Volkswagen Golf Service & Repair Manual: Schematic diagram - coolant hoses, Golf and Golf Estate
 Note
| The schematic diagram for the entire coolant circuit can be
found in the repair group 19
→ Rep. gr.19. |
| Topping up coolant and bleeding coolant circuit
→ Rep. gr.19 and
→ Chapter |
|
|
|
Note
| The -arrows- indicate the direction of
coolant flow. |
| 1 - |
Heat exchanger for heater in heater and air conditioning unit |
| Incorporation in coolant circuit
→ Rep. gr.19. |
| Removing and installing
→ Chapter. |
| 3 - |
Circulation pump -V55- |
| The circulation pump -V55- is integrated in the hose assembly of the
auxiliary heater. |
| Removing and installing
→ Chapter |
Note
| For this vehicle (only selected engine types), a Start/Stop system
is offered as an optional equipment. |
| On vehicles equipped with a Start/Stop system, the circulation pump
-V55- of the auxiliary heater can be actuated by the auxiliary heater
control unit -J364- while the stop function is active. To achieve this,
the auxiliary heater control unit -J364- receives a command from the air
conditioning system operating unit, the Climatronic control unit -J255-
and the air conditioning system control unit -J301- via the data bus to
switch on the circulation pump -V55-; vehicle diagnostic tester in
“Guided fault finding” mode. |
| 4 - |
Coolant supply from engine |
| Incorporation of auxiliary/supplementary heater in engine coolant
circuit
→ Rep. gr.19. |
| 5 - |
Coolant return to the engine |
| Incorporation of auxiliary/supplementary heater in engine coolant
circuit
→ Rep. gr.19. |
Note
Currently, only the auxiliary heater function is available.
At the moment the auxiliary heater is not intended to be
operated as a supplemen ...
Other materials:
Warning and indicator lamps
The warning and indicator lamps indicate various warnings , faults or certain
functions. Some warning and indicator lamps light up when the ignition is switched
on and should go out once the engine is running or the vehicle is in motion.
Depending on the vehicle equipment level, additio ...
Schematic diagram - coolant hoses, Golf GTE
Note
Currently, only the auxiliary heater function is available.
At the moment the auxiliary heater is not intended to be
operated as a supplementary heater. In vehicles with a
high-voltage system, the high-voltage heater (PTC) -Z115- is
...
Overview of fitting locations – control units, rear
1 -
Remote control receiver for auxiliary coolant heater -R149-
Removing and installing remote control receiver for auxiliary
coolant heater -R149-
→ Heating, Air conditioning; Rep. gr.82
2 -
Two-way signa ...
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Schematic diagram - coolant hoses, Golf GTE