A4 Quattro Sedan V6-3.0L (AVK) (2002)
Malfunction Indicator Lamp: Testing and Inspection
Electronic Power Control (EPC) Warning Lamp -K132-, Checking
Electronic Power Control (EPC) Warning Lamp -K132-, Checking
Functional Check On EPC Warning Lamp
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Switch ignition on.
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The engine control module switches on the EPC warning lamp.
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Start engine.
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Shortly after starting the engine the EPC warning lamp goes out if no DTC in relation to the electronic throttle is stored in the DTC memory.
NOTE: The switch-on signal for the malfunction lamp is transferred via CAN bus to the instrument cluster by the engine control module. Check the
data exchange between engine control module and other CAN-control modules. See: Information Bus/Testing and Inspection/Component Tests and
General Diagnostics