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| Disconnect battery earth strap before working on the ABS system. For vehicles fitted with a coded radio, first check the anti-theft code |
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| When handling brake fluid, observe safety precautions and current regulations → Chapter |
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| After carrying out work in which the brake system had to be opened, bleed the system with brake bleeding apparatus -SAT 1150- → Chapter |
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| During the test drive make sure that the at least one braking action activates the ABS system (the pulsations should be felt in the brake pedal) |
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| Work on the ABS system demands the highest levels of cleanliness; under no circumstances should auxilliary materials that contain mineral oils be used, such as oil, grease etc. |
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| Before soldering connections they should be thouroughly cleaned , but do not use abrassive strong cleaning products such as brake cleaner, petrol, dilutants or similar products |
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| Place parts that have been removed on a clean surface and cover. |
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| After having separated the control unit from the hydraulic unit, use transport protection for the valve stems. |
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| Cover the open parts carefully if the repair is not going to be carried out immediately. (use the plugs from repair kit -1 H0 698 311 A-) |
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| Do not use fibrous cloths. |
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| Only take spares out of their packaging just before assembly. |
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| Only use replacement parts which come in their original packaging. |
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| If the system is open, do not use compressed air and do not move vehicle. |
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| Make sure that brake fluid does not enter the connectors. |
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