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| Unscrew the hexagonal nuts -1- from the command device/ hydraulic unit support. |
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| Remove the hydraulic unit along with the command unit, pulling it upward. |
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| Remove the command device / hydraulic unit support. |
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| Only remove the plugs from the new hydraulic unit when the respective brake pipe is assembled. |
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| If the plugs were already removed from the hydraulic unit, the brake fluid may leak to the point that proper venting and filling can no longer be ensured. |
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| Install the ABS unit on the support. |
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| The rest of the installation is processed in the reverse order from removal. |
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| Remove the Brake pedal pressing device -VAG 1869/2-. |
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| Code ABS control unit -J104-. |
Connect the Diagnosis, Measurement and Information System -VAS 5051A /52-and select the function → Chapter. |
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