Infiniti Q45 Self-Diagnosis Displays DISCLAIMERS The following descriptions are provided on an “as-is” basis. This is not an official document and has not been produced by the Infiniti Division of Nissan North America. The displays discussed below are meant for servicing the 2002/2003 Q45 and were not meant for the use of the average consumer. […]
Infiniti ECU Codes
Without OBD II On G20 models, the ECU is located behind the center console. On J30, M30 and Q45 models, the ECU is located behind the RH kick panel. If a malfunction occurs within the ECU/fuel injection system, a diagnostic trouble code may be stored in the ECU and the ‘‘Check Engine’’ lamp will blink. […]