Diagnostic Trouble Code (DTC) Information ECM-1000

Condition 

Fig 1: Identifying Internal Atmospheric Pressure Sensor

Courtesy of VOLVO CARS OF NORTH AMERICA.

The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers an internal fault indicating that the signal from the internal atmospheric pressure sensor is incorrect. The diagnostic trouble code (DTC) can be diagnosed when the ignition has been on for at least 20 seconds.

Substitute Value 

The control module assumes 1013 hPa air pressure (corresponding to sea level).

Possible Source 

• Damaged engine control module (ECM).

Fault symptom[s] 

• None.