Teaching New DME Control Unit

Information 

The > 9900 - PIWIS Tester 3  instructions take precedence since the description may be different with later Tester releases.

The procedure described here has been structured in general terms; different text or additions may appear in > 9900 - PIWIS Tester 3  .

Information 

All remote controls (keys) are required for teaching a DME, front-end electronics (front BCM), rear-end electronics (rear BCM), electronic steering lock (ELV) control unit for example, or for teaching remote controls (keys).

Remote controls (keys) that are not taught during this procedure will no longer be recognised by the vehicle.

NOTIFICATION 

Voltage drop 

• Risk of irreparable damage to control unit 
• Risk of damage to control unit 
• Fault entries in the control unit 
• Coding in the control unit is aborted 
• Malfunctions in control unit, even during programming 
  • Prior to disconnecting the control unit, switch off ignition and remove ignition key.
  • Ensure that the power supply is not interrupted during programming.
  • Connect a battery charger with a current rating of at least 90 A to the vehicle battery.

1. Connect the Tester to the vehicle and start the Tester. Switch on ignition using original remote control (hand-held transmitter).
2. Select the vehicle type.
3. Select DME using the cursor keys and press >>.
4. Select Control unit replacement  using the cursor keys and press the >> key.
5. Select Read out values  (vehicle data) using the cursor keys and press >>.
6. The message Values were read out  appears on the Tester screen.
7. Switch off ignition and replace control unit.

   > 247019 REMOVING AND INSTALLING DME CONTROL UNIT  - section on "Removing"

8. After you ha>e installed the new DME control unit, select Write values  in the Control unit replacement  menu to re-load the data that was read out.
9. Switch to the Programming  menu.
10. Select Automatic programming  and press >>.

    Information 

    The wiper comes on once when DME programming is complete.

    • Do not place any objects on the windscreen. 
    • Do not touch the windscreen during programming. 
11. Switch ignition off and on again.
12. Go back to the Start page on the Tester.
13. Press [F7] in the overview to switch to the Additional menu. 
14. Immobiliser commissioning  must be selected.

    Read and follow the instructions and information on the Tester.

    Teach engine immobiliser according to menu guidance.

    The Tester displays the message: Engine immobiliser taught successfully.

15. For the learning and adaptation routine of the throttle valve (electronic accelerator), switch the ignition off and then on again for 60 seconds without starting the engine. Do not actuate the accelerator pedal. Switch ignition off again for at least 10 seconds. Switch on ignition. This completes the adaptation of the throttle valve adjusting unit and the teaching process is complete.
16. Press F7 Read all fault memories and erase if required  and delete all faults.
17. Perform DME control unit adaptation during a test drive and read out the fault memories again.