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CAN Protocol SAE J1939
Timeout of message TC1

Description
Effects on the driving operation
Possible causes
Place of action
Instruction
Setting conditions of the event
Testing conditions of the event
Final function check
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Description

Timeout of receive message TC1 (Transmission Control 1).

Effects on the driving operation

Driving only possible via LIMP-HOME switch.

Possible causes

Controller for direction setting (gear range selector / on-board computer) or connection to this controller is faulted.

Place of action

No description available.

Instruction

Check for the VOITH gear range selector whether the lamp test is carried out (i.e. voltage supply is o.k.).

If all start to flash after 10 seconds, the CAN connection to the transmission controller is interrupted.

Setting conditions of the event

No description available.

Testing 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 function.

After the fault has been eliminated, the following steps have to be carried out:

  • Conduct a test drive with function check.
  • Read the fault memory
  • Check transmission for leaks.
  • Perform a final visual inspection.

These steps are necessary to ensure the entire vehicle functions correctly.



© by Voith Turbo GmbH & Co. KG, S. Brunnengräber
send remarks to stefan.brunnengraeber@voith.com (documentation department)