April 5, 2026: LEMON Manuals is launched! Read the announcement.

Programming or replacing the Engine Control Module (ECM)

Fig 1: Identifying Ignition OFF

GLL101045

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
The Engine Control Module (ECM) has registered an internal fault. Replace the Engine Control Module (ECM). See Engine Control Module (ECM), replacing .

NOTE:
After replacing the Engine Control Module (ECM), the throttle unit must be adapted using the vehicle communication input: "Throttle unit adaptation".

Remedy as necessary.

Fig 2: Identifying Engine Control Module
Courtesy of VOLVO CARS OF NORTH AMERICA.

Continue
Refer to Information