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Auxiliary air heater -> 7.7 Removing and installing auxiliary air heater control unit J604 for Your Volkswagen Transporter Van Sixth generation (2015-2021)

Transporter 2020 ➤  
Auxiliary heater - Edition 04.2020  
♦ Torque wrench - V.A.G 1410-  
– Removing auxiliary air heater without bracket ⇒ page 42 .  
– If fitted, unbolt stone deflector strip.  
– Unscrew nuts -3-.  
– Remove bracket -2- from auxiliary air heater -1-.  
Dismantling bracket  
– Remove bracket from auxiliary air heater ⇒ page 41 .  
The complete bracket consists of 3 parts, each connected to a  
rubber buffer.  
Rubber buffers -1- are secured by means of hexagon nuts -2-.  
♦ Dimension -A- = 10 mm  
♦ Dimension -B- = 16 mm  
Note  
During installation, dimension -A- must face upwards.  
Torque settings  
Component  
Specified torque  
8 Nm  
8 Nm  
Nuts securing rubber buffers  
Nuts securing auxiliary heater  
7.7  
Removing and installing auxiliary air  
heater control unit - J604-  
Special tools and workshop equipment required  
42  
Rep. gr.82 - Supplementary heating  
Transporter 2020 ➤  
Auxiliary heater - Edition 04.2020  
♦ Torque screwdriver - VAS 6494-  
Removing  
– If fitted, unbolt stone deflector strip.  
– Remove heater unit from housing ⇒ page 44 .  
– Disconnect electrical connectors -1-.  
– Move wiring harnesses aside.  
– Unscrew bolts -2-.  
– Detach auxiliary air heater control unit - J604- -1- upwards  
from heater unit -2-.  
Installing  
Install in reverse order of removal, observing the following:  
Note  
When installing, make sure that the 10-pin connection is located  
on the glow plug end.  
– Screw in bolts -2- loosely.  
– Tighten bolts -2- alternately in diagonal sequence to specified  
torque.  
Specified torques  
Component  
Bolts -2-  
Specified torque  
1.5 Nm  
7. Auxiliary air heater  
43