Checking control module communication: Verification

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

HINT: After finishing the repair check that the repair is successful and that the fault is corrected as follows.

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Connecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Reconnect connectors, reinstall components.
Connect Volvo Scan Tool (ST) to data link connector (DLC).
Ignition on.
Check communication with immobilizer control module

This can be done by reading off the diagnostic trouble codes (DTCs) on VIDA.

Fig 3: Identifying Scan Tool
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is communication established?

YES
VERIFIED: Troubleshooting has been completed.
NO
Refer to Information