Checking the turbocharger (TC) control valve control: Verification

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

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Disconnect the Volvo Scan Tool (ST) from the VIDA station and use it in stand-alone mode.
Start engine.

Fig 2: Vehicle Accelerating
Courtesy of VOLVO CARS OF NORTH AMERICA.
- Accelerate hard several times and watch parameter "TC CONTROL".

Does the parameter constantly exceed approximately 90%?

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