RDD tacho compatibility

VDO

Use the tacho's serial number to verify if your tacho type is compatible with RDD.

  1. The tacho serial number can be found on:

    Tacho printout

    Sticker on the tachograph:
     (Can be found behind the paper roll of the printer)

  2. Search (use CTRL+F on your keyboard) the tacho serial number in the following document to verify if your tacho is compatible with RDD:

    Check the RDD tacho compatibility.

  3. When you have found the serial number in the list, check the CAN 2 (1.4 ->) column in the overview:

    ●      

    Compatible with RDD.

    o        

    Compatible with RDD, but must be activated first (cf. VDO activation below).

    -

    Not compatible with RDD.

VDO activation (1.3a)

In case the RDD signal has not been activated yet on the tachograph, it must be unlocked first. The RDD signal can be unlocked using:

a VDO CTC II

a workshop card
You can activate RDD in the following menu:

Stoneridge

The tacho firmware version must be at least SE 5000 7.1.

The version can be found on a tacho printout.

Printout

  1. In the main menu, press OK.

  2. Use the arrow buttons to navigate to "Print" and press OK.

  3. Next, navigate to "24h card" and press OK.

  4. Navigate to "Technical data" and press OK.

  5. Navigate to "Printer" and press OK.

  6. A printout will be generated where you can verify the tacho firmware version.

RDD activation on Stoneridge

It is possible that for certain Stoneridge tachographs, the RDD output signal needs to be changed.

This must be done using the workshop card (NOT the company card!).

  1. Insert the workshop card.

  2. Use the arrow buttons to navigate to "Settings" and press OK.

  3. Next, navigate to "Parameters" and press OK.

  4. Navigate to "Download CAN selection" and press OK.

  5. Make sure that "Download CAN selection" is set to C.
    Press OK to confirm any changes.

 

Related topics: RDD errors - Alarms & notifications