Calibrating Control Unit For Lane Change Assist

→ 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 → Nominal value: 40 A  to the vehicle battery.

Information 

The PIWIS Tester II 9818  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 additional information may appear in PIWIS Tester II 9818  .

MP 1 to 4  - Measuring points

X1  - Distance from calibration plate to right reflector

X2  - Distance from calibration plate to left reflector

Z  - Height of camera from floor

K  - Calibration plate height

1. The following tools are required:
   1. 1.1. Calibration unit VAS 6350 WE 1368 
   2. 1.2. Spacing laser VAS 6350/2 WE 1369 
   3. 1.3. Calibration unit for Lane Change Assist VAS 6350/4 WE 1375 
      Fig 2: Setup Overview With Doppler Generator (Shown On A Cayenne)

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on ignition and press [F12] to continue.
3. Select the vehicle type and start the Tester.
4. Select the Lane Change Assist  control unit in the overview  .
5. Select Calibrate Lane Change Assist  .
6. Follow instructions on the Tester.
7. Calibration of the master and slave control unit for Lane Change Assist is menu-driven.
8. Read the information displayed on the Tester and proceed according to instructions.
9. Once you have calibrated Lane Change Assist, test-drive the vehicle and check the Lane Change Assist function.
10. After the test, read out the fault memory. If there are faults stored, correct the faults in accordance with the fault-finding strategy.