Diagnostic trouble code (DTC) information

Condition 

Fig 1: Identifying Camshaft Reset Valve

Courtesy of VOLVO CARS OF NORTH AMERICA.

When the control module requests that the position of the camshaft remains unchanged, the pulse ratio of the camshaft reset valve should be approximately 50%. Diagnostic trouble code (DTC) ECM-5E is stored if the control module detects that a higher or lower pulse ratio is required to keep the camshaft in the same position.

Substitute Value 

None.

Possible Source 

• Variable oil pressure
• Blocked oil ducts
• Defective camshaft reset valve.

Fault symptom[s] 

• Malfunction indicator lamp (MIL) lit
• Poor driveability, cold engine.