Control module and output signals

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DIAGNOSTIC TROUBLE CODE (DTC) - P0600-P0606

SAE - DTC	VAG Code	DTC text	Corrective action
P0600	16984	Serial Communication Link	Check terminal resistance for CAN-Bus, see CHECKING TERMINAL RESISTANCE FOR CAN - BUS (VEHICLES WITH ENGINE CODE AVH, AZG)
P0601	16985	Internal Control Module Memory Check Sum Error	Replace Motronic Engine Control Module (ECM) -J220-, see REPLACING ENGINE CONTROL MODULE (ECM)
P0604	16988	Internal Control Module Random Access Memory (RAM) Error
P0605	16989	Internal Control Module Read Only Memory (ROM) Error
P0606	16990	ECM/PCM Processor

DIAGNOSTIC TROUBLE CODE (DTC) - P0638-P0687

SAE - DTC	VAG Code	DTC text	Corrective action
P0638	17022	Throttle Actuator Control Range/Performance	Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING Check Throttle Position (TP) Sensor -G79- and Sender -2- for accelerator pedal position -G185-, see 20 FUEL SUPPLY
P0650	17034	Malfunction Indicator Lamp (MIL) Control Circuit	Check emissions Malfunction Indicator Lamp (MIL) -83-, see CHECK MALFUNCTION INDICATOR LAMP (MIL) IN INSTRUMENT CLUSTER
P0685	17069	ECM/PCM Power Relay Control Circuit/Open	Check voltage supply of Motronic Engine Control Module (ECM) - J220-, see VOLTAGE SUPPLY FOR ENGINE CONTROL MODULE (ECM), CHECKING Check Activation of Motronic Engine Control Module (ECM) Power Supply Relay -J271- according to wiring diagram.
P0686	17070	ECM/PCM Power Relay Control Circuit Low
P0687	17071	ECM/PCM Power Relay Control Circuit High