Volkswagen Golf Service & Repair Manual: Subsequent bleeding of hydraulic system

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

–	Connect brake filling and bleeding equipment -VAS 5234-.

–	Depress brake pedal firmly and hold.

–	Open bleeder valve on brake caliper.

–	Fully depress brake pedal.

–	Close bleed valve with pedal held down.

–	Release brake pedal slowly.

Note

This bleed sequence must be carried out 5 times per brake caliper.

Bleeding sequence:

1 - Front left brake caliper

2 - Front right brake caliper

3 - Rear left brake caliper

4 - Rear right brake caliper

Note

A road test must be carried out after the brakes have been bled. When doing this an ABS regulation must be performed at least once!

Bleeding hydraulic system following standard procedure

Note Bleeding the hydraulic system using brake filling and bleeding equipment -VAS 5234- is described. A pre-pressure of 2 ...

Testing for leaks

Special tools and workshop equipment required Tester for brake pressure regulator -V.A.G 1310 A- ...

Other materials:

Switching off auxiliary and supplementary heater
If the button instant heat button has been pressed, or after the preset operating time has expired or the coolant has reached a temperature of 88° C, the combustion is ended and the run-on mode begins. The circulation pump -V55- and the combustion air ...

Dismantling and assembling burner unit
Dismantling – Remove auxiliary heater → Chapter. – Dismantle auxiliary heater → Chapter. – De ...

Safety precautions when using test and measuring equipment during a road test
Observe the following if test and measuring equipment is required during a road test: WARNING Accident hazard as a result of distraction and inadequate securing of test and measuring equipment. ...