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 1024
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 faults
3 - FAILED
Checking communication faults
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.
Check the voltage feed to diagnostic outlet #16. The voltage shall match battery voltage.
Check the cable for power ground and signal ground to diagnostic outlet #4 and #5.
Hint: When VCT2000 is connected to the diagnostic outlet (is supplied with voltage), the indicator diode shall be activated with a green light. Then the
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