TIM - Transmission Identification Module The TIM responds with a "Negative Acknowledge" (NACK)
|  | 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
Description The TIM responds with a "Negative Acknowledge" (NACK). Effects on the driving operation Communication with the TIM is not possible. Unable to read the transmission-specific data. The vehicle may drive with the wrong transmission configuration. Possible causes The software version of the transmission control unit does not match the software version of the TIM. Internal fault in the transmission control unit. Internal fault in the TIM. Place of action No description available. Instruction Reload software in the transmission control unit. Clear fault memory . If the fault reoccurs, contact the Voith customer service. 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.
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