Vehicle-specific data Vehicle speed via CAN faulty
|  | Description
|  | Effects on the driving operation
|  | Possible causes
|  | Place of action
|  | Instruction
|  | Setting conditions of the event
|  | Test conditions of the event
|  | Final function check
|  | See also:
Description Vehicle speed via CAN faulty. Effects on the driving operation Hard shifts Possible causes An incorrect value for the vehicle speed was received on the CAN bus. Using the SAE J1939 CAN protocol: CAN message 'Cruise Control/Vehicle Speed (CCVS)': Signal "Wheel based vehicle speed" possibly faulty. Place of action No description available. Instruction Check cable / plug connections Check external control unit Using the SAE J1939 CAN protocol: CAN message 'Cruise Control/Vehicle Speed (CCVS)': Check "Wheel based vehicle speed" signal. Setting conditions of the event No description available. Test conditions of the event No description available. Final function check If the defective component cannot be clearly identified, you should try to reproduce the fault: Reinstall the component in the vehicle. Test the function. After the fault has been eliminated, the following steps have to be carried out: Conduct a test drive with function check. Read out the fault memory. Check the transmission for leaks. Perform a final visual inspection. These steps are necessary to ensure the entire vehicle functions. See also:
|  | Aftersales service index
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