Volkswagen Golf Service & Repair Manual: Vacuum system

Volkswagen Golf Service & Repair Manual / Brake system / Brakes, hydraulics, regulator, servo / Vacuum system

Vacuum pump for brake servo, diesel vehicles

Vacuum pump for 4-cylinder diesel engine (1.6 l, common rail):

The vacuum pump is installed in the oil pump.

–	Removing and installing vacuum pump/oil pump → Rep. gr.17.

Checking non-return valve

Test procedure

–	Carefully pull non-return valve with vacuum line -1- out of brake servo.

–	Blow small amount of air through non-return valve -1- in one direction first, then in other direction.

Air must pass through non-return valve -1- in -direction of arrow-.

The non-return valve -1- must remain closed in the opposite -direction of arrow-. If this is not the case, renew non-return valve or, if necessary, complete vacuum line.

Note

When installing the vacuum line with non-return valve, ensure the correct installation position relative to the brake servo.

Checking non-return valve

Removing and installing brake master cylinder, RHD vehicles

Note If there are problems with the brake servo, first check the brake servo vacuum system → Chapter. Special tools a ...

Removing and installing vacuum sender -G608

Note The vacuum sender -G608- is only installed in selected petrol engines. Removing ...

Other materials:

Removing and installing upper part of sump
Special tools and workshop equipment required Allen key, long reach -T10058- Hand drill with plastic brush Eye protection ...

Assembly overview - automatic headlight range control, RHD vehicles
1 - Control unit Removing and installing → Chapter Versions without cornering light: Headlight range control unit -J431- Versions with cornering light: Cornering light and headlight ...

Removing and installing front backrest
Special tools and workshop equipment required Torque wrench -V.A.G 1331- Removing – Remove front seat → Chapter. ...