Replacing Control Unit For Acoustic Simulator
WARNING: This page is about a different variant/trim than selected.
NOTIFICATION
Voltage drop
- Irreparable damage to control unit
- Damage to control unit
- Fault entries in the control unit
- Control unit programming/coding is aborted
- Malfunctions in the control unit, even during programming/coding
→ Switch off ignition before disconnecting the control unit.
→ Make sure that the power supply is not interrupted during programming/coding.
→ Connect the battery charger with at least>current 90 A to the vehicle battery.
Information
The PIWIS Tester 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 on the PIWIS Tester.
- Connect the Tester to the vehicle and start it. Switch on ignition.
- Place original remote control in emergency start tray.
Emergency start tray
- Select the vehicle type if necessary.
- Select the exterior acoustics control unit in the overview Press F12 to continue. Is a "Vehicle Analysis Log (VAL)" to be created? Press F11 to continue.
- Select Coding/programming.
- Select Automatic coding.
- 6.1 The Tester displays the message: Coding was completed successfully.
- Read out all fault memories process and delete existing faults if necessary.
- Exit the diagnostic application. Switch off ignition. Disconnect the Tester from the vehicle.