Volkswagen Golf Service & Repair Manual: Plug-in connectors

Volkswagen Golf Service & Repair Manual / Fuel supply system - Petrol engines / Fuel supply, gas operation / Plug-in connectors

Separating plug-in connectors

Special tools and workshop equipment required

Lever -T10468-

Assignment of plug-in connectors

Note

The plug-in connectors for fuel, vacuum and breather lines are colour coded. There is either a coloured dot on the plug-in connector or the release button is of the respective colour → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Colour assignment

Plug-in connector	Colour code on plug-in connector
Fuel supply	Black
Fuel return line	Blue
Breather	White, beige
Vacuum	Green

The fuel system is pressurised.Risk of injury due to fuel which may spurt out.Wear eye protection.Wear protective gloves.Release pressure: place clean cloth around connection and carefully open connection.

Variant 1

Plug-in connector with release buttons -arrows- on right and left

Separating plug-in connectors

Opening

It is necessary to counterhold the fuel connection -1- in the engine compartment.

–	Insert lever between heat shield and stop -T10468--arrow- of fuel line -2- and counterhold.

Separating plug-in connectors

Continuation for all coupling points of fuel system:

–	Push plug-in connector -1- in -direction of arrow A-.

–	Press and hold release buttons.

–	Pull plug-in connector -1- off fuel line -2- in -direction of arrow B-.

Take note of colour assignment during installation → Anchor

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 2

Push-fit coupling with pull-release mechanism -arrow-.

Separating plug-in connectors

Opening

–	Push plug-in connector -1- in -direction of arrow A-.

–	Pull pull-release mechanism -2- in -direction of arrow B-.

–	Pull plug-in connector -1- off fuel line -3- in -direction of arrow B-.

Take note of colour assignment during installation → Anchor

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 3

Push-fit coupling with front button -arrow-

Opening

–	Press release button -arrow- and pull off plug-in connectors.

Take note of colour assignment during installation → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 4

Push-fit coupling with release button -arrows- on right and left

Opening

–	Push plug-in connector in -direction of arrow A-.

–	Press release buttons -arrows- and pull off plug-in connector.

Take note of colour assignment during installation → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 5

Push-fit coupling with release buttons -arrows- on right and left

Opening

–	Press release buttons -arrows- and pull off plug-in connector.

Take note of colour assignment during installation → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 6

Push-fit coupling with release buttons -arrows- on right and left

Opening

–	Push plug-in connector -1- in -direction of arrow- and maintain pressure.

–	Press release buttons -arrows- and pull off plug-in connector.

Take note of colour assignment during installation → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Variant 7

Plug-in connector -1- with release buttons -2- on right and left:

Opening

–	Press plug-in connector -1- in -direction of arrow A- and maintain pressure.

–	Press release button -2- in -direction of arrow B- and pull off plug-in connector -1-.

Take note of colour assignment during installation → Anchor.

Plug-in connectors for fuel lines must engage »audibly« when joined.

–	Ensure plug-in connector is secured properly by pulling it.

Separating plug-in connectors

Fuel filter

Pressure limiting valve and fuel filter are integrated in fuel delivery unit and cannot be renewed individually → Chapter.

Removing and installing control unit for fuel tank leak detection -J909-

Removing Fitting location → Item: – Release and pull off conn ...

Activated charcoal filter with fuel tank leak detection

...

Other materials:

Switching the auxiliary heater on or off
First read and observe the introductory information and safety warnings Switching on the auxiliary heater: Manually with the immediate heat button in the air conditioning controls. The indicator lamp in the button lights ...

Assembly overview - speed sensor on rear axle, all-wheel drive
1 - ABS speed sensor Clean inside surface of hole before inserting sensor Coat inside surface with high-temperature paste -G 052 112 A3- Removing and installing → Chapter 2 - Bolt ...

Subsequent bleeding of hydraulic system
Note Carry out subsequent bleeding when: brake pedal travel is too long or so-called »soft brake pedal« Subsequent bleeding requires the assistance of a second mechanic. –&n ...