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Volkswagen Golf Service & Repair Manual: Removing and installing metering pump -V54-, Golf GTE

Volkswagen Golf Service & Repair Manual / Auxiliary heater / Aux. heater/heater booster / Fuel supply system / Removing and installing metering pump -V54-, Golf GTE

Removing
  Note
Pay attention to correct part number of metering pump -V54- (different versions) → Electronic Parts Catalogue.
Checking metering pump -V54- with “end sealing valve” → Chapter
–  Observe safety precautions for working on fuel supply system → Rep. gr.00.
–  Observe the rules for cleanliness when doing all work on the fuel supply system → Chapter.
–  Always observe the safety precautions when working on the fuel supply system → Chapter.
–  Switch off electrical consumers.
–  Switch off auxiliary/supplementary heater and switch off ignition.
The fuel system is pressurised.Danger of injury through fuel spray.Always wear safety goggles.Always wear safety gloves.To release pressure, wrap a clean cloth around the connection and carefully loosen the connection.
  Note
   
If there are customer complaints concerning the auxiliary heater operation in vehicles with a high-voltage system and problems with the fuel supply of the auxiliary heater are the cause, detach the cover for the flange -C- from vehicle prior to removing the fuel tank → Rep. gr.20, and check connector -A- as well as fuel line -B- leading to metering pump -V54- for correct installation and damage.
 

Removing and installing metering pump -V54-, Golf GTE

On vehicles with high-voltage system, the metering pump -V54--1- cannot be accessed if the fuel tank is installed → Rep. gr.20 (Assembly overview - fuel delivery unit/fuel gauge sender). Therefore, bleed fuel line -2- (and corresponding riser tube) leading to metering pump -V54--1- as necessary after the fuel tank has been installed (e.g. upon repair work on the fuel delivery unit, when the fuel line -2- leading to -V54--1- has been emptied) → Chapter.
–  Remove fuel tank → Rep. gr.20.
 

Removing and installing metering pump -V54-, Golf GTE

–  Press securing lugs -1- to one side with suitable tool.
–  Push up metering pump -V54--6- with bracket -5- and lift pump off fuel tank.
–  Separate connector -2- from metering pump -V54--6-.
–  Take metering pump -V54--6- out of guides -4-.
–  Release O-type clips -3- and pull fuel lines off metering pump -V54--6-. Seal fuel lines.
Installing
  Note
There are different types of the metering pump -V54- → Electronic Parts Catalogue.
Different versions; only metering pump -V54- with end sealing valve permissible; pay attention to correct part number → Electronic Parts Catalogue
Installation is carried out in the reverse order. When installing, note the following:
  Note
 

Removing and installing metering pump -V54-, Golf GTE

Install metering pump -V54--1- with correct orientation. The fuel line leading to auxiliary heater -3- must be connected to the connection on the same side where the connector -4- is located. The fuel line -2- leads to the fuel tank via the fuel delivery unit (this illustration shows the configuration for vehicles with high-voltage system).
 

Removing and installing metering pump -V54-, Golf GTE

Install metering pump -V54--6- with correct orientation. The fuel line leading to auxiliary heater must be connected to the connection on the same side where the connector -2- is located (this illustration shows the configuration for vehicles with high-voltage system).
 

Removing and installing metering pump -V54-, Golf GTE

–  Renew bracket if retaining tabs -1- and -5- are damaged or broken off.
–  Renew O-type clip -7-.
–  Insert metering pump -V54--6- into bracket so that O-type clips -8- are seated in guides -5- and connector -2- does not make contact with bracket.
–  Engage electrical wire -3- in guides -arrows-.
–  Install bracket with metering pump -V54--6- ensuring proper engagement of retaining tabs -1-.
–  Check that fuel lines are properly secured in retainers -5-.
Before installing the fuel tank:
 

Removing and installing metering pump -V54-, Golf GTE

Make sure that electrical wires and fuel lines (e.g. fuel lines -2- and -4- leading to auxiliary heater) are properly routed and that they are firmly seated in the corresponding retainers.
Make sure that the connector on the metering pump -V54- has properly engaged.
Check connection -5- on fuel line -4- for soiling or damage.
  Note
If fuel lines make contact with body, they can transfer sound.
–  Check that fuel lines are correctly seated and routed; fuel lines must not make contact with body (risk of transferring sound).
Specified torque
→ Chapter „Overview of fitting locations - fuel supply system“
Fuel tank; Removing and installing fuel tank → Rep. gr.20
 

Removing and installing metering pump -V54-, Golf GTE

Removing and installing metering pump -V54-, Golf and Golf Estate
  Note Pay attention to correct part number of metering pump -V54- (different versions) → Electronic Parts Catalogue. R ...

Checking metering pump -V54- with end sealing valve
–  If you are uncertain as to whether the metering pump -V54--C- has an end sealing valve or not, connect e.g. hand vacuum pump -VAS 6213- to connection ...

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