, so there is only simple search by number.

N

Audi A8 4E (2002 -)
Audi A6 4F (2005- )
Audi Q7 4L (2007- )
Audi A4 8K (2008-)
Audi A3 8P (2003- )
Audi Q5 8R (2009- )
N279_4L_82_____1_0905_21_Funktionsbeschreibung
N279_4L_82_____1_0905_21_Sollwerte

Coolant shut-off valve -N279

 

Measured value block 003

 

Display zone 3

 

Activation of coolant shut-off valve -N279 (not fitted with additional heater).

 

J Readout = "99 percent" or 100 percent"

- The shut-off valve is not activated (large coolant circuit; the coolant is drawn in by the auxiliary/additional heater via the engine).

 

J Readout = "1... 98 percent"

- The shut-off valve is activated in loop control mode.

 

J Readout = "0 percent"

- The shut-off valve is permanently activated (small coolant circuit; the coolant is drawn in by the auxiliary heater directly from the air conditioner unit heat exchangers).

 




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