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Removing and installing brake servo stroke sensor diaphragm BAS
Details of installation of the brake booster (for example, models with AT, version 1) Details of installation of the brake booster (for example, models with AT, version 2) Removing / installing the brake booster Removing / installing the brake booster  | | |
| - Illustrative material on the procedure for removal / installation of the brake booster is shown in the illustrations, which include all the links in the text.
- Remove the GTZ (1) (see. Section Removal and installation of the main brake cylinder), - the detection of signs of leaks from the rear side of the primary piston cylinder must be replaced.
- Give nuts (4) from the position sensor.
- Disconnect the wiring from the sensor diaphragm stroke BAS (A7 / 7b1).
- On diesel models give a nut (17) on the left front suspension support of the power unit and the post left edge of the engine.
- On diesel models 163.113 (by VIN 093126) remove the control module of the vacuum pump (24).
- On diesel models will shift to pull the brake line (18).
- Take the plastic nut (19), - try not to damage the plastic retainer (20).
- Disconnect the electrical connector (27) of the gauge-switch is released BAS.
- Remove the cover to the left under the dashboard.
- Remove the retainer (25) and release the finger (26).
- Give fixing nuts (23) and remove the brake booster (16) to the pedal bracket (22), - try not to damage the cylinder head cover.
- Installation is performed in reverse order - do not forget to replace the seal (16d) and self-locking nuts GTZ.
- In summary pump over brake system (see. Section Bleeding brake system) and make sure of serviceability of operation of the gauge-switch of stoplights.
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BAS diaphragm travel sensor Details of the sensor diaphragm stroke BAS
| - Details of the sensor diaphragm stroke BAS shown in the illustration, which includes all the links in the text.
- A few taps on the brake pedal reset the residual vacuum in the brake pressure (A7 / 7b1).
- Give a nut (19), remove thermofilter (1b) with the GTZ.
- Depressing the lock tab located on the bottom (arrow) Disconnect the connector (2) wiring distance sensor diaphragm BAS.
- Having hooked a suitable tool, remove the retaining ring (16b).
- Pull out, remove it from its landing nest stroke sensor diaphragm BAS (A7 / 7b1).
- Check the condition of the sealing ring (16c), in case of need make replacement.
- Installation is in the reverse order - track landing fullness sensor receptacle.
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