Coding Control Unit For Steering Wheel Electronics

Information 

• During coding, it is essential to guarantee the power supply for the Porsche System Tester. It is essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery. 
• The Porsche System Tester instructions take precedence and in the event of a discrepancy these are the instructions that must be followed. Deviations may occur with later software versions. 
• The procedure described here has been structured in general terms; different texts or additions may appear in the Porsche System Tester. 
• Read out the fault memory and, if necessary, erase it. 

1. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition. Continue with [>>] key.
2. Select vehicle type. Continue with [>>] key.
3. Select control unit for steering-column switch and activate with the [>>] key.
4. Select Coding and activate with the [>>] key.
5. Select the respective equipment versions and code them.

   Coding	Setting
   Electric steering-wheel adjustment	Present/not present
   Cruise control	Present/not present
   Steering wheel	Without multi-function steering wheel With multi-function steering wheel, without steering wheel heating With multi-function steering wheel, with steering wheel heating

6. Follow the Porsche System Tester instructions.
7. Read out the fault memory and, if necessary, erase it.
8. Calibrate steering angle sensor. → Calibrating Steering-Angle Sensor