Volvo Workshop Manuals
XC70 L5-2.5L Turbo VIN 59 B5254T2 (2003)
Relays and Modules > Relays and Modules - Steering and Suspension > Relays and Modules - Steering > Steering Mounted Controls Communication Module > Component Information > Testing and Inspection > Reading and Clearing Diagnostic Trouble Codes > Page 1033
Communication has been interrupted for one of the following reasons:
The ignition is switched off
VCT2000 disconnected from the data link connector (DLC)
VCT2000 disconnected from the VIDA cart
Communication problems in VIDA application or in car.
No voltage in the data link connector (DLC).
That the control module power supply and ground terminal are fault-free.
That the fuse for the data link connector (DLC) is intact.
that the ignition is on
that the battery voltage (system voltage) is normal (approximately 12 V).
If necessary a battery charger can be connected during the test.
that VCT2000 is correctly connected to the VIDA cart and the data link connector (DLC)
that VCT2000 and the wiring is fault-free.
For information about fuse and terminal numbers, see the relevant Wiring Diagram.
Try to establish communication again or exit reading off diagnostic trouble codes (DTCs). Depending on the communication fault, select one of the
1. Try again
Which alternative is requested?
1 - digital display
2 - Checking communication fault
3 - FAILED
Checking communication fault
Checking communication errors
Selecting car model
Select car model to obtain relevant troubleshooting information.
Select one of the following model alternatives
1. Car model S40 (04-) / V50
Checking communication errors, car model S40 (04-) / V50
Hint: Test the communication with another corresponding vehicle to decide if the malfunction is in the vehicle or in VIDA/VCT/cable harness. If the
Hint: For current information about each circuit and signals, see wiring diagram and signal description for each system.
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