A8L V8-4.2L (BFM) (2004)
Display on VAS 5051:
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Press button -A- to activate Basic setting.
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Increase engine speed to above 2000 rpm for approximately 10 seconds.
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Check readouts in display zones -3- and 4-.
If the specification "Syst. O.K." is not attained:
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Press <- Button twice.
Display on VAS 5051:
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Select diagnosis function "08 - Read data block" from menu -1-.
Display on VAS 5051:
1 - Enter display group
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Using keypad -2-, enter "090" to select Display group 090 and confirm entry with Q button.