Volkswagen Golf Quiz
Auxiliary heater

Removing and installing metering pump -V54-, Golf GTE

In this manual: Auxiliary heater
General body repairs, exterior — 230General body repairs, interior — 279General information, paint — 133Vechile- specific paint information — 27Heating, air conditioning — 156Auxiliary heater — 58Air conditioning system with refrigerant R134a — 1297- speed dual clutch gearbox 0CW — 544- cylinder injection engine(1.4 1 direct inction. turbocharger) — 182Fuel supply system - Petrol engines — 59Running gear, axles, steering — 221Brake system — 92Wheels and Tyres guide — 12Guide for using trailers — 11Wheels and Tyres Guide - General Information — 121Brake system (hybrid) — 73Electrical system — 326Communication — 65Electrical system, general information — 111
~4min read

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

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