ECM Programming
WARNING: This page does not describe the selected car, but rather 126 other vehicles, including the 1999 Volvo V70, 1999 Volvo S80, 1999 Volvo S70, 1999 Volvo C70, and 1999 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.
When replacing Transmission Module (TM) or Engine Control Module (ECM), use Volvo System Tester to clear DTCs and reset adaptive functions. Follow manufacturer's instructions and tester prompts.
After disconnecting battery or replacing ECM, drive vehicle to enable ECM to relearn driveability. Inform your customer that he/she may experience driveability different from what they are accustomed to until ECM completes relearn function.