Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

HINT: Diagnostic trouble codes (DTC) DSA-224 are stored if any of the following diagnostic trouble codes (DTCs) are permanently stored in the engine control module (ECM) and if the fault is permanent: EFI-115, EFI-121, EFI-125, EFI-135, EFI-137, EFI-145, EFI-337, EFI-411, EFI-525 or EFI-526.

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Start the engine and let it idle.
Read off diagnostic trouble codes (DTCs) from the engine control module (ECM) .

Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Have any of the above diagnostic trouble codes (DTCs) been stored?

YES
Refer to Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
NO
Refer to Checking wiring and terminals

HINT: All diagnostic trouble codes (DTCs) in EMS 2000 must be remedied before diagnostic trouble code (DTC) DSA-224 can be remedied.

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Start the engine and let it idle.
Read off diagnostic trouble codes (DTCs) from the engine control module (ECM) .

Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Have any diagnostic trouble codes (DTCs) for EMS 2000 been stored?

YES
Refer to Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
NO
Refer to Checking wiring and terminals

Fault-trace according to the relevant system.