A4 Cabriolet L4-1.8L Turbo (AMB) (2005)
Malfunction Indicator Lamp: Testing and Inspection
With Manufacturer's Scan Tool
Malfunction Indicator Lamp (MIL) -K83- In Instrument Cluster, Checking
Functional check on MIL
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Switch ignition on.
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The Malfunction Indicator Lamp (MIL) -K83- for self-diagnosis must illuminate.
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Start engine.
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Shortly after starting the engine the MIL goes out if no exhaust emission related DTC is stored in the DTC memory.
NOTE: The switch-on signal for the MIL is transferred via CAN-bus to the instrument cluster by the ECM. Check the data exchange between
ECM and other CAN-bus control modules.