Checking the control module

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.

Fig 1: Identifying Ignition ON

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Fig 2: Connecting Connector

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Fig 3: Connecting Control Module

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Ignition off.
Disconnect the control module.
Remove the existing control module. Connect the new control module according to Replacing the ABS control module .
Reinstall the connectors, components etc.
Connect the control module
Test drive the car at a speed above 6 km/h or 15 km/h. The control module will test the valves and pump motor at 6 km/h.

Stop the car. Do not switch off the ignition.

Connect VCT 2000.

Read off the diagnostic trouble code (DTC) status.

Fig 4: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
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Fig 5: Checking Freewheel Function (Poly V-Belt Removed)
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Is the status intermittent?

YES
Refer to Fault-tracing information
NO
Refer to Replacing the component