Passat Wagon L4-1781cc 1.8L Turbo (AEB) (1998)
VAG 1551: buttons 1 and 3
VAG 1552: buttons Uparrow and downarrow
Display will appear as shown
Channel 1 Adaption xxx ->
xxx rpm x.xxms x km/h idling
NOTE:
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A value of 728 (equates to a specified speed of 860 rpm) is set by the factory in field Adaption.
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Specified speed See Display group 50, Display zone 2.
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Idle speed must not be adjusted outside of the permissible speed range.
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Press Q button to enter input Display will appear as shown
Channel 1 Adaption XXX Q
Store amended figure?
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Press Q button to enter input Display will appear as shown
Channel 1 Adaption xxx ->
Amended figure is stored
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Conclude adaption by pressing -> button.
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Press 0 and 6 buttons to select Function 06: "End data transfer"
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Press Q button to enter input
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Switch OFF ignition.