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Home >> Volvo >> 2003 >> S40 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Ignition And Control Systems - Removal, Replacement And Installation (644 Body) >> Replacing Engine Control Module (ECM) (B4204T2 CVVT; 2000) >> Replacing the engine control module (ECM) >> Finishing >> Reading and erasing diagnostic trouble codes (DTCs)

Reading and erasing diagnostic trouble codes (DTCs)

Read off and erase diagnostic trouble codes (DTCs).

Screw the engine control module (ECM) into place.

Tighten the security screw.

Reinstall the side panels on the left and right-hand sides.

Test the function.

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