S4 Quattro Sedan V6-2.7L Turbo (APB) (2000)
Malfunction Indicator Lamp: Testing and Inspection
Malfunction Indicator Lamp (MIL), Checking
5 Speed Automatic 01V
Malfunction Indicator Lamp (MIL) Function, Checking
MIL functional check
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Switch ignition on: MIL must come on.
If the MIL does not come on when the ignition is switched on (with the engine not running):
Check DTC memory. If necessary, check wiring per wiring diagram or replace light bulb.
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Start engine and let idle: MIL must switch off after several seconds.
If the MIL does not switch off after the engine is started: Check DTC memory.