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Volkswagen Golf Service & Repair Manual: Without roller dynamometer for four-wheel drive vehicles

Volkswagen Golf Service & Repair Manual / Brake system / Technical data / Brake test / Without roller dynamometer for four-wheel drive vehicles

  Note
If no test rig is available for four-wheel drive vehicles, the brake test can also be carried out on a standard single-axle roller dynamometer as follows:
–  Drive vehicle forwards onto the rollers.
–  Switch engine off and wait for 2 seconds.
–  Carry out front brake test.
–  Start engine and wait for approx. 5 seconds until sufficient vacuum has been built up.
–  Drive vehicle forwards until rear wheels are positioned on rollers.
–  Switch engine off and wait for 2 seconds.
–  Carry out rear brake test.
–  Start engine and wait for approx. 5 seconds until sufficient vacuum has been built up.
On a regulated roller dynamometer with contra-rotating rollers for four-wheel drive vehicles
  Note The brake test must be performed on a controlled contra-rotating single-axle roller dynamometer for four-wheel drive vehicles. ...

Checking electromechanical parking brake, vehicles with front-wheel drive
Activate »TЬV mode«: Seat belt is fitted Rear axle on single-axle roller dynamometer Ign ...

Other materials:

Rolling resistance optimised tyres
The energy loss caused by the deformation of the tyre when rolling is known as rolling resistance. With rolling resistance optimised tyres the deformation is greatly reduced by a revised design and the use of optimised tread compositions ...

Checking belt webbing
Procedure –  Pull belt completely out of inertia reel or lap belt adjustment plate. –  Check belt webbing for soiling, and if necessary wash with a mild soapy solution → Owner's ...

Removing and installing bonnet lock, RHD vehicle
Special tools and workshop equipment required         Torque wrench -V.A.G 1331- –  Open bonnet. –  Remove Bowden cable on mounting bracket ...

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