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2001
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A6 Quattro Sedan (4B4) V8-4.2L (AWN)
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Malfunction Indicator Lamp
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Testing and Inspection
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Exhaust Malfunction Indicator Light (MIL) Functional Check
Exhaust Malfunction Indicator Light (MIL) Functional Check
Functional testing
-
Switch ignition on.
The
MIL
must light up.
If the
MIL
does not light:
-
Check DTC memory.