The bleeding of brake system is described using the Brake Charger/Bleeder Unit -VAS5234-.
WARNING
Only use new brake fluid conforming to VW standard (VW 501 14).
Note
There must be a positive pressure of 2.0 bar (29 psi) to bleed the hydraulic unit.
Brake System, Bleeding Using Brake Charger/Bleeder Unit - VAS5234-
Special tools and workshop equipment required
WARNING
Only use new brake fluid conforming to VW standard (VW 501 14).
Pre-Bleeding
Perform the Pre-Bleeding
When a brake fluid reservoir chamber is completely empty on vehicles with EDL, EDL/ASR or EDL/ASR/ESP. This happens if there are leaks in the brake system.
Bleeding sequence:
1 - Bleed the left front and right front brake caliper together simultaneously.
2 - Bleed the left rear and right rear brake caliper together simultaneously
Then hydraulic unit must be bled once more via the "basic setting" function using the Vehicle Diagnostic Tester.
Initiate a basic setting (to bleed the brake system):
Connect the -Vehicle Diagnostic Tester- and select the function.
Bleeding (Normal)
Adhere strictly to the procedure when bleeding the brake system.
Use a suitable bleed hose. It must fit tightly on the bleeder valve so that no air can get into the brake system.
Post-Bleeding
Perform the Post-Bleeding Procedure When
A second technician is required for the post-bleeding procedure.
This bleeding procedure must be performed five times per brake caliper.
Bleeding sequence:
A road test must be performed after bleeding. During this, at least one ABS regulation must be performed!
Volkswagen Tiguan Service and Repair Manual > Wheel and Tire Guide: Wheel and Tire Combinations
General InformationVolkswagen vehicles are engineered according to
the latest developments in safety technology. To keep it that way, it is
recommended to use only original Volkswagen replacement parts. These can be
recognized by the VW Audi trademark and by the part number. These parts are
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