Audi
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    CAN data bus, instrumentation - glow plug warning lamp
Cause:
    Wiring, matching resistor in ECM

Volkswagen
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    CAN data bus, instrumentation - glow plug warning lamp
Cause:
    Wiring, matching resistor in ECM