Diagnostic trouble code (DTC) information

Condition 

Fig 1: Identifying Ignition Switch In OFF Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

This diagnostic trouble code (DTC) indicates whether there are one or more emission related diagnostic trouble codes (DTCs) stored in the automatic transmission control module (TCM). Diagnostic trouble code (DTC) ECM-530D is stored if this control module requests that the engine management system lights the malfunction indicator lamp (MIL)

Substitute Value 

none

Possible Source 

• one or more diagnostic trouble codes (DTCs) stored in automatic transmission control module (TCM).

Fault symptom[s] 

• varies depending on which diagnostic trouble code (DTC) has been stored.